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10 Watt-Family
DC-DC Converters <40 W
Rugged Environment
6 - 34
Edition 2/96 - Melcher AG
MELCHER
The Power Partners.
6.1
Electrical Input and Output Data
General Conditions:
TA = 25 °C, unless otherwise specified
Table 5a: Input Data
Input
.. IPS/IPW 10-05 .. .. IPS/IPW 10-12 .. .. IPS/IPW 10-15 ..
Characteristics
Conditions
min
typ
max
min
typ
max
min
typ
max
Unit
Ui
Input voltage range
24 IPS
TA min...TA max
10
33
10
33
10
33
V DC
48 IPS
Io = 0...Io nom
18
72
18
72
18
72
Ui abs
Input voltage
24 IPS 1
045
0
45
045
limits without
48 IPS 2
075
0
75
075
any damage
Ii o
No load input
Group 01
Ui nom, Io = 0
25
mA
current
Group 02
25
45
Ii SD 3
Input current in
Ui min...Ui max
33
3
shutdown condition
TA min...TA max
Ii L
Input current limitation
Ui min...Ui max
1.2
Ii
1.2
I i
1.2
I i
response
TA min...TA max
ii rfi
RFI current at the input
Io = 0...Io nom
30
mApp
USD 3
Shutdown voltage
operating
open circuit
V DC
for converter
not operating
–0.3...+2
ISD 3
Shutdown current
operating
-
A
for converter
not operating
3
fs
Switching frequency
Ui min...max, Io nom
145
kHz
TA min...TA max
1 35 V for 500 ms, repetition rate 50 s; 45 V DC for 10 ms repetition rate 10 s; according to Siemens standard SN 26555, section 9
2 The applied minimum load must be 10% between 72.0...75.0 V DC
3 With shutdown facility: Pin configuration F and G for IPS-types, pin configuration G for IPW-types
Table 6a: Output Data
Output
.. IPS/IPW 10-05 ..
.. IPS/IPW 10-12 ..
.. IPS/IPW 10-15 ..
Characteristics
Conditions
min
typ
max
min
typ
max
min
typ
max
Unit
Uo
Output voltage
Ui nom, Io nom
4.95
5.05
11.88
12.12
14.85
15.15
V DC
Io nom
Nominal output
Group 01
Ui min…Ui max
2000
833
667
mA
current
Group 02
TA min...TA max
1000
417
333
uo
Output voltage noise
Ui min...Ui max
50
100
120
240
150
300
mVpp
(BW = 20 MHz)
Io nom
U
o U
Static line regulation
5
10
12
24
15
30
mV
Uo I
Static load regulation
Ui min...Ui max
0...50
Io nom...0
α
Uo
Temperature coefficient
Ui nom, Io nom
±0.02
%/K
Output overvoltage clamping
5.6 +10/–0 %
13 +10/–0%
16 +10/–0%
V
Table 7a: Efficiency
Efficiency
.. IPS/IPW 10-05 ..
.. IPS/IPW 10-12 ..
.. IPS/IPW 10-15 ..
Characteristics
Conditions
min
typ
max
min
typ
max
min
typ
max
Unit
η
Efficiency
Ui nom = 24 V, Io nom
77
80
77
80
77
80
%
Ui nom = 48 V, Io nom
77
80
77
80
77
80
Dual output units should have the same (%) load conditions at both outputs to comply with above specifications.