GB/T 43027-2023Measuring methods of converter modules for high voltage input power supplies (English PDF)
高压电源变换器模块测试方法
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
September 7, 2023
Implementation date
January 1, 2024
Scope
GB/T 43027-2023 is the English-translated version of 高压电源变换器模块测试方法.
This document describes the methods for measuring the principal electrical parameters of the converter modules used in high voltage input power supplies, that is modules performing DC/DC conversion.
The document applies to the measurement of those parameters for power modules in electronic equipment of every kind, with an input high voltage range below 500 V; other devices performing DC/DC conversion may follow it as a reference.
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Document preview — GB/T 43027-2023
National Standard of the People's Republic of China
- ICS
- 31.200
- Classification
- L 55
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- 1 Scope
- 2 Normative reference documents
- 3 Terms and Definitions
- 4 General test requirements
- 4.1 Standard atmospheric conditions for testing
- 4.2 Instruments and equipment
- 4.3 Note
- 5 Test conditions and test procedures
- 5.1 Input voltage range Vin
- 5.2 Maximum input current Iinmax
- 5.3 Input ripple current IRIP
- 5.4 Output voltage Vo
- 5.5 Output voltage adjustment range
- 5.6 Output voltage temperature coefficient ST
- 5.7 Output current Io
- 5.8 Output power Po
- 5.9 Output ripple voltage VRIP, VRMS
- 5.10 Voltage regulation SV
- 5.11 Load regulation SI
- 5.12 Cross adjustment rate SC
- 5.13 Efficiency eta
- 5.14 Switching frequency fS
- 5.15 External synchronization frequency range fSYN
- 5.16 Short circuit power consumption PD
- 5.17 Short circuit current IS
- 5.18 Output voltage change VTLN 17 when input voltage jumps
- 5.19 Output voltage recovery time tTLN when input voltage jumps
- 5.20 Output voltage change VTLD 19 when load changes
- 5.21 Recovery time tTLD of output voltage during load transition
- 5.22 Insulation resistance RISO
- 5.23 Capacitive load CL
- 5.24 Isolation voltage VISO
- 5.25 Isolation capacitor CISO
- 5.26 Current limit point ICL
- 5.27 Load failure recovery time tLF
- 5.28 Start-up overshoot voltage VOS
- 5.29 Start delay time tDLY
- 5.30 Output voltage holding time (when input power is off) Thold-up
- 5.31 Output startup sequence (applicable to multi-output power supply module)
- 5.32 Output voltage rise time Trise
- 5.33 Input surge voltage VSUR
- 5.34 Input surge current Iinrush
- 5.35 Input undervoltage protection function
- 5.36 Input overvoltage protection function
- 5.37 Input voltage drop
- 5.38 Input starting current Istart
- 5.39 No-load power dissipation PNO-L
- 5.40 Reverse current protection
- 5.41 Pre-bias starting voltage VPre
- 5.42 Negative compensation voltage range
- 5.43 Positive compensation voltage range
- 5.44 Remote control switch function
- 5.45 Remote control switch function control level and control current
- 5.46 Overheating protection function
- 5.47 Output overvoltage protection shutdown voltage
- 5.48 Output overvoltage protection opening voltage
- 5.49 Output overvoltage protection delay time
- 5.50 Output undervoltage protection shutdown voltage
- 5.51 Current sharing accuracy Ek
- 5.52 Start synchronization
- 5.53 Parallel working power supply end switch output voltage characteristics
- 5.54 Parallel workload dynamic response
- 5.55 Parallel operation switching characteristics
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.
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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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 48 pages — is available in the English PDF.
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