2BNTC-WPC903 in 1 Wireless charger

JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD The information provided in this letter is based on the referenced rule parts of Title 47 of the CFR as well as KDB 986446 D01. An expiration date for this letter does not exist. In case the U.S. agent changes, the grantee is obligated to notify the FCCwithin 30 days via the granting TCB. Federal Communications Commission Authorization and Evaluation Division Equipment Authorization Branch 7435 Oakland Mills Road Columbia, MD 21046 //202 U.S. Agent Designation By signing this form, we confirm the above and that we are aware of the application requirements listed under TACW A,LLCacknowledges their obligation to accept service of process on behalf ofJMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD JMTEK TECHNOLOGY(ZHONGSHAN) CO.,LTDwith the FRN0036690592accepts its obligation to maintain anagent for service of process in the United States for noless than oneyear after either the grantee has permanently terminated all marketing and importation of the applicable equipment within the U.S., or the conclusion of any Commission-related administrative orjudicial proceedinginvolving the equipment, whichever is JMTEKTECHNOLOGY(ZHONGSHAN) CO.,LTDacknowledges their consent for thefollowing contact located in the United States to act as their agent for service of process for the equipment for which authorization is sought (FCC ID: 2BNTC-:3&): Name and company of U.S. agent:TACWA, LLC Phy sical U.S. address of agent: 143 Evan Ct SE Aubrun, WA 98092 United States FRN of U.S. agent:0033491978 Email address of U.S. agent:[email protected] Contact Phone of U.S. agent:(253) 508-7326 later. § 2.911(d)(7). Sincerely, Signature [Name]&LFL-LDQJ [Title]*0 [Company] JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Telephone Number: 13760699244 Email: [email protected] Signature [Name of U.S. agent]Tai Ly [Title of U.S. agent] Manager [Company of U.S. agent] Tacwa, LLC 48_[model] US_Agent_2.911 (d)(7) - U, V04



Attestation Statement. Old Code: C5266091 24 New Code: 00015544 Ed.3 Change reason: FRN is added to the Applicant information section. 1/1 TO: Office of Engineering Technology Federal Communications Commission 7435 Oakland Mills Road Columbia, MD 21046 The Commission adopted rules that prohibit equipment authorization for “covered” telecommunications equipment and video surveillance equipment produced by entities identified on the Commission’s Covered List 1 , which is periodically updated. See the Covered List for more details. This Attestation Statement is to confirm that we follow the Section 2.911(d)(5)(i)-(ii) Applicant Company name: JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Grantee code: 2BNTC FCC ID: 2BNTC-WPC90 FRN: 0036690592 Contact Name: Cici Jiang Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China Telephone No:13760699244 Fax No: / Email: [email protected] i. [JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD] (“the applicant”) certifies that the equipment for which authorization is sought is not “covered” equipment prohibited from receiving an equipment authorization pursuant to section 2.903 of the FCC rules. The applicant must sign this certification. ii. [JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] (as a specifically named entity or any of its subsidiaries or affiliates) identified on the Covered List as an entity producing “covered” equipment. The applicant must sign this certification. [JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD] (“the applicant”) certifies that, as of the date of the filing of the application, the applicant [is not] identified on the Covered List as an entity producing “covered” equipment . Date: May 14, 2026 Applicant’s Name: Cici Jiang Title: GM Signature 1 The Commission’s Covered List is published by the Public Safety and Homeland Security Bureau and posted on the Commission’s website. This Covered List, which is periodically updated, identifies particular equipment, produced by particular entities, that constitutes “covered” equipment. https://www.fcc.gov/supplychain/coveredlist

JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Code 00018768 Ed. 1 Item 1. The device is able to install software/program installation? ☐ Yes, go to Item 2. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky cybersecurity or anti-virus software. Item 2. Technical Requirements for Kaspersky Cybersecurity Software: # General Requirements (For all Devices) Yes / No or N/A Comments 1 Internet connection for activation and updates (For all Operating Systems) N/A Device 3 in 1 Wireless charger Company name JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Grantee code 2BNTC FCC ID 2BNTC-WPC90 FRN 0036690592 Contact name Cici Jiang Address 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China Telephone number 13760699244 E-mail [email protected] Chipset/module information SY9D18Q, 9B04 Operating System (if applicable) N/A Storage Capacity (hard drive or other permanent memory storage, if applicable) N/A 2 # General Requirements (For Windows Devices) Yes / No or N/A Comments 1 Storage: 1500 MB free space on the hard drive N/A 2 Operating System: Microsoft Windows 8, 8.1, 10 & 11 Home / Pro / Enterprise Microsoft Windows 7 Starter / Home Basic & Premium / Professional / Ultimate SP1 or higher N/A 3 Processor: 1 GHz or higher (x86 or x64) N/A 4 Memory (RAM)1 GB (32-bit) or 2 GB (64-bit) N/A 5 Screen Resolution: Minimum resolution of 1024 x 768 N/A # General Requirements (For macOS devices) Yes / No or N/A Comments 1 Operating System macOS® 13 – 14 N/A 2 Memory (RAM)4 GB N/A 3 Storage: 3455 MB free space on the hard drive N/A # General Requirements (For Android Devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: Android™ 10 – 14 N/A 3 Screen Resolution: Minimum resolution of 320 x 480 N/A # General Requirements (for iOS devices) Yes / No or N/A Comments 1 Storage: 150 MB free space N/A 2 Operating System: iOS® 17 N/A # General Requirements (For Linux system) Yes / No or N/A Comments 3 1 Hard drive: 1 GB of free space N/A 2 CPU: Intel Pentium 1 GHz or higher N/A 3 RAM: 1 GB N/A 4 Minimum software requirements: AlmaLinux OS 8 or later; AlterOS 7.5 or later; Astra Linux Common Edition 2.12 or later; CentOS 6.7 or later; Debian GNU/Linux 10.0 or later; EulerOS 2.0 or later; Oracle Linux 7.3 or later ; Red Hat Enterprise Linux 6.7 or later ; Rocky Linux 8.5 or later ; SUSE Linux Enterprise Server 12.5 or later; Ubuntu 12.04 or later ; Uncom OS Home / Business / Education / Enterprise 2.2 or later; ALT Linux Workstaton / Workstation K / Server / Education 8 or later; ROSA Linux Workstation / Server 12 or later ; RED OS 7.3 and later ; N/A After reviewed the technical requirements, is the device capable of supporting the installation of Kaspersky software? ☐ Yes, go to Item 3. ☒ No. In this case, the rest of the items do not apply. The device cannot support installation of Kaspersky software 4 Item 3. Connectivity Capabilities: # Physical Interface Purpose Justification 1 1 # Wireless Interface Purpose Justification 1 1 After the review of this items, the device: ☒ Cannot support installation of any cybersecurity or anti-virus software on the covered list. ☐ Potentially can operate with any cybersecurity or anti-virus software on the covered list – additional third- party proof is provided to demonstrate compliance with requirements as of 2.911(d)5(i),(ii) – “Proof of Compliance with Covered List Software Requirements” of this document applies Signature: Name: Cici Jiang Date: May 14, 2026 1 The justification field is used to justify why the software cannot be received through that interface. Check the annex for more indications.

TCB CALL página 1 File FCC ID: 2BNTC-WPC90 Please upload an exhibit that explains how does the TCB verify the new agent information: 1- Is the address of the agent a valid physical US mailing address (not a US post office box, not a virtual mailbox, not P.O. Boxes, not a vacant lot, not a public building, etc.) ○ We have checked if the address exists in a real and potential building (Google maps) + official US register, after this verification and the evidence below we can guarantee the following: not a US post office box not a virtual mailbox not P.O. Boxes not a vacant lot not a public building(note) ► We checked the FCC FRN Search based on the information provided by the grantee. TCB CALL página 2 On the official register from : https:www.sos.wa.gov/corps TCB CALL página 3 TCB CALL página 4 In google: Office: TCB CALL página 5 Licence: TCB CALL página 6 Other: TCB CALL página 7 ► CONCLUSION by TCB: The ASOP defined and provided by grantee is VALID and confirmed. Therefore the exhibit "C5266091_X23_Ed1_US_Agent_Letter" included in the file is ok. 2- Is the agent physically located at that valid US address such that the agent can be legally served at that address? Yes , check above 3- Has the listed agent clearly agreed in writing to serve as the agent for the grantee at that address? Yes, it is included in the exhibit "C5266091_X23_Ed1_US_Agent_Letter" >

