1 Function Description
DC/DC ATX power supply for automobile application, 12VDC input, +5V,+12V,+3.3V,-12V,+5VSB and PG (power good signal) outputs.
|
Item |
Unit |
Minimum |
Typical |
Maximum |
Test Conditon |
|
Temperature |
¡æ |
-20 |
|
50 |
|
|
RH |
%RH |
40 |
|
90 |
No Condensation |
3.1 Input Characteristic
|
Item |
Unit |
Minimum |
Typical |
Maximum |
Test Conditon |
|
DC INPUT |
Vdc |
|
12 |
|
|
|
Input Current |
A |
|
12 |
|
|
|
|
3.2 Output Characteristic
3.2.1 Output Voltage Regulation
|
Output |
Min. Load |
Max. Load |
Peak Load |
Output Voltage range |
Ripple£¨pk-pk£©£¨rated load¡¢20MHz limit£©* |
|
+5V |
0.5A |
6A |
|
4.75~5.25V |
50mV |
|
+12V |
0.3A |
7A |
|
11.40~12.60V |
120mV |
|
+3.3V |
0.5A |
6A |
|
3.14~3.55V |
50mV |
|
-12V |
0A |
0.05A |
|
-11.0~-13.2V |
120mV |
|
+5VSB |
0.1A |
1.5A |
|
4.75~5.25V |
100mV |
*: Need to add 47¦ÌF tantalum capacitor and 0.1¦ÌF high frequency capacitor on test point when testing. |
