series am sr b -78-z up to 7.5watt | dc - dc converter www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 1 of 4 n orth america only features: ? no h eatsink r equired ? operating temperature - 40c to +85 c ? 3 pin sip p ackage ? very high efficiency up to 9 4 % ? non - i solated ? pin compatible to multiple manufacturers ? low ripple and noise ? extra low no load current ? highly regulated o utputs ? very h igh switching frequency ? rohs c ompliant models single output model input voltage (v) output voltage (v) output current max (ma) efficiency vin max (%) efficiency vin min (%) max capacitive load amsrb - 78 3. 3 z 4.5 ~ 28 3.3 500 75 89 100f amsrb - 78 05z 7 ~ 28 5 500 80 92 100f amsrb - 78 12z 14 ~ 28 12 500 90 94 100f amsrb - 78 15z 17 ~ 28 15 500 92 94 47f note: all specifications in this datasheet are measured at an ambient temperature of 25c, humidity<75%, nominal input voltage and at rated output load unless otherwise specified. input specifications parameters conditions typical maximum units voltage range see the table above vdc filter capacitor input current (no load) maximum (3.3v) 1.0 (5v) 1 .0 (12v) 1.5 (15v) 2.0 ma input current vin 4.5 / 28 vdc full load vin 7 / 2 8 vdc full load vin 14 / 28 vdc full load vin 17 / 28 vdc full load 411 / 78 388 / 127 455 / 238 469 / 291 ma startup time 10 ms input reflected current 35 ma pk - pk absolute max stress rating for 100ms 0 - 30 vdc output s pecifications parameters conditions typical maximum units voltage accuracy 100% load 3 % short c ircuit protection continuous short circuit restart auto recovery output current limit 500 m a transient response deviation 250 s line voltage regula tion 0.5 3 % load voltage regulation 10 - 100% load 0. 8 % temperature coefficient - 40c to +85c ambient 0.02 %/ o c ripple & noise 20mhz bandwidth 60 mv p - p general specifications parameters conditions typical maximum units switching frequency 100% load 570 khz operating temperature with derating above 7 0 o c or 65 o c on 12v & 15v models - 40 to +85 o c storage temperature - 55 to +125 o c max imum c ase temperature 100 o c cooling free air convection
series am sr b -78-z up to 7.5watt | dc - dc converter www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 2 of 4 n orth america only general specifications (continued) param eters conditions typical maximum units humidity 95 % case material non - conductive black plastic (ul94v - 0 rated) weight 1.8 g dimensions (l x w x h) 0.4 6 x 0. 29 x 0.40 inches 11. 68 x 7. 5 0 x 10. 15 mm mtbf > 4 000 000 hrs (mil - hdbk - 217f, ground be nign, t=+25 o c) soldering t emperature 1.5 mm from case for 10 sec 260 o c safety specifications parameters agency approvