Power Supply Requirements; Input Requirements; Output Requirements - IBM L150 Service Manual

4.3 Power Supply Requirements

4.3.1 Input Requirements

PARAMETER
Input Voltage
Input Frequency 60Hz @ 100VAC to 50Hz @
Input Current
Input Power
Power factor > 0.5
Inrush Current
Input Fusing
Leakage Current Less than 3.5 mA
Hi-Pot

4.3.2 Output Requirements

PARAMETER
DC Out
Load Regulation 12.0V(12.12V) ± 5%
Dynamic Load
Regulation
Ripple & noise
Output current
protection
Leakage Current Less than 0.25 mA
RANGE
100 to 240VAC RMS
240VAC
Less than 2.0 Amps RMS
Less than 1.0 Amps RMS
Less than 40 Watts
Input voltage 120 VAC RMS ; 60
Hertz
Less than 30 A peak
Less than 50 A peak
Fuse should be located internal
to the adapter, easily accessible
when the cover is removed
Primary to secondary
Primary to Saft Ground
RANGE
12VDC ± 5%
Any frequency up to 250Hz(duty
50%)
170mVpp at 12VDC
less than 7.0A, more than 12.0A
at 12.0VDC
Less than 0.5 mA
Universal input full range
Input voltage 100
Parameter must be reached within 3 seconds
of turn-on.
Input voltage 220 VAC RMS ; 50 Hertz.
Parameter must be reached within 3 seconds
of turn-on.
Input voltage 100 VAC RMS ; 60 Hertz at all
Phase(0, 90, 180, 270 degree)
Input voltage 240 VAC RMS ; 50 Hertz at all
Phase(0, 90, 180, 270 degree)
Fuse must be UL/CSA approved. Fuse value
must no have to change for 115 VAC or 230
VAC operation
Input voltage 240 Volts RMS ; 50 Hertz
1.5KVAC for 1 Minute(leakage current 10mA)
1.8KVAC for 1 Minute(leakage current 10mA)
3.0KVAC for 1 Minute(leakage current 10mA)
without Y-cap & Coupling cap.
1.5KVAC for 1 Minute(leakage current 10mA)
1.8KVAC for 1 Minute(leakage current 10mA)
Min 0A Max 3.75A
11.4 to 12.6VDC
±5% for 10% to 100%, 100% to 10% load
change for
+12Vdc
Input voltage : 100VAC at 60Hz 240VAC at
50Hz
* Ripple and noise are measured.
Current exceeds maximum rateing more than
20%
Input voltage 100 Volts RMS ; 50 Hertz
Input voltage 240 Volts RMS ; 50 Hertz
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IBM 15" Service Manual
CONDITION
VAC RMS ; 60 Hertz.
CONDITION