SILVERSTONE VIVA 550W 80+ Bronze Non-Modular True Rated Power Supply
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SPECIFICATION
Model (safety certification) |
SST-ET550 (80 PLUS Bronze) |
Color |
Black (Lead-Free Paint) |
Max. DC Output |
550W |
Power density |
305W per liter |
Load Range |
+3.3V, +5V, +12V, +5VSB, -12V |
Max. Amps |
20A, 20A, 45A, 3.0A, 0.3A |
Peak Amps |
N/A |
Min. Amps |
2.0A, 2.0A, 7.56A, 0.41A, 0.05A |
Range (%) |
±5% for +3.3V, +5V; ±5% for +12V; ±5% for +5VSB; ±10% for -12V |
Line Reg. (%) |
±1% for all outputs |
Ripple (mVp-p) |
50mV for +3.3V, +5V; 120mV for +12V, +5VSB; 120mV for -12V |
Combined +3.3V & +5V |
110W |
Combined +12V |
540W |
Input Voltage |
100 ~ 264 Vrms |
Input Frequency Range |
47Hz ~ 63Hz |
PFC |
Active PFC (PF > 0.9 at full load) |
Efficiency |
82% ~ 85% (at 20% ~ 100% loading) |
MTBF |
100,000 hours |
Operating temperature |
0°C ~ 40°C |
Protection |
Over power protection, Over voltage protection, Short circuit protection |
Connectors |
See detailed list in the description |
Cooling System |
Single 120mm silent fan |
Noise Level |
18dBA minimum |
Certification |
80 PLUS Bronze |
Form factor |
ATX (PS2) |
Dimension |
150mm (W) x 86mm (H) x 140mm (D) |
Weight |
1.49 Kg |
Other |
GPU Support list, Compatible with ATX12V v2.4 |