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IMR 25...40 Series
25...40 Watt DC-DC Converters
Input voltage range up to 72 V DC 1, 2 or 3 outputs up to 30 V DC 1500 V DC I/O electric strength test voltage * Low cost * Short circuit protection * Efficiency up to 82%
Selection chart
Output 1 Output 2 Output 3 Uo nom Io nom Uo nom Io nom Uo nom Io nom [V DC] [A] [V DC] [A] [V DC] [A] 3.3 6.5 3.3 10 5 5 5 8 12 2.1 12 3.5 15 1.7 15 3 24 2 +5 4.7 -5 0.3 +5 8 -5 0.5 +12 1.8 -12 0.3 +12 3 -12 0.5 +15 1.4 -15 0.3 +15 2 -15 0.5 +5 4 +12 0.3 -12 0.3 +5 6 +12 0.5 -12 0.5 +5 3.5 +15 0.3 -15 0.3 +5 6 +15 0.5 -15 0.5 +5 12 -5 0.5 +12 0.5 Type Input voltage 9...18 V DC 12 IMR 25-03-2 12 IMR 40-03-2 12 IMR 25-05-2 12 IMR 40-05-2 12 IMR 25-12-2 12 IMR 40-12-2 12 IMR 25-15-2 12 IMR 40-15-2 12 IMR 40-24-2 12 IMR 25-0505-2 12 IMR 40-0505-2 12 IMR 25-1212-2 12 IMR 40-1212-2 12 IMR 25-1515-2 12 IMR 40-1515-2 12 IMR 25-051212-2 12 IMR 40-051212-2 12 IMR 25-051515-2 12 IMR 40-051515-2 Type Input voltage 18...36 V DC 24 IMR 25-03-2 24 IMR 40-03-2 24 IMR 25-05-2 24 IMR 40-05-2 24 IMR 25-12-2 24 IMR 40-12-2 24 IMR 25-15-2 24 IMR 40-15-2 24 IMR 40-24-2 24 IMR 25-0505-2 24 IMR 40-0505-2 24 IMR 25-1212-2 24 IMR 40-1212-2 24 IMR 25-1515-2 24 IMR 40-1515-2 24 IMR 25-051212-2 24 IMR 40-051212-2 24 IMR 25-051515-2 24 IMR 40-051515-2 24 IMR 40-050512-2 Type Input voltage 36...72 V DC 48 IMR 25-03-2 48 IMR 40-03-2 48 IMR 25-05-2 48 IMR 40-05-2 48 IMR 25-12-2 48 IMR 40-12-2 48 IMR 25-15-2 48 IMR 40-15-2 48 IMR 40-24-2 48 IMR 25-0505-2 48 IMR 40-0505-2 48 IMR 25-1212-2 48 IMR 40-1212-2 48 IMR 25-1515-2 48 IMR 40-1515-2 48 IMR 25-051212-2 48 IMR 40-051212-2 48 IMR 25-051515-2 48 IMR 40-051515-2 48 IMR 40-050512-2
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Board Mountable
Input
Input voltage continuous range, 12 V continuous range, 24 V continuous range, 48 V shunt diode
IMR 25...40 Series
9...18 V DC 18...36 V DC 36...72 V DC
Reverse voltage protection
Output
Output voltage setting accuracy Minimum load Line regulation Load regulation Output voltage switching noise
Ui nom , lo nom recommended Ui min...Ui max, lo nom Ui nom, 0...100% Io nom, single output models dual and triple output models (tracking) Ui nom, 20...100 Io nom , peak-peak, total
2% Uo nom 20% lo nom 1% Uo nom 2% Uo nom 5% Uo nom max. 2% Uo nom
Control and protection
Overload protection No-load protection
Ui min , full load
125% Pi nom
Safety and EMC
Electric strength test voltage Electromagnetic interference I/O conducted with external filter 1500 V DC class B
Environmental
Operating ambient temperature Storage temperature Relative humidity MTBF
Ui nom , lo nom non operational non condensing MIL-HDBK-217F, N2
-10...50C -25...85C 95% 2'000'000 h
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IMR 25...40 Series
Mechanical data
25...40 Watt DC-DC Converters
European Projection
Tolerances 0.3 mm (0.012") unless otherwise indicated.
IMR 25 single and dual outputs units
S09039
3
1.5 (0.06") 5 x 10 (0.4")
1
70 (2.75")
4 5
2
6 7
4.5 (0.18")
23 (0.9")
10 (0.4")
52.5 (2.07") 70 (2.75")
7.5 (0.3")
Measuring point of case temperature TC
IMR 25 triple output units and IMR 40
S09040
SD 1.5 (0.06") 1 70 (2.75")
3 5 x 10 (0.4") 7.5 (0.3") 4 5
2
6 7
4.5 (0.18")
23 (0.9")
10 (0.4")
82.5 (3.25") 100 (3.94")
Measuring point of case temperature TC
Pin allocation
Pin 1 2 3 4 5 6 7 Single output Dual output Vi+ Vi+ Vi- Vi- Vo+ Vo+ Vo+ Vo+ Vo- COM Vo- COM n.c. Vo- Triple output Vi+ Vi- Vo1+ COM Vo2+ COM Vo3-
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