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GB/T 32872-2016 English PDF

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US$219.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 32872-2016: Screening specifications for illumination LEDs in space sciences
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 32872-2016	219	Add to Cart	3 days	Screening specifications for illumination LEDs in space sciences	Valid

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Basic data

Standard ID: GB/T 32872-2016 (GB/T32872-2016)
Description (Translated English): Screening specifications for illumination LEDs in space sciences
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: L53
Classification of International Standard: 31.080
Word Count Estimation: 11,155
Date of Issue: 2016-08-29
Date of Implementation: 2016-11-01
Regulation (derived from): National Standard Announcement 2016 No.14
Issuing agency(ies): General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China

GB/T 32872-2016: Screening specifications for illumination LEDs in space sciences

---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.
Screening specifications for ink LEDs in space sciences ICS 31.080 L53 National Standards of People's Republic of China Specification for LED screening for space science lighting 2016-08-29 released 2016-11-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released Directory Preface I 1 Scope 1 2 normative reference document 1 General 1 4 Screening items and procedures 1 5 screening method 2 5.1 appearance inspection 2 5.2 Parameter measurement 2 5.3 constant acceleration 2 5.4 Particle collision noise detection 2 5.5 Sealability check 3 5.6 high temperature storage 3 5.7 Temperature impact 3 5.8 low temperature start 3 5.9 Temperature cycle 4 5.10 old refining 4 5.11 Final test 4 6 Parameter measurement and conformity judgment 4 6.1 Measurement conditions 4 6.2 Test parameters 5 6.3 Test Method 5 6.4 Qualified judgment 6 Appendix A (informative appendix) statistics for LED sciences for space science lighting

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is under the jurisdiction of the National Committee on Standardization of Space Science and Its Application (SAC/TC312). The drafting of this standard. Shanghai Institute of Technical Physics, Chinese Academy of Sciences. The main drafters of this standard. Zhang Tao, Zhang Meimin, Liu Shishen, Gu Jianzhong, Yuan Shidong, Wang Chenfei. Specification for LED screening for space science lighting

1 Scope

This standard specifies the space science lighting LED (LightEmittingDiode) screening projects and procedures, screening methods, parameter measurement And qualified to determine. This standard applies to space science lighting with a rated power of 1W and 1W above the package of single-core LED screening, other power levels The LED can also refer to the implementation.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. Test methods for LED modules for general lighting applications GB/T 24824-2009 Standard Test Method for Semiconductor Discrete Devices - GJB128A -.1997 Non - destructive physical analysis of military electronic components GJB4027

3 General

3.1 Screened devices should be based on product specifications or technical requirements of the parameters of the initial measurement, qualified devices can participate in screening. Screening according to regulations Of the items and procedures to complete each item after the removal of substandard products. 3.2 The filtered devices shall be numbered consecutively and the test data shall be recorded at each test. After screening, you should write a filter table, format parameters See Appendix A, Device Parameter Test Data can be used as an attachment to the screening report. 3.3 If the test is abnormal, the time of occurrence of the exception and the device number should be recorded. 3.4 When the screening rejection rate exceeds 20%, the batch should be rejected. When the function fails, should be in accordance with the GJB4027 failure points Analysis, such as non-accidental failure of material or process factors shall be subject to batch failure.

4 Screening items and procedures

Screening according to the items and procedures specified in Table 1, after the completion of each project, remove the substandard products. Table 1 Screening items and procedures Filtering item filtering method 1 See Chapter 5.1 for visual inspection 2 Parameter measurement See 5.2 3 constant acceleration See 5.3 4 Particle Collision Noise Detection (PIND) See 5.4 5 See Chapter 5.5 for sealing performance ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 32872-2016_English be delivered?

Answer: Upon your order, we will start to translate GB/T 32872-2016_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 32872-2016_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 32872-2016_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.