Home > Product > Power Supplies > Discontinued > EN-8257103 (AT)

250 Watts output.
High Quality AT Power Supply.
Built-in Triple Protection.
Total of five (5) Peripheral Connectors for your hard drives, CD Rom, CDRW, DVD drives, etc..
Specification | Close-up Pictures | Cables & Connectors


Specification


MODEL EN-8257103 (250W AT Power Supply)
  • Total of five (5) Peripheral Connectors for your hard drives and CD Rom drives, etc.
  • One Floppy Drive Connector for your 3.5" floppy drive.
  • Ground pin is included for true earth ground connection to your case. You can leave this one alone if you don't know what to do with it.

SPECIAL FEATURES

  • Universal input 110V or 220V user switchable
  • UL/CSA and TUV approvals
  • Power good signal

ENVIRONMENTAL

  • Operation temperature: 0°C to 50°C ambient
  • Storage temperature: -40°C to +70°C
  • Cooling: Self-contained fan
  • MTBF: > 100,000 hours at full load and 25°C ambient conditions

ELECTRICAL SPECIFICATIONS (Input)

  • Input range: 90-135/180-265 VAC switch select
  • Frequency: 47-63 Hz
  • Input current: 6A @ 115VAC, 3A @ 230 VAC
  • Peak Inrush current: 40A peak @115 VAC, cold start at 25°C
  • Efficiency: >65% @full load, nominal line
  • EMI / EMC: FCC Part 15J Class B, CISPR22/EMC directive 89/336EEC/ LVD 73/23EEC

ELECTRICAL SPECIFICATIONS (Output)

  • Maximum power: 250 watts
  • Hold-up time: 16ms min at full load and nominal line
  • Transient response: 10% maximum deviation with 1 ms recovery time to within 100 mV (+5V)
  • Leakage current: 0.75 mA @ 250 VAC to GND
  • Power good: TTL compatibility. Power good signal goes High after turn-on 100 – 500 ms signal goes low at least 1ms before loss of regulation.
Output Voltage Load Range MAX 
1. +5V 24.0A (MAX)
2. +12V 10.0A
3. -5V 0.5A
4. -12V 0.5A

* Excludes the life of the fan
 



Close-up Pictures









Cables & Connectors

1X Power connector (P8,P9) to AT mainboard.
2X Peripheral Power Connector.
2X Peripheral Power Connector.
1X Peripheral Power Connector.
1X Floppy Drive Power Connector.
1X AT Power Supply Power Switch.

Connector NameQuantityPicture
Power connector (P8,P9) to AT mainboard1
Peripheral Power Connector5
Connector NameQuantityPicture
AT Power Supply Power Switch1
Floppy Drive Power Connector1



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