C5266091_X10_Ed.2 1/1 JMTEKTECHNOLOGY(ZHONGSHAN)CO.,LTD OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2026-05-14 Subject:RequestforConfidentiality FCCID:2BNTC-WPC90 ToWhomItMayConcern, Pursuantt ot hep rovisionso fS ections0 .457a nd0 .459ofC ommission'sr ules (47CFR0.457,0.459),wea rer equestingt heCommissiont owithholdt hef ollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-TermC onfidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☒ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☒ User’sManual ☐ NOTE 1 ☒ InternalPhotos ☐ NOTE 1 ☒ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeI I.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselasti nforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentc ontainsdetaileds ystemandequipmentdescriptionare considereda sp roprietaryi nformationi no perationofthee quipment.T hep ublic disclosureofa bovedocumentsmightbeharmfult oourc ompanya ndwouldgive competitoranunfairadvantagei nthemarket. Incaseofs hort-termConfidentiality,theapplicantrequeststheexhibitsselectedabove arewithheldf rompublicviewf oraperiodof__180___daysf romt hedateoft he GrantofEquipmentAuthorizationandpriortomarketing. Iti sourunderstandingt hatallmeasurementt estr eports,FCCI Dl abelf ormatand correspondentduringc ertificationr eviewprocessc annotbegrantedasc onfidential documentsandt hosei nformationwillbeavailablef orpublicr eviewoncet hegrantof equipmentauthorizationi si ssued. C5266091_X10_Ed.2 1/1 Sincerely, Name:CiciJiang Title:GM 2026/5/14

C5266091_X8_Ed.1 1/1 Letter of Authorization JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Company: JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China Product Name: 3 in 1 Wireless charger Model Number: WPC90 FCC Identifier: 2BNTC-WPC90 We authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, to act on our behalf on all matters concerning the above named equipment. Any individual within LGAI Technological Center S.A. is authorized to act on our behalf and take action on the application. We declare that authorize LGAI Technological Center S.A., Ronda de la Font del Carme, s/n, 08193 Bellaterra, Spain, is allowed to forward all information related to the approval project to the Federal Communication Commission and to discuss any issues concerning the approval application. Any and all acts carried out by LGAI Technological Center S.A. on our behalf shall have the same effect as acts of our own. Name: CiCi Jiang Date: May 14, 2026 Title: GM Signature of applicant:

WPC90-SY-JMT001 WPC90 StevenSam 26014 300% 100%100% 53.6mm 34mm 53.6mm 30mm 13.9 mm 11.8 mm 6.5 mm 11.9 mm 工艺：丝印 字体颜色： PANTONE 877C 注意: 垃圾桶字高不小于7mm。

Page 1 of 10 Code:AB-RF-05-b FCC Test Report Report No.:1812C60072412502 Applicant: JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China (Zip Code: 528429) Product Name:3 in 1 Wireless charger Report Date:2026-05-14 Shenzhen Anbotek Compliance Laboratory Limited #资质章# #检测章# #报告二维码# Report No.: 1812C60072412502 Page 2 of 10 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b Contents 1. General Information ............................................................................................................................5 1.1. Client Information ......................................................................................................................5 1.2. Description of Device (EUT) .....................................................................................................5 1.3. Auxiliary Equipment Used During Test .....................................................................................6 1.4. Description of Test Modes ........................................................................................................6 1.5. Test Equipment List ..................................................................................................................7 1.6. Measurement Uncertainty .........................................................................................................7 1.7. Description of Test Facility ........................................................................................................7 1.8. Disclaimer .................................................................................................................................7 2. Measurement and Result ....................................................................................................................8 2.1. Limits For Maximum Permissible Exposure (MPE)...................................................................8 2.2. Test Setup.................................................................................................................................8 2.3. Test Procedure .........................................................................................................................9 2.4. Test Result ................................................................................................................................9 APPENDIX I -- TEST SETUP PHOTOGRAPH .....................................................................................10 APPENDIX II -- EXTERNAL PHOTOGRAPH .......................................................................................10 APPENDIX III -- INTERNAL PHOTOGRAPH .......................................................................................10 Report No.: 1812C60072412502 Page 3 of 10 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b TEST REPORT Applicant:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Manufacturer:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Product Name:3 in 1 Wireless charger Model No.:WPC90 Trade Mark:N/A Rating(s): Type-C Input: 5V⎓3A, 9V⎓3A, 12V⎓2A Wireless Charging Output: For Phone: 5W/7.5W/10W/15W(max) For Earbuds: 5W For Watch: 2W Test Standard(s): FCC Part 1.1310, 1.1307(b), FCC Part 2.1091 Test Method(s): KDB 680106 D01 Wireless Power Transfer v04 The device described above is tested by Shenzhen Anbotek Compliance Laboratory Limited to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The measurement results are contained in this test report and Shenzhen Anbotek Compliance Laboratory Limited is assumed full of responsibility for the accuracy and completeness of these measurements. Also, this report shows that the EUT (Equipment Under Test) is technically compliant with the FCC Part 1.1307 & FCC Part 2.1091 & KDB680106 D01 requirements. This report applies to above tested sample only and shall not be reproduced in part without written approval of Shenzhen Anbotek Compliance Laboratory Limited. 2026-01-26 Date of Receipt Date of Test2026-01-26 to 2026-05-09 Prepared By (Cecilia Chen) Approved & Authorized Signer (Hugo Chen) Report No.: 1812C60072412502 Page 4 of 10 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b Revision History Report VersionDescriptionIssued Date R00Original Issue.2026-05-14 Report No.: 1812C60072412502 Page 5 of 10 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b 1. General Information 1.1. Client Information Applicant:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China (Zip Code: 528429) Manufacturer:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China (Zip Code: 528429) Factory:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China (Zip Code: 528429) 1.2. Description of Device (EUT) Product Name:3 in 1 Wireless charger Model No.:WPC90 Trade Mark:N/A Test Power Supply:AC 120V/60Hz for Adapter Test Sample No.:1-2-1(Normal Sample), 1-2-2(Engineering Sample) Adapter:N/A RF Specification Operation Frequency: Phone: 112-205kHz Earbuds: 112-205kHz Watch: 360kHz Modulation Type:ASK Antenna Type:Inductive loop coil Antenna Remark: 1) All of the RF specification are provided by customer. 2) For a more detailed features description, please refer to the manufacturer’s specifications or the User’s Manual. Report No.: 1812C60072412502 Page 6 of 10 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b 1.3. Auxiliary Equipment Used During Test TitleManufacturerModel No.Serial No. Xiaomi 67W adapterXiaomiMDY-13-ESWA622091100375G Apple AirPodsAppleAirPods Pro/ Apple iWatchAppleiiWatch s6/ Mobile PhoneXiaominote 13pro/ 1.4. Description of Test Modes Pretest ModesDescriptions TM1Ada…

