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PASS

+5VDC / +3.3VDC Power / Sequencing

FAIL

Model :

Date :

2023/5/4

1.      Equipment :

(1)    AC Source : Chroma 6530

(2)    DC Load : Chroma 63102/63103

(3)     Freqency Response Analyzer : Venable Instruments 3120

2.      Test Condition :

(1)    AC Input Voltage : Min. and Max. of Input Voltage

(2)    Input Frequency : 47Hz/63Hz

(3)    Load Condition :  LD1 and LD2

(4)    Temperature :Room Ambient Temperature

(5)   Wavefrom Requirement  :  12V, 5V and 3.3V + (Math 5V-3.3V)

3.      Spec :

The +12V and +5 V output levels must be equal to or greater than the +3.3 V output at all times during power-up and normal operation. The time between any output of +12V and +5 V reaching its minimum in-regulation level and +3.3 V reaching its minimum in-regulation level must be ≤ 20 msec.

4.      Test Result :

PASS

Vin (V)

Load condition

Power Sequencing (ms)

SPEC (ms)

90V/47Hz

LD1

5.01

≦20

LD2

4.70

264V/63Hz

LD1

4.99

LD2

4.81

90Vac/60Hz Load2

90Vac/60Hz Load1

(1) 12V (2) 5V (3) 3.3V

(1) 12V (2) 5V (3) 3.3V

264Vac/50Hz LD2

264Vac/50Hz LD1

(1) 12V (2) 5V (3) 3.3V

(1) 12V (2) 5V (3) 3.3V