IMR Series Data Sheet
3 - 15 Watt DC-DC Converters
REV. FEB 16, 2004 Page 1 of 4
Low cost
Short circuit proof
Efficiency up to 82%
Input voltage range up to 72 VDC
1, 2 and 3 outputs up to 30 VDC
500 VDC I/O electric strengh test voltage
Model Selection
Output 1 Output 2 Output 3 Type Type Type
V
o nom
I
o nom
V
o nom
I
o nom
V
o nom
I
o nom Input voltage1Input voltage Input voltage
[VDC][mA] [VDC][mA] [VDC][mA] 9 - 18 VDC 18 - 36 VDC 36 - 72 VDC
3.3 1500 - - - - 12 IMR 6-03-2 24 IMR 6-03-2 48 IMR 6-03-2
3.3 3000 - - - - 12 IMR 15-03-2 24 IMR 15-03-2 48 IMR 15-03-2
5 500 - - - - 12 IMR 3-05-2 24 IMR 3-05-2 48 IMR 3-05-2
5 1000 - - - - 12 IMR 6-05-2 24 IMR 6-05-2 48 IMR 6-05-2
5 3000 - - - - 12 IMR 15-05-2 24 IMR 15-05-2 48 IMR 15-05-2
12 250 - - - - 12 IMR 3-12-2 24 IMR 3-12-2 48 IMR 3-12-2
12 500 - - - - 12 IMR 6-12-2 24 IMR 6-12-2 48 IMR 6-12-2
12 834 - - - - 12 IMR 15-12-2 24 IMR 15-12-2 48 IMR 15-12-2
15 200 - - - - 12 IMR 3-15-2 24 IMR 3-15-2 48 IMR 3-15-2
15 400 - - - - 12 IMR 6-15-2 24 IMR 6-15-2 48 IMR 6-15-2
15 1000 - - - - 12 IMR 15-15-2 24 IMR 15-15-2 48 IMR 15-15-2
+5 250 –5 250 - - 12 IMR 3-0505-2 24 IMR 3-0505-2 48 IMR 3-0505-2
+5 500 –5 500 - - 12 IMR 6-0505-2 24 IMR 6-0505-2 48 IMR 6-0505-2
+12 125 –12 125 - - 12 IMR 3-1212-2 24 IMR 3-1212-2 48 IMR 3-1212-2
+12 250 –12 250 - - 12 IMR 6-1212-2 24 IMR 6-1212-2 48 IMR 6-1212-2
+12 625 –12 625 - - 12 IMR 15-1212-2 24 IMR 15-1212-2 48 IMR 15-1212-2
+15 100 –15 100 - - 12 IMR 3-1515-2 24 IMR 3-1515-2 48 IMR 3-1515-2
+15 200 –15 200 - - 12 IMR 6-1515-2 24 IMR 6-1515-2 48 IMR 6-1515-2
+15 500 –15 500 - - 12 IMR 15-1515-2 24 IMR 15-1515-2 48 IMR 15-1515-2
5 2000 +12 200 –12 200 12 IMR 15-051212-2 24 IMR 15-051212-2 48 IMR 15-051212-2
5 2000 +15 200 –15 200 12 IMR 15-051515-2 24 IMR 15-051515-2 48 IMR 15-051515-2
1 12 IMR 3 and 12 IMR 15 types have reduced output currents of approx. 80%.
Model numbers highlighted in yellow or shaded are not recommended for new designs.
IMR Series Data Sheet
3 - 15 Watt DC-DC Converters
REV. FEB 16, 2004 Page 2 of 4
Input
Input voltage continuous range, 12 V 9 - 18 VDC
continuous range, 24 V 18 - 36 VDC
continuous range, 48 V 36 - 72 VDC
Protection reverse input voltage, current limitation
Output
Efficiency up to 82%
Minimum load recommended 20%
I
o nom
Line regulation
V
i min -
V
i max,
I
o nom ±1%
Load regulation
V
i nom, 0 - 100%
I
o nom, single output models 2%
dual output models (traching) 5%
triple output models (traching) 6%
Ripple and noise
V
i nom, (20 - 100%)
I
o nom 2%
V
o nom
Protection
Overload protection
V
i nom, full load 125%
P
i nom
No-load protection
Safety
I/O electric strength test per EN 60950 500 VDC
Electromagnetic interference conducted per EN 55022 with external filter class B
Environmental
Operating temperature
V
i nom,
I
o nom –10 to 50°C
Storage temperature non operational –40 to 100°C
Relative humidity non condensing 95%
MTBF per MIL-HDBK-217F, N2 >3'000'000 h
Options
Extended temperature range –25 to 71°C, ambient, operating, IMR 3, IMR 6 -7
IMR Series Data Sheet
3 - 15 Watt DC-DC Converters
REV. FEB 16, 2004 Page 3 of 4
Mechanical data
Tolerances ±0.3 mm (0.012") unless otherwise indicated.
15.24 (0.6")
2.54 (0.1")
31.8 (1.25")
ø 0.5 (0.02")
3 (0.12")
20.3 (0.8")
12 (0.47")
S09038
Measuring point
of case temperature
T
C
1
Pin allocation IMR 3
Pin Single output unit Dual output unit
2 Vi– Vi–
3 Vi– Vi–
9 n.c. COM
11 n.c. Vo–
14 Vo+ Vo+
16 Vo– COM
22 Vi+ Vi+
23 Vi+ Vi+
12 (0.47")
5 (0.2")
ø 1(0.04")
50.8 (2")
20.32 (0.8")
Vo+
50.8 (2")
5.08 (0.2")
2 x 10.2 (0.4")
Vi– Vi+
Vo–
S09035
Measuring point of case temperature
T
C
COM
IMR 3
IMR 6/IMR 15 Single and Dual Output
European
Projection
IMR Series Data Sheet
3 - 15 Watt DC-DC Converters
REV. FEB 16, 2004 Page 4 of 4
45.72 (1.8")
Vo2+
12.7 (0.5")
Vi– Vi+
Vo3-
S09047
5 x 10.16 (0.42")
SD
COM Vo1+
Measuring point of case temperature
T
C
50.8 (2")
50.8 (2")
3 x 5.08 (0.2")
12 (0.47")5 (0.2")
ø 1(0.04")
IMR 15 Triple Output
Accessories
DIN and chassis mounting bracket.
NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not authorized for use as critical components in life support
systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the respective
divisional president of Power-One, Inc.
TECHNICAL REVISIONS - The appearance of products, including safety agency certifications pictured on labels, may change
depending on the date manufactured. Specifications are subject to change without notice.