EPR-21 – 5 V, 30 W DC-DC Converter
19-Nov-02
2 Power Supply Specification
Description
Symbol
VIN
Min
Typ
Max
Units
Comment
Input
Input Voltage
36
48
72
36
VDC
VDC
VDC
VDC
VDC
See AN-31
See AN-31
See AN-31
See AN-31
Input Voltage UV Turn-On
Input Voltage UV Turn-Off
Input Voltage OV Turn-Off
Input Voltage OV Turn-On
29
75
72
90
Output
± 4%
20 MHz Bandwidth
Output Voltage
Output Ripple and Noise
Output Current
Line Regulation
Load Regulation
Transient Response Peak
Deviation
VOUT
VRIPPLE
IOUT
4.8
0
5
65
5.2
100
6
± 0.2
± 0.5
V
mV
A
%
%
% of
VOUT
50% to 75% load step,
3
100 mA/µs di/dt, 48 VDC input
To 1% of final output voltage,
50% to 75% load step, 48 VDC
input
Transient Response Recovery
200
µs
Unit enters auto-restart
Overload Current
IOUT_OL
8
A
Total Output Power
Continuous Output Power
POUT
η
30
W
%
Measured at POUT (30 W), 25 oC,
48 VDC Input
Efficiency
85
Environmental
Input-Output Isolation Voltage
Ambient Temperature
1500
-40
VDC
oC
Maximum continuous output
power, 110 °C base plate
temperature, natural convection,
with Wakefield
TAMB
75
628-65AB heat sink
57.5 mm L x 43.6 mm W x
10.7mm H (16.8 mm H including
pins)
Dimensions
mm
Power Integrations, Inc.
Tel: +1 408 414 9660 Fax: +1 408 414 9760
www.powerint.com
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