DER-50
Set Top Box Design using TOP245R
April 20, 2005
2 Power Supply Specification
Description
Symbol
Min
Typ
Max
Units
Comment
Input
Voltage
Frequency
VIN
fLINE
90
47
264
64
VAC
Hz
50/60
1.8
Outputs
Output Voltage 1
Output Ripple Voltage 1
Output Current 1
Output Voltage 2
+5% / -1%
VOUT1
VRIPPLE1
IOUT1
VOUT2
VRIPPLE2
1.78
1.89
27
V
mV
A
V
mV
20 MHz Bandwidth
0.02
3.17
0.9
3.3
4%
3.43
50
20 MHz Bandwidth
Output Ripple Voltage 2
Output Current 2
IOUT2
0.23
4.75
1.3
5
A
5%
Output Voltage 3
Output Ripple Voltage 3
Output Current 3
Output Voltage 4
Output Ripple Voltage 4
VOUT3
VRIPPLE3
IOUT3
VOUT4
VRIPPLE4
5.25
25
2.3
11.4
100
V
mV
A
V
mV
20 MHz Bandwidth
0.55
12.6
1.8
12
5%
20 MHz Bandwidth
Dual to the following load (their
total gives 1 A)
Output Current 4
IOUT4
0
0.05
18
0.2
A
10%
Output Voltage 5
VOUT5
16.2
19.8
72
V
20 MHz Bandwidth
Dual to the following load (their
total gives 0.6 A)
Output Ripple Voltage 5
VRIPPLE5
mV
Output Current 5
IOUT5
0
0.6
23
A
10%
Output Voltage 6
VOUT6
20.7
25.3
92
V
20 MHz Bandwidth
Output Ripple Voltage 6
VRIPPLE6
mV
Dual to the previous load (their
total gives 0.6 A)
Output Current 6
IOUT6
0
0.6
A
Total Output Power
Continuous Output Power
Peak Output Power
POUT
30
34
W
W
POUT_PEAK
Meets EN60065
Safety
Meets EN55013/20
Meets EN61000
Conducted EMI
Ambient Temperature
TAMB
0
50
oC
Free convection, Sea level
Power Integrations
Tel: +1 408 414 9200 Fax: +1 408 414 9201
www.powerint.com
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