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| ATX12V-G300BT (Bestec ATX-300-12EB3) |
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This ATX12V power supply is a 300W, five output unit with remote
on/off, and UL, CSA, and TUV approvals. Gateway part numbers 102015, 129074, 6500936, and
6500937. Used in Gateway 500GR/GE and DX300 desktop models and others. Split +12V rails,
for CPU and subsystem I/O. 2 x 12 (24 pin) main board power connector. Includes three
daisy chained Serial ATA connectors and a 6 pin PCI Express power connector for latest
video card technology. Compliant with ATX12V 2.0 specification. Bestec model
ATX-300-12EB3.
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| Connectors |
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| This power unit has (1) 24 pin ATX connector, (1) ATX12V connector,
(1) PCI Express connector, (3) Serial ATA connectors, (3) peripheral power connectors,
and (1) floppy drive connector. |
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| 24 pin ATX12V-2.01 |
ATX12V2 |
PCI Power3 |
SATA Power4 |
Peripheral5 |
Floppy6 |
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Connector notes:
1MOLEX 39-01-2240 or equivalent. Pin 13 also contains +3.3V Sense.
2MOLEX 39-29-9042 or equivalent. 3MOLEX 39-01-2060 or equivalent.
4MOLEX housing #675820000, MOLEX terminal #675810000 or equivalents.
5AMP 1-480424-0 or equivalent. 6AMP 171822-4 or equivalent.
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| Specifications |
| Manufacturer |
Bestec |
Model |
ATX-300-12EB3 |
| Type |
ATX12V-2.0 |
Warranty |
1 year |
| Dimensions |
140L x 150W x 86H mm |
Dimensions US |
5.5" x 5.9" x 3.4" |
| Safety |
UL, CSA, TUV |
Efficiency |
70% minimum |
| Reliability |
> 100K hours with all outputs at maximum load, ambient temperature of 25°C. |
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| AC Input |
| Voltage |
Max current |
Frequency |
Protection |
| 115/230VAC |
8/4 A |
47-63 HZ |
Internal fuse |
| AC Input is switch selectable between 115V (100-120V) and 230V (200-240V). |
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| DC Outputs |
| Voltage |
Max Current |
Min Current |
Max Ripple |
Load |
Line |
| +3.3V |
25 A |
0.5 A |
50 mVpp |
+5% |
+1% |
| +5V |
25 A |
1.0 A |
50 mVpp |
+5% |
+1% |
| +12Va |
18 A |
1.0 A |
120 mVpp |
+5% |
+1% |
| +12Vb |
18 A |
1.0 A |
120 mVpp |
+5% |
+1% |
| -12V |
0.8 A |
0.0 A |
120 mVpp |
+10% |
+2% |
| +5VSB |
2.0 A |
0.0 A |
50 mVpp |
+5% |
+1% |
| Notes: (1) +3.3V and +5V total output not to exceed 180W,
(2) +3.3V, +5V, +12Va, and +12Vb total output not to exceed 288W, (3) +12Va and +12Vb combined
current draw not to exceed 22A, (4) Load and Line refer to regulation, (5) Output Voltage
Hold Time is 17mS.
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