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Page 1 of 26 Code:AB-RF-05-b FCC Test Report Report No.:1812C60072412501 Applicant: JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Address: 3F B3 and 3F B4 Chuangzhi Science Park, No.22 Xingpu Avenue East, Huangpu Town, Zhongshan City, Guangdong Province, China (Zip Code: 528429) Product Name:3 in 1 Wireless charger Report Date:2026-05-14 Shenzhen Anbotek Compliance Laboratory Limited #资质章# #检测章# #报告二维码# Report No.: 1812C60072412501 Page 2 of 26 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b Contents 1. General Information ............................................................................................................................5 1.1. Client Information ......................................................................................................................5 1.2. Description of Device (EUT) .....................................................................................................5 1.3. Auxiliary Equipment Used During Test .....................................................................................6 1.4. Description of Test Modes ........................................................................................................7 1.5. Description Of Test Setup .........................................................................................................8 1.6. Test Equipment List ..................................................................................................................9 1.7. Measurement Uncertainty .......................................................................................................10 1.8. Description of Test Facility ......................................................................................................10 1.9. Disclaimer ...............................................................................................................................10 2. Summary of Test Results ..................................................................................................................11 3. Conducted Emission Test .................................................................................................................12 3.1. Test Standard and Limit ..........................................................................................................12 3.2. Test Setup...............................................................................................................................12 3.3. Test Procedure .......................................................................................................................12 3.4. Test Data ................................................................................................................................12 4. Radiation Spurious Emission Test ....................................................................................................15 4.1. Test Standard and Limit ..........................................................................................................15 4.2. Test Setup...............................................................................................................................15 4.3. Test Procedure .......................................................................................................................16 4.4. Test Data ................................................................................................................................16 5. 20dB Occupy Bandwidth Test ...........................................................................................................21 5.1. Test Standard and Limit ..........................................................................................................21 5.2. Test Setup...............................................................................................................................21 5.3. Test Procedure .......................................................................................................................21 5.4. Test Data ................................................................................................................................22 6. Antenna Requirement .......................................................................................................................25 6.1. Test Standard and Requirement .............................................................................................25 6.2. Antenna Connected Construction ...........................................................................................25 APPENDIX I -- TEST SETUP PHOTOGRAPH .....................................................................................26 APPENDIX II -- EXTERNAL PHOTOGRAPH .......................................................................................26 APPENDIX III -- INTERNAL PHOTOGRAPH .......................................................................................26 Report No.: 1812C60072412501 Page 3 of 26 FCC ID: 2BNTC-WPC90 Code:AB-RF-05-b TEST REPORT Applicant:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Manufacturer:JMTEK TECHNOLOGY(ZHONGSHAN) CO., LTD Product Name:3 in 1 Wireless charger Model No.:WPC90 Trade Mark:N/A Rating(s): Type-C Input: 5V⎓3A, 9V⎓3A, 12V⎓2A Wireless Charging Output: For Phone: 5W/7.5W/10W/15W(max) For Earbuds: 5W For Watch: 2W Test Standard(s): FCC Part15 Subpart C Test Method(s): ANSI C63.10-2020+Cor.1-2023 The device described above is tested by Shenzhen Anbotek Compliance Laboratory Limited to determine the maximum emission levels emanating from the device and the severe levels of the device can endure and its performance criterion. The measurement results are contained in this test report and Shenzhen Anbotek Compliance Laboratory Limited is assumed full of responsibility for the accuracy and completeness of these measurements. Also, this report shows that the EUT (Equipment Under Test) is technically compliant with the FCC Part 15 Subpart C requirements. This report applies to abov…

