(1/6) 002-02 / 20040524 / ea33_br_iqbc.fm ? all specifications are subject to change without notice. dc to dc converters distributed power supplies for systems, insulation type quarter brick type iqb/iqc series power supply systems for infrastructure devices used in communi- cation networks primarily use brick-type dc to dc converters. as the voltage used for lsis continues to drop, power supplies are expected to provide lower output, higher efficiencies, and lower noise levels. to meet these demands, we have developed quarter brick types that is smaller in size and produce low output voltage. features wide input voltage range (dc.36 to 75v or dc.18 to 36v) there are 21 models in the lineup of products with low output voltages (1.2 to 5v). high efficiency: 90%(3.3v and 5v output) heat sink is not required. remote on-off function output voltage external variable function remote sensing function various protective functions two shapes: smd and lead pin types low height power supplies (height: 8.1mm) product identification (1) type name quarter brick type iqb: lead pin iqc: smd (2) rated input voltage (3) output current (4) output voltage (5) option code iqb type 015: standard(negative on/off logic, pin length: 5.08mm, overvoltage protection shutdown type) 000: positive on/off logic, pin length: 3.68mm, overvoltage protection automatic recovery type 001: negative on/off logic, pin length: 3.68mm, overvoltage protection automatic recovery type 002: positive on/off logic, pin length: 2.79mm, overvoltage protection automatic recovery type 003: negative on/off logic, pin length: 2.79mm, overvoltage protection automatic recovery type 004: positive on/off logic, pin length: 5.08mm, overvoltage protection automatic recovery type 005: negative on/off logic, pin length: 5.08mm, overvoltage protection automatic recovery type 011: negative on/off logic, pin length: 3.68mm, overvoltage protection shutdown type iqc type 001: standard(negative on/off logic) 000: positive on/off logic part numbers and ratings iqb 48 015a 018v - (1) (2) (3) (4) (5) output voltage(v) current(a) part no. lead pin type 1.2 25 iqb48025a012v 1.5 25 iqb48025a015v 1.8 15 iqb48015a018v 1.8 25 iqb48025a018v 2.5 10 iqb48010a025v 2.5 20 iqb48020a025v 3.3 10 iqb48010a033v 3.3 20 iqb48020a033v 5 8 iqb48008a050v 5 15 iqb48015a050v supports 24v input 3.3 15 iqb24015a033v smd type 1.2 25 iqc48025a012v 1.5 25 iqc48025a015v 1.8 15 iqc48015a018v 1.8 25 iqc48025a018v 2.5 10 iqc48010a025v 2.5 20 iqc48020a025v 3.3 10 iqc48010a033v 3.3 20 iqc48020a033v 5 8 iqc48008a050v 5 15 iqc48015a050v
(2/6) 002-02 / 20040524 / ea33_br_iqbc.fm all specifications are subject to change without notice. specifications and standards ? 1 verify the rated current (maximum output current) because this involves derating. ? 2 applies only to the primary surge. the power supply does not have an input fuse, so make sure to install an external fuse when using this product. part no. lead pin type iqb48025a012v iqb48025a015v iqb48015a018v iqb48025a018v iqb48010a025v iqb48020a025v smd iqc48025a012v iqc48025a015v iqc48015a018v iqc48025a018v iqc48010a025v iqc48020a025v rated output voltage and current ? 1 1.2v 25a 1.5v 25a 1.8v 15a 1.8v 25a 2.5v 10a 2.5v 20a maximum output power w 30 37.5 27 45 25 50 input conditions input voltage edc v 36 to 75[continuation]/100[transient 100ms] input current a 4max. 4max. 4max. 4max. 2max. 4max. inrush transient ? 2 a 2 s 0.2max. 0.2max. 0.2max. 0.2max. 0.2max. 0.2max. efficiency % 78typ. 82typ. 85typ. 84typ. 87typ. 86typ. output characteristics output voltage edc v 1.2 1.5 1.8 1.8 2.5 2.5 voltage adjustment range % ?10 to +10 ?10 to +10 ?10 to +10 ?10 to +10 ?10 to +10 ?10 to +10 maximum output current a 25 25 15 25 10 20 minimum output current a 2.5 2 1 1.8 0.75 1.5 output voltage initial setting % 1.5max. 2max. 1.6max. 1.6max. 1.6max. 1.6max. overvoltage protection v 1.4 to 1.8 1.7 to 2.3 2.15 to 2.58 2.15 to 2.58 2.7 to 3.5 2.7 to 3.5 overcurrent protection a 35.0typ. 35.0typ. 22.5typ. 35.0typ. 14.0typ. 26.0typ. voltage stability line regulation mv 5max.(2typ.) 5max.(2typ.) 5max.(2typ.) 5max.(2typ.) 5max.(1typ.) 5max.(1typ.) load regulation mv 7max.(1typ.) 7max.(1typ.) 7max.(1typ.) 7max.(1typ.) 7max.(1typ.) 7max.(1typ.) temperature regulation mv 50max.(10typ.) 50max.(10typ.) 50max.(10typ.) 50max.(10typ.) 50max.(10typ.) 50max.(10typ.) dynamic response mv 220typ.[50 to 75%, sudden load change] ripple noise ep-p mv 75max. 100max. 100max. 100max. 100max. 100max. start up time ms 90typ. 90typ. 90typ. 90typ. 90typ. 90typ. auxiliary functions overvoltage protection yes(shut-down type: models capable of automatic output voltage recovery are available as an option.) overcurrent protection yes(automatic recovery) alarm output no over-temperature protection yes(automatic recovery) remote on-off yes remote sensing yes parallel operation impossible output voltage adjustment yes master slave operation no standards safety standards ul60950 and vde0805 approved. en60950 approved. constructions external dimensions mm 8.1 36.8 57.9[h w l] weight g 39typ. mounting method mounted from the terminal side (soldered). oscillating method fixed frequency oscillating frequency khz 300typ. 300typ. 300typ. 300typ. 300typ. 300typ.
