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We make every effort to ensure the information provided is accurate however we can not be held responsible for errors. Specifications are subject to change without notice; please ensure you conduct testing to ensure the product is suitable for your intended application.

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ENH-0840A - 400W Active PFC 1U EPS 12V 80Plus PC PSU

Features

  • Universal Input Voltage
  • Active PFC
  • Over power, voltage, current & temperature protections
  • Short circuit protection
  • 80 Plus certified

Description

A 400W EPS 12V 1U Active PFC switching power supply with an IPC form factor and full range input voltage. Standard features include +5V standby voltage, remote on/off control and dual line input capablity.

Standards

CE
ENH-0840A Product Image - ENH-0840A - 400W Active PFC 1U EPS 12V 80Plus PC PSU

Case Details

100 x 245 x 40.5mm

Specification

Input Voltage 90 ~ 265Vac
Input Frequency 47 ~ 63Hz
Input Current 5.5A/115Vac; 2.5A/230Vac
Power Factor Correction >0.95 at full load
Inrush Current 50A/115Vac; 100A/230Vac, cold start
Output Power 400W
Overshoot <10% of nominal voltage
Efficiency >80% under 20%, 50% & 100% load; at nominal voltage of 115Vac or 230Vac
Remote On/Off Control LL PS-ON low outputs are enabled
LL high or open outputs are disabled
Over Power Protection At 440W ~ 550W ouputs will shutdown and latch off
Over Voltage Protection Should the unit go into OVP it shall latch off.
Over Current Protection +5V, +12V1, +12V2 & +3.3V have seperate OCP circuits to meet 240VA safety requirements
Short Circuit Protection Short to +3.3V, +5V, +12V or -12V rail; shut down and latch off
Short to +5Vsb; once fault removed auto recover
No Load Operation No damage or hazardous condition cahll occur
Rise Time 0.1 ~ 20mS
Power Good turn on delay time 100 ~ 1000mS
turn off delay time 1mS min.
Rise Time 10mS max.
Hold Up Time 16mS at nominal input
Operating Temperature 0°C to 50°C
Operating Humidity 10 to 85% non-condensing
Storage Temperature, Humidity -20°C to +70°C; 5 to 95% non-condensing
Safety Standards Designed to meet UL1950 & CSA C22.2 No 950
EN60950, Semko, Nemko, Demko, CB & TUV Approved
EMC EN61000-4-2, EN61000-4-4, EN61000-4-5,
EN61000-4-3, EN61000-3-2, EN 55022,
FCC Part 15, Subpart J Class B
MTBF 100,000 hrs, MIL-STD-217D/E

Items

ENH-0840A Output Data

Part Code Voltage Voltage Range Current Range R&N OCP OVP
ENH-0840A +3.3V ±5% 0.5 ~ 20.0A 50mV 22 ~ 50A 3.6 ~ 4.5V
+5V ±5% 0.2 ~ 20.0A 50mV 22 ~ 48A 5.5 ~ 6.8V
Maximum combined load of +5V & +3.3V 150W
+12V1 ±5% 0.2 ~ 18.0A 120mV 18 ~ 20A 13 ~ 15V
+12V2 ±5% 0.5 ~ 18.0A 120mV 18 ~ 20A 13 ~ 15V
Maximum combined load of +12V1 & +12V2 30A
+5V Loaded at 20A, +12V min combine 2A
-12V ±10% 0 ~ 0.5A 120mV
+5Vsb ±5% 0.1 ~ 3.0A 50mV
Download PDF document

Related Documents

ENH-0840A Specification ENH-0840A Specification (349KB) ENH-8040A 80 Plus Verification & Testing Report ENH-8040A 80 Plus Verification & Testing Report (514KB)

 

 
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