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Week 37 Report

 

Inspection Accept

27%

 

Electrical Testing Pass

50%

This Week in The Lab...
Weeks 37 Summary
Substandard Part Listing
                               
                                   
White Horse Laboratories' Quality Report
Week 37, 2013

Weeks 37 Summary                                                                                                          

  

Electrical Testing continued its free fall, landing at 50% in Week 37, down from Week 36's 54%, falling 40 points in two weeks from Week 35's 94%.

 

Add another eleven parts to the high risk list, with three of those eleven having a 100% failure rate.

 

Inspection results collapse was even more dramatic, falling to 27% in Week 37, twenty-one points down from Week 36 and fifty-three points down from Week 35.

Week 37 Quality Report

 

Substandard Part Listing

 

Xilinx XC9536-15VQG44C (Date Code 1031) - 18% Failure Rate - Program error.

 

IXYS IXFH88N30P - 100% Failure for Low BVDSS

Fairchild FDR4420A (Date Code not marked or labeled) - 8% Failure Rate - High Rds(on).

 

Freescale MC908SR12CFAE (Date Code not marked or labeled) - 27% Failure Rate - Poor pin contact.

 

IXYS Semiconductor IXFH88N30P (Date Code not marked or labeled) -100% Failure Rate - Low BVdss.

 

DALLAS DS1248YP-70  (Date Code 633) - 28% Failure Rate program error.

 

Texas Instruments 4127KG (Date Code Not marked or labeled.) -9% Failure Rate - static output.

 

Shindengen Electric M1FS6-6063 (Date Code 26) - 100% failure rate - high Vf.

 

AVX TPSC107K010R0075 (Date Code 1319) - 100% failure rate - High ESR.

 

Kemet T495D107K016ATE100 (Date Code 1107) - 70% failure rate - High ESR.

 

Xilinx XC4VFX60-11FF1152I (Date Code 1237) - 31% failure rate - Cannot be programmed.

 

Maxim DS17287-5+ (Date Code 1206) - 11% failure rate - Program & verify error.

Notes:

1. Statistics are calculated as a percentage of all lots dis-positioned within the given time period.

2. "Accept" is defined as customer acceptance of report device condition.

3. "Pass" is defined as meeting electrical parameters defined by the agreed upon test plan.

We hope you find this report informative and usefull for your organization.

 

All the best,

Mark A. Rinehart
White Horse Laboratories