(3/6) 002-02 / 20040524 / ea33_br_iqbc.fm all specifications are subject to change without notice. specifications and standards ? 1 verify the rated current (maximum output current) because this involves derating. ? 2 applies only to the primary surge. the power supply does not have an input fuse, so make sure to install an external fuse when using this product. part no. lead pin type iqb48010a033v iqb48020a033v iqb48008a050v iqb48015a050v iqb24015a033v smd iqc48010a033v iqc48020a033v iqc48008a050v iqc48015a050v rated output voltage and current ? 1 3.3v 10a 3.3v 20a 5.0v 8a 5.0v 15a 3.3v 15a maximum output power w 33 66 40 75 49.5 input conditions input voltage edc v 36 to 75[continuation]/100[transient 100ms] 18 to 36 input current a 2max. 4max. 2max. 4max. 4.25max. inrush transient ? 2 a 2 s 0.2max. 0.2max. 0.2max. 0.2max. 0.2max. efficiency % 90typ. 89typ. 90typ. 90typ. 89typ. output characteristics output voltage edc v 3.3 3.3 5 5 5 voltage adjustment range % ?10 to +10 ?10 to +10 ?10 to +10 ?10 to +10 ?10 to +10 maximum output current a 10 20 8 15 15 minimum output current a 0.75 1.5 0.6 1 1 output voltage initial setting % 1.6max. 1.6max. 1.6max. 1.6max. 1.6max. overvoltage protection v 3.75 to 4.4 3.75 to 4.4 5.7 to 6.7 5.7 to 6.7 3.75 to 4.4 overcurrent protection a 15.0typ. 27.0typ. 11.5typ. 23.0typ. 21.0typ. voltage stability line regulation mv 5max.(1typ.) 5max.(1typ.) 10max.(2typ.) 10max.(2typ.) 10max.(2typ.) load regulation mv 7max.(1typ.) 7max.(1typ.) 10max.(1typ.) 10max.(1typ.) 10max.(1typ.) temperature regulation mv 60max.(15typ.) 60max.(15typ.) 75max.(30typ.) 75max.(30typ.) 75max.(30typ.) dynamic response mv 220typ.[50 to 75%, sudden load change] ripple noise ep-p mv 100max. 100max. 125max. 125max. 100max. start up time ms 90typ. 90typ. 90typ. 90typ. 90typ. auxiliary functions overvoltage protection yes(shut-down type: models capable of automatic output voltage recovery are available as an option.) overcurrent protection yes(automatic recovery) alarm output no over-temperature protection yes(automatic recovery) remote on-off yes remote sensing yes parallel operation impossible output voltage adjustment yes master slave operation no standards safety standards ul60950 and vde0805 approved. en60950 approved. constructions external dimensions mm 8.1 36.8 57.9[h w l] weight g 39typ. mounting method mounted from the terminal side (soldered). oscillating method fixed frequency oscillating frequency khz 300typ. 300typ. 300typ. 300typ. 300typ.
