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 www.power-one.com 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 1 Board Mountable IMR 25...40 Series Input Input voltage Reverse voltage protection continuous range, 12 V continuous range, 24 V continuous range, 48 V shunt diode 9...18 V DC 18...36 V DC 36...72 V DC 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 Ui nom , lo nom non operational non condensing MIL-HDBK-217F, N2 –10...50°C –25...85°C 95% 2'000'000 h Environmental Operating ambient temperature Storage temperature Relative humidity MTBF www.power-one.com 2 IMR 25...40 Series 25...40 Watt DC-DC Converters Mechanical data Tolerances ±0.3 mm (0.012") unless otherwise indicated. European Projection IMR 25 single and dual outputs units S09039 1 4 2 6 5 5 x 10 (0.4") 70 (2.75") 1.5 (0.06") 3 7 4.5 (0.18") 23 (0.9") 52.5 (2.07") 10 (0.4") 7.5 (0.3") 70 (2.75") Measuring point of case temperature TC IMR 25 triple output units and IMR 40 SD 3 1 4 2 6 5 5 x 10 (0.4") 70 (2.75") 1.5 (0.06") S09040 7 4.5 (0.18") 23 (0.9") 10 (0.4") 82.5 (3.25") 7.5 (0.3") 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– www.power-one.com Triple output Vi+ Vi– Vo1+ COM Vo2+ COM Vo3– 3