PSR Series
Switching Regulators, PCB & Chassis
Industrial Environment
Edition 4/4.99
4/11
MELCHER
The Power Partners.
Electrical Output Data
General Conditions:
–
TA = 25
°C, unless T
C is specified
– With R or option P, output voltage
Uo = Uo nom at Io nom
Table 3a: Output data
Output
PSA 55
PSR 54
PSR 53
PSR 52
Characteristics
Conditions
min typ max
Unit
Uo
Output voltage
Ui nom, Io nom
4.97
5.03
4.97
5.03
4.97
5.03
4.97
5.03
V
Io
Output current 1
Ui min...Ui max
0
5.0 3
0
4.0
0
3.0
0
2.0
A
IoL
Output current limitation
TC min...TC max
5.0
6.5
4.0
5.2
3.0
3.9
2.0
2.6
response 1
uo
Output
Switching freq.
Ui nom, Io nom
20
35
15
25
20
35
20
35
mVpp
voltage
Total
IEC/EN 61204 2
24
39
19
29
24
39
24
39
noise
BW = 20 MHz
DUo U
Static line regulation
Ui min...Ui max, Io nom
30
45
30
45
30
45
30
45
mV
DUo l
Static load regulation
Ui nom, Io = 0...Io nom
20
25
20
25
20
25
20
25
uo d
Dynamic
Voltage deviat.
Ui nom
250
200
100
td
load
Recovery time
Io nom 1/3 Io nom
40
50
s
regulation
IEC/EN 61204 2
aUo
Temperature coefficient
Ui min...Ui max
±1
±1mV/K
DUo/DTC (TC min...TC max)
Io = 0...Io nom
±0.02
±0.02 %/K
Fig. 3
Dynamic load regulation.
Io/Io nom
1
uod
t d
DUo I
t
Uo
0
t
≥10 s
05010
Table 3b: Output data
Output
PSR 122.5
PSR 152.5
PSR 242
PSR 362
Characteristics
Conditions
min typ max
Unit
Uo
Output voltage
Ui nom, Io nom
11.93
12.07 14.91
15.09 23.86
24.14 35.78
36.22
V
Io
Output current 1
Ui min...Ui max
0
2.5
0
2.5
0
2.0
0
2.0
A
IoL
Output current limitation
TC min...TC max
2.5
3.25
2.5
3.25
2.0
2.6
2.0
2.6
response 1
uo
Output
Switching freq.
Ui nom, Io nom
30
45
40
75
45
95
80 160
mVpp
voltage
Total
IEC/EN 61204 2
35
50
44
80
50 100
85 165
noise
BW = 20 MHz
DUo U
Static line regulation
Ui min...Ui max, Io nom
50
75
70 100
150 220
200 270
mV
DUo l
Static load regulation
Ui nom, Io = 0...Io nom
35
45
40
55
120 160
125 160
uo d
Dynamic
Voltage deviat.
Ui nom
180
210
250
td
load
Recovery time
Io nom 1/3 Io nom
60
80
100
s
regulation
IEC/EN 61204 2
aUo
Temperature coefficient
Ui min...Ui max
±2
±3
±5
±8mV/K
DUo/DTC (TC min...TC max)
Io = 0...Io nom
±0.02
±0.02 %/K
1 See also: Thermal Considerations.
2 See: Technical Information: Measuring and Testing.
3 Linear derating from 5 to 4 A between TA = 61°C and 71°C (TC = 85°C and 95°C).