(4/6) 002-02 / 20040524 / ea33_br_iqbc.fm all specifications are subject to change without notice. iqb type shapes and dimensions terminal designations and functions iqc type shapes and dimensions terminal designations and functions 1 +vin dc input terminal (+) 2 on/off the output can be turned on/off externally. 3 ?vin dc input terminal (?) 4 ?vout dc output terminal (?) 5 ?sense remote sensing terminal (?) 6 trim the output voltage can be varied by an external resistor. 7 +sense remote sensing terminal (+) 8 +vout dc output terminal (+) 57.91 0.38 50.80 3.6 36.83 0.38 15.24 7.62 8.81max. 3.68 ? 1.02 pins ? 2.03 stand-offs 3 pins ? 1.57 pins ? 2.59 stand-offs 2 pins ? 1.02 pins ? 2.03 stand-offs 3 pins 10.8 15.24 3.81 7.62 11.43 bottom view 50.80 15.24 7.62 10.8 15.24 3.81 7.62 11.43 3.6 8 7 6 5 4 1 2 3 dimensions in mm top view 1 +vin dc input terminal (+) 2 on/off the output can be turned on/off externally. 3 ? vin dc input terminal ( ? ) 4 ? vout dc output terminal ( ? ) 5 ? sense remote sensing terminal ( ? ) 6 trim the output voltage can be varied by an external resistor. 7 +sense remote sensing terminal (+) 8 +vout dc output terminal (+) 57.91 0.38 55.52 1.2 15.24 7.62 36.83 0.38 8.0 ? 1 8.4 ? 2 ? 1.91 10.8 15.24 3.81 7.62 11.43 58.5 ? 1 overall height after customer's reflow ? 2 overall height before customer's reflow bottom view top view 55.52 15.24 7.62 10.8 15.24 3.81 7.62 11.43 1.2 8 7 6 5 4 1 2 3 dimensions in mm top view
(5/6) 002-02 / 20040524 / ea33_br_iqbc.fm all specifications are subject to change without notice. output power-ambient temperature (derating) maximum output current vs. ambient temperature(ta) iqb48025a012v/iqc48025a012v iqb48025a015v/iqc48025a015v wind direction: worst orientaion, vin=48v wind direction: worst orientaion, vin=48v (from 1 pin to 3 pin) (from 1 pin to 3 pin) iqb48015a018v/iqc48015a018v iqb48025a018v/iqc48025a018v wind direction: worst orientaion, vin=48v wind direction: worst orientaion, vin=48v (from 1 pin to 3 pin) (from 1 pin to 3 pin) iqb48010a025v/iqc48010a025v iqb48020a025v/iqc48020a025v wind direction: worst orientaion, vin=48v wind direction: worst orientaion, vin=48v (from 1 pin to 3 pin) (from output to input) 25 35 45 55 65 75 85 95 105 115 125 5 10 15 20 25 30 output current ( a ) temperature ( ?c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 25 35 45 55 65 75 85 95 105 115 125 5 10 15 20 25 30 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 35 45 55 65 75 85 95 105 115 5 7 9 11 13 15 17 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 25 35 45 55 65 75 85 95 105 115 125 5 10 15 20 25 30 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 60 70 80 90 100 110 3 4 5 6 7 8 9 10 11 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 20 30 40 50 60 70 80 90 100 110 120 5 10 15 20 25 output current ( a ) ambient temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit
(6/6) 002-02 / 20040524 / ea33_br_iqbc.fm all specifications are subject to change without notice. output power-ambient temperature (derating) maximum output current vs. ambient temperature(ta) iqb48010a033v/iqc48010a033v iqb48020a033v/iqc48020a033v wind direction: worst orientaion, vin=48v wind direction: worst orientaion, vin=48v (from 1 pin to 3 pin) (from output to input) iqb48008a050v/iqc48008a050v iqb48015a050v/iqc48015a050v wind direction: best orientaion, vin=48v wind direction: worst orientaion, vin=48v (from 3 pin to 1 pin) (from 1 pin to 3 pin) tc temperature measurement point and wind direction nc: natural cooling=0.3m/s(60lfm) common specifications 60 70 80 90 100 110 3 4 5 6 7 8 9 10 11 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 20 30 40 50 60 70 80 90 100 110 120 5 10 15 20 25 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 30 40 50 60 70 80 90 100 110 120 4 5 6 7 8 9 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit 30 40 50 60 70 80 90 100 110 5 6 7 8 9 10 11 12 13 14 15 16 output current ( a ) temperature ( ? c ) nc 0.5m/s ( 100lfm ) 1.0m/s ( 200lfm ) 2.0m/s ( 400lfm ) 3.0m/s ( 600lfm ) tc, thermal limit temperature and humidity temperature range operating( c) 40 to +120[temperature at the measurement point in the above drawing] storage( c) 55 to +125[ambient temperature of the power supply] humidity range operating(%)rh 10 to 85[without dewing] storage(%)rh vibration and shock vibration 5 to 10hz acceleration: 0.5g 10 to 200hz acceleration: 1.5g shock acceleration 50g[half sine wave, 3 directions] pulse duration 6ms withstand voltage withstand voltage input terminal to output terminal dc.1.5kv[1min, normal temperature, normal humidity, cutout current 10ma] best orientation airflow thermal measurement location
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