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Model: TP3 550


Maximum Power 550 Watts
Switches ATX Logic on-off
additional power rocker switch
Special Connectors 4-pin ATX12V
3-pin Fan Sensor
Fan Only
8-pin connector
Transient Response +5V,+12V and 3.3V outputs return to within 3% in less than 1ms for 20% load change.
P. G. Signal 100-500ms
Over Voltage Protection
recycle AC to reset
+5V trip point < +6.5V
+3.3V trip point < +4.1V
+12V trip point < +14.4V
Leakage Current < 3.5mA @ 115VAC


Unit Size 5.9" (W) x 3.4" (H) x 5.5" (D)
14.9cm (W) x 8.5cm (H) x 14cm (D)
Net Weight 5lbs.; 2.3kg
Input Voltage 115 VAC / 230VAC
Input Frequency Range 47Hz to 63Hz
Input Surge Current < 60A @ 115VAC
Input Current 9.0A for 115VAC
4.5A for 230VAC
Hold-up Time > 12ms at Full Load
Efficiency up to 85%
CISPR22 Class
  +3.3V +5V +12V1 +12V2 +12V3 +5V SB -12V
Max. Load 24A* 24A* 18A* 18A 18A 3.0A 0.8A
Min. Load 0.5A 0.5A 1A 1A 1A 0A 0A
Load Reg. ±3% ±3% ±3% ±3% ±3% ±3% ±6%
Ripple V(p-p) 50mV 50mV 120mV 120mV 120mV 50mV 120mV
* +12V1, 12V2,12V3 maximum output 504 Watts max.
Operating Temp. 0 to 50℃
Operating Alt. Sea Level 10,000 ft.
Non-Operating Vibration Operating: 10-300 Hz, 0.5G, 3 axes, 1 hr. ea. axis
Non-operating: 10-300 Hz, 2.0G, 3 axes, 1 hr. ea. axis
MTBF 80,000 hrs. @ 50 ℃
Approvals UL, CUL, FCC Class B, CB, TÜV