SLF7N65C 8D Analysis Report

An analysis report of SLF7N65C application failure

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 Customer： LETARON

 Agent： CONQUER

 Part Number： SLF7N65C

 Data Code： AY3X6

 Package：

TO-220F

 Analyzde by： Jim Luo

 Data： May 21,2019

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SLF7N65C 8D Analysis Report

An analysis report of SLF7N65C application failure

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1D. Team Members

Team leader：kevin

Team members：kevin 、jim 、david、Loren

2D. Problem Description

Sample：Failure Mosfet 2PCS

Cust.symptom description：There have 2PCS sample of SLF7N65C are fail in the system

Applications form customers.The custormer sent 2PCS fail samples to us for analyzing and

providing reports.

3D. Immediate Containment Actions

 SLF7N65C/2PCS samples failure analysis;

 Result and solution;

 Superintendent：Jim

4D. Define and Verify Root Causes

Electrical analysis

 Electrical parameter testing：2PCS test results D to S,D-G,G-S are short.

Structural analysis:

 General inspection: The pins are tinned and clipped, the sample pictures as bellowing.

Front Back

 X-Ray：Viod pass the test

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