White Horse Laboratories Counterfeit Detection Report Week 48

White Horse Laboratories Counterfeit Detection Report Week 48Inspection yields continued their slump in Week 47, dropping for the fourth straight week and second consecutive week of falling more than ten points, flopping to 60% in Week 48 from 71.4% in Week 47 after falling from 81.8% in Week 46. Yields are based upon buyer acceptance following physical inspection identifies the condition of the devices.

Electrical testing yields also fell in Week 48, plummeting to 60.9%, a dizzying drop from Week 47′s 84.6%.

The approach of the New Year typically sees some of the lowest ratings as high risk devices seem to be pushed into the market annually in the race meet year end budgets.

Inspection Accept 60%  Electrical Testing Pass 60.9%

Week 48 Quality Report, 2012  Substandard Part Listing

Texas Instruments 4127KG (Date Code not marked or labeled ) – 9% Failure Rate - Output distortion.

Analog Devices ADT7462ACPZ (Date Code 1021) - 10% Failure Rate - Defective I2C bus and  no changes in status registers after faults had been read.

Micrel SY604JZ (Date Code 0919) – 100% Failure Rate - High signal distortion.

Advanced Micro Devices AM79C874VF (Date Code 1027) - 96% Failure Rate - Open pins and bad protection diodes.

Maxim DS1602S (Date Codes 0647, 0602, and 0619) - 9% Failure Rate - Defective counter/clock function.

Vishay 594D337X9016R2T (Date Code not marked or labeled) – 9% Failure Rate - Low breakdown with high DC leakage current.

Cypress VIC068A-BC (Date Code not marked or labeled) – 9% Failure Rate - Open/short pins and bad protection diodes.

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