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承 認 書 SPECIFICATION FOR APPROVAL 客 戶： CUSTOMER: 客 戶 料 號： CUST P/N: 03020800043 言之行 料 號： Y Z X P/N: 産 品 型 號： DESC: Φ40MMX5.0MM 日 期： DATE: 2023/8/13 版 本： Version: A.0 擬制 PREPARED BY 審核 CHECKED BY 批准 APPROVED BY 客戶承認 CUSTOMER APPROVE 李墨 万楼 李建波 东莞市言之行电子科技有限公司 工廠地址：东莞市塘厦镇石马新围8号 李生TEL：18033336905 1R6KLPD;LQZHL7DQJ[LD7RZQ'RQJJXDQ&LW\ Dongguan Yanzhixing Electronic Technology Co., LTD SPECIFICATION 産 品 型 號： DESC Φ40MMX5.0MM 版本 Rev：A.0 客戶CUST: 客户料号CUST P/N: 一、尺寸DIMENSION:(mm) 二、原理图SCHEMATIC DIAGRAM: A 38±1.5 B 20±1.5 C 1.25 Max D 8±3 E 4±2 F 40±1 G 10.0 ref H 2.5 Max I 5.3 ref M 8.0 ref J 38±1.5 K 3.0±2 注： 1.具体参数以样品为准 三、绕线参数Winding Specification: 序号 NO. 端子 TERMINAL 线径 WIRE 圈数 Turns 绕线方向 Winding Direction 1 S F 24*0.08*2P 10Ts CCW 四、电气特性ELECTRICAL CHARACTERISTICS: 温度TEMPERATURE:25±10°C, 湿度RELATIVE HUMIDITY:65±20% 序号 NO. 项目 ITEM 端子 TERMINAL 标准 SPECIFICATION 测试条件 TEST FREQUENCY 测试仪器 TEST EQUIPMENTS 1 IND. S-F 4.3uH ±20%单独线圈 100KHz/1.0V LCZ METER 1062B 2 IND. S-F 6.2uH ±10%加磁片 100KHz/1.0V LCZ METER 1062B 3 DCR S-F ≤120mΩ LCZ METER 502B 擬制/日期PREPARED BY/DATE 審核/日期CHECKED BY/DATE

Page 1 of 3 承 認 書 SPECIFICATION FOR APPROVAL 客 戶： CUSTOMER: 客 戶 料 號： CUST P/N: 03020800051 言之行 料 號： Y Z X P/N: YZX44 産 品 型 號： DESC: Φ43.5MMX5.0MM 日 期： DATE: 2024/3/25 版 本： Version: A.0 擬制 PREPARED BY 審核 CHECKED BY 批准 APPROVED BY 客戶承認 CUSTOMER APPROVE 李墨 万楼 李建波 东莞市言之行电子科技有限公司 Dongguan Yanzhixing Electronic Technology Co., LTD 工廠地址：东莞市塘厦镇石马新围8号 No. 8, Shima Xinwei, Tangxia Town, Dongguan City 李生TEL：18033336905 Page 2 of 3 SPECIFICATION 産 品 型 號： DESC Φ43.5MMX5.0MM 版本 Rev：A.0 客戶CUST: XXX 客户料号CUST P/N: 一、尺寸DIMENSION:(mm) 二、原理图SCHEMATIC DIAGRAM: A 38.5±1.5 B 20.5±0.5 D ±3 E 2-5 F 43±2 G 10.0 ref H 1.8 Max I 5.3 ref M 8.0 ref J 42±1 K 3.0±1 注： 1.8mmref 1-2Ts 2. 43±2mm 3.155° 4. 三、绕线参数Winding Specification: 序号 NO. 端子 TERMINAL 线径 WIRE 圈数 Turns 绕线方向 Winding Direction 1 S F 24*0.08*2p 10Ts CCW 四、电气特性ELECTRICAL CHARACTERISTICS: 温度TEMPERATURE:25±10°C, 湿度RELATIVE HUMIDITY:65±20% 序号 NO. 项目 ITEM 端子 TERMINAL 标准 SPECIFICATION 测试条件 TEST FREQUENCY 测试仪器 TEST EQUIPMENTS 1 IND. S-F 100KHz/1.03.8uH ±20%单独线圈V LCZ METER 1062B 2 IND. S-F 6.4uH ±10%加磁片 100KHz/1.0V LCZ METER 1062B 3 DCR S-F ≤100mΩLCZ METER 502B 擬制/日期PREPARED BY/DATE 審核/日期CHECKED BY/DATE

LetterofAcceptance customername： Customerpartnumber:Ourcompanymodel: RC- G25-6.4UH-3600GS-10MM January27,2024 Samplesubmissiondate: DongwuCityJeresi TechnologyCo.,Ltd. supplier： Thecustomeracknowledges: DongguanJieruisiTechnologyCo.,Ltd. Tel: Fax: 86+13632701380 Address:No.96LanghuRoad,DongwuDalingMountainTown(3rdFloor,BuildingL,JinxiongdaTechnologyPark) QualifiedUnqualified Admit Remarks CustomernameCustomerPartNumber Ourcompany'smodel Edition Day ZhongyiTechnology 302080028RC-G25-6.4UH-3600GS-10MM A0 2024.1.27 DrawExamineandverify Ratify WangLizhiDengXiangguiYeRusheng 1.PlanStructureDiagram:Unit:MM II.ProductParameters: III.TechnicalRequirements: 1.Securetheendsofthewiretopreventlooseningorbreakage. 2.Cuttheexcessivelylongwireendsaccordingtocustomerrequirements,thentinthemwithauniformdepthof2±1 mm. 3.Applyanappropriateamountofwhiteadhesiveontothesoftmagneticsheet,thenattachthecoil.Ensurethe productsurfaceremainscleanandtidythroughouttheprocess. 4.Thesoftmagneticsheetsusedfeaturecircularholesandarefreefromdamage. 5.Additionalprocess(accordingtocustomerrequirements):Installamagnetof7.65x2.5mmontheintermediate roundholeofthefinishedproductandattach513-16mmrounddouble- sidedadhesiveonthebackofthefinishedproduct,thenpackage A 7.65±0.05 B 2.5±0.05 C 2±1 D 15±0.2 E 20.7±0.3 F 21±0.1 G 7.7±0.05 H 14.5±0.1 I 23.5±0.2 J 25±0.2 K 2.5±0.1 L 2.25±0.1cmcolumnheight M 10±1 Footposition LineRadius Numberofturns Remarks 1-2 0.08*24P 12 Hot-airstrandedwire IV.ElectricalParameters: 1.Inductancevalue,Qvalue: PIN1—2=6.4uH±5% ForQ-values≥25,measuretheinductanceusingtheQuanhua1062A instrumentwithatestfrequencyof10kHz/0.3Vrmsoranequivalentinstrument. TheQ-valueismeasuredusingtheQuanhua1062Ainstrument,witha standardof100kHz/0.3Vrmsoranequivalentinstrument. V.MaterialList: Order number Name MaterialqualitySupplier Remarks 1 Hot-airstrandedwire 0.08X24P Wuhanorequivalent 2 Magneticsheet G25SoftMatrix Tiantongorequivalent Central column: 14.5mm 3 Tin High-temperatureenvironmentalprotection TheThousandIslandsareequival- ent. 4 Whiteglue BY882 YuYueorequivalent 5 MagneticField 7.65*2.5(高强度exceed- ing3600GS) Lianshengorequivalent Additionalprocesses, accordingtocust- omerrequirements 6 Doublefacedadhesivetape 513-16mm HonghuiorD Circular