AnsweredAssumed Answered

New Version ADL5331 test fail

Question asked by Keven.Chen@wpi-group.com on Aug 12, 2016
Latest reply on Aug 29, 2016 by enash

Dear Sir:

 

We buy several lots of ADL5331 for our project, but found some error at one of lots.

Below are our test report for your reference.

 

Could you give some suggestion?

 

Test Passed ADL5331 (total 500 pcs, all passed)

Input 737MHz, -28dBm

1.jpg

ADL5331 test result:  Pass (total 500 pcs, all pass)

(Datecode: 1432, 1510), Packaging factory: Amkor-Korea

2.jpg

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    Test Failed ADL5331 (Total 300 pcs, all failed)

     Input 737MHz, -25dBm

3.jpg

ADL5331 test result:  Fail (Total 300 pcs, all failed)

(Datecode: 1605), Packaging factory: Amkor-Philippines

The output waveform seems distortion.

4.jpg

 

 

====================================================================

 

2016.08.19

Here show the measure points of input and output, and attached the schematic.

 

 

 

 

Best Regards,

Keven

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