Datasheet 48IMS25-2.5-9G, 48IMS25-15-9, 48IMS25-12-9, 48IMS25-05-9G, 48IMS25-03-9G Datasheet (Power-one)
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IMS 25 Series 25 Watt DC-DC Converters
Wide input voltage ranges up to 75 V DC
Single output up to 15 V DC
1500 V DC I/O electric strength test voltage
LGA
• Magnetic feedback
• Synchronous rectifier for models with suffix G
• Short circuit protection
• 2.16" x 2.16" metal case with 10.5 mm profile
Selection chart
Output Input voltage Rated power Type Options
U
o nom
[V DC] [A] [V DC] [W]
2.5 6 14...36 15 24 IMS 25-2.5-9G i, Z
2.5 6 32...75 15 48 IMS 25-2.5-9G i, Z
3.3 6 14...36 19.8 24 IMS 25-03-9G i, Z
3.3 6 32...75 19.8 48 IMS 25-03-9G i, Z
5.1 5 14...36 25 24 IMS 25-05-9G i, Z
5.1 5 32...75 25 48 IMS 25-05-9G i, Z
12 2 14...36 24 24 IMS 25-12-9 i, Z
12 2 32...75 24 48 IMS 25-12-9 i, Z
15 1.6 14...36 24 24 IMS 25-15-9 i, Z
15 1.6 32...75 24 48 IMS 25-15-9 i, Z
I
o nom
U
i
P
o tot
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Board Mountable IMS 25 Series
Input
Input voltage range 24 IMS 25 14...36 V DC
48 IMS 25 32...75 V DC
Output
Output voltage setting accuracy
Minimum load not required
Line/load regulation
Output voltage switching noise
Efficiency
Control and protection
Remote shut down TTL-compatible input disabled with ≤0.7 V
Trim input for
U
o
Input undervoltage lock-out programmable
Input overvoltage protection by suppressor diode
Frequency synchronisation switching frequency appox. 270 kHz
Overload protection
No-load protection
Temperature protection by thermistor
Safety and EMC
Electric strength test voltage I/O and I/Case 1500 V DC
Electromagnetic interference conducted (with external filter) class B
U
, 50%
U
U
U
i nom
i min
i nom
i nom
l
o nom
...U
, 50%
i max
, 0...100%
,
l
o nom
l
o nom
l
, peak-peak, total max. 1.5...2.5%
o nom
±1%
U
o nom
±1%
U
o nom
U
o nom
up to typ 91%
80...105%
U
...U
i min
i min
...U
i max
i max
U
current limitation to max. 130%
l
o nom
radiated class A
Environmental
Operating ambient temperature
Storage temperature non operational –40...100°C
Relative humidity non condensing 93%
U
i nom
, l
o nom
–40...71°C
Options
Inhibit input (reverse logic) TTL-compatible, disabled with ≥2.4 V or open-circuit i
Open frame version no housing, not lacquered Z
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European
Projection
IMS 25 Series 25 Watt DC-DC Converters
Mechanical data
Tolerances ±0.3 mm (0.012") unless otherwise indicated.
IMS 25
M3
S09115
54.9 (2.16")
48.26 (1.9")
3 x 5.08 (0.2")
10.5 (0.41")
3.8 (0.15")
1
2
3
4
45.72 (1.8")
48.06 (1.9")
54.7 (2.15")
13
15
17
Measuring point of
case temperature
2 x 10.16 (0.4")
T
C
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Board Mountable IMS 25 Series
IMS 25 open frame (option Z)
S09124
1
5.08 (0.2")
41.2 (1.62")
8.2 (0.32")
5.8 (0.23")
2
3
4
Pin allocation
Pin Single output unit Option i
1Vi+ Vi+
2Vi– Vi–
3W W
4SD i
13 Vo+ Vo+
15 Vo– Vo–
17 Trim Trim
45.72 (1.8")
50.8 (2")
13
15
17
10.16 (0.4")
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