GB/T 43027-2023 English PDF

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GB/T 43027-2023: Measuring methods of converter modules for high voltage input power supplies
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Basic data

Standard ID: GB/T 43027-2023 (GB/T43027-2023)
Description (Translated English): Measuring methods of converter modules for high voltage input power supplies
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: L55
Classification of International Standard: 31.200
Word Count Estimation: 54,518
Date of Issue: 2023-09-07
Date of Implementation: 2024-01-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 43027-2023: Measuring methods of converter modules for high voltage input power supplies

---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
ICS 31.200 CCSL55 National Standards of People's Republic of China High voltage power converter module testing method Published on 2023-09-07 2024-01-01 Implementation State Administration for Market Regulation Released by the National Standardization Administration Committee

Table of contents

Preface III 1 Scope 1 2 Normative reference documents 1 3 Terms and Definitions 1 4 General test requirements 1 4.1 Standard atmospheric conditions for testing1 4.2 Instruments and equipment 1 4.3 Note 2 5 Test conditions and test procedures 2 5.1 Input voltage range Vin 2 5.2 Maximum input current Iinmax 3 5.3 Input ripple current IRIP 3 5.4 Output voltage Vo 4 5.5 Output voltage adjustment range 5 5.6 Output voltage temperature coefficient ST 7 5.7 Output current Io 8 5.8 Output power Po 9 5.9 Output ripple voltage VRIP, VRMS 9 5.10 Voltage regulation SV 10 5.11 Load regulation SI 11 5.12 Cross adjustment rate SC 12 5.13 Efficiency η 13 5.14 Switching frequency fS 14 5.15 External synchronization frequency range fSYN 14 5.16 Short circuit power consumption PD 15 5.17 Short circuit current IS 16 5.18 Output voltage change VTLN 17 when input voltage jumps 5.19 Output voltage recovery time tTLN when input voltage jumps 18 5.20 Output voltage change VTLD 19 when load changes 5.21 Recovery time tTLD of output voltage during load transition 19 5.22 Insulation resistance RISO 20 5.23 Capacitive load CL 21 5.24 Isolation voltage VISO 21 5.25 Isolation capacitor CISO 22 5.26 Current limit point ICL 23 5.27 Load failure recovery time tLF 23 5.28 Start-up overshoot voltage VOS 24 5.29 Start delay time tDLY 25 5.30 Output voltage holding time (when input power is off) Thold-up 26 5.31 Output startup sequence (applicable to multi-output power supply module) 26 5.32 Output voltage rise time Trise 27 5.33 Input surge voltage VSUR 28 5.34 Input surge current Iinrush 29 5.35 Input undervoltage protection function 30 5.36 Input overvoltage protection function 30 5.37 Input voltage drop 31 5.38 Input starting current Istart 32 5.39 No-load power dissipation PNO-L 33 5.40 Reverse current protection33 5.41 Pre-bias starting voltage VPre 34 5.42 Negative compensation voltage range 35 5.43 Positive compensation voltage range 36 5.44 Remote control switch function 37 5.45 Remote control switch function control level and control current 38 5.46 Overheating protection function 39 5.47 Output overvoltage protection shutdown voltage 40 5.48 Output overvoltage protection opening voltage 41 5.49 Output overvoltage protection delay time 42 5.50 Output undervoltage protection shutdown voltage 43 5.51 Current sharing accuracy Ek 44 5.52 Start synchronization 45 5.53 Parallel working power supply end switch output voltage characteristics 46 5.54 Parallel workload dynamic response 47 5.55 Parallel operation switching characteristics 48

Foreword

This document complies with the provisions of GB/T 1.1-2020 "Standardization Work Guidelines Part 1.Structure and Drafting Rules of Standardization Documents" Drafting. Please note that some content in this document may be subject to patents. The publisher of this document assumes no responsibility for identifying patents. This document is proposed by the Ministry of Industry and Information Technology of the People's Republic of China. This document is under the jurisdiction of the National Semiconductor Device Standardization Technical Committee (SAC/TC78). This document was drafted by. China Electronics Technology Standardization Institute, Beijing Xinleineng Technology Co., Ltd., Lianyungang Jerry Electronics Co., Ltd. Ltd. The main drafters of this document. Wang Qi, Zhou Quan, Jin Zumin, Chen Yanan, Hao Yingjie, Ma Guiyuan, Li Xiang, Gu Wei, Li Jianlong, Cai Yuxiang, Yang Ruifeng. High voltage power converter module testing method

1 Scope

This document describes the main electrical parameter testing of high-voltage input power converter modules with direct current/direct current (DC/DC) conversion function method. This document is applicable to the measurement of main electrical parameters of high-voltage input power converter modules (hereinafter referred to as power modules) in various types of electronic equipment. Test, the input high voltage range is below 500V. Other devices with DC/DC conversion functions can be used for reference.

2 Normative reference documents

The contents of the following documents constitute essential provisions of this document through normative references in the text. Among them, the dated quotations For undated referenced documents, only the version corresponding to that date applies to this document; for undated referenced documents, the latest version (including all amendments) applies to this document. GB/T 4937.1-2006 Mechanical and climatic test methods for semiconductor devices Part 1.General principles

3 Terms and definitions

There are no terms or definitions to be defined in this document.

4 General test requirements

4.1 Standard atmospheric conditions for testing Unless otherwise specified, the standard atmospheric conditions for testing shall comply with the relevant provisions of GB/T 4937.1-2006. 4.2 Instruments and equipment Measuring and testing equipment should meet the requirements for measurement and testing and be within the valid period of measurement qualification. Basic requirements for instruments and equipment It is determined as follows. a) DC power supply. the response speed and power output meet the test requirements of the module under test, and the output ripple voltage peak-peak value and bandwidth should not affect Influence the input ripple current test accuracy requirements; b) Resistive load or electronic load. the response speed and power magnitude and accuracy meet the test requirements of the module under test; c) Digital multimeter. the accuracy meets the test requirements of the module under test; d) Oscilloscope. At least 100MHz storage oscilloscope with 20MHz input filtering function, at least two channels, current The probe bandwidth meets the requirements; e) High-voltage differential probe. at least 20MHz bandwidth, voltage range meets the input voltage requirements of the module under test, and matches the oscilloscope; f) Jump equipment. conversion rate and amplitude meet the test requirements of the module under test; g) Signal source. Meets the external synchronization test requirements of the module under test; h) Insulation resistance tester. the measurement range meets the test requirements of the module under test; i) Withstand voltage tester. the measurement range meets the test requirements of the module under test; j) LCR tester. The measurement range meets the test requirements of the module under test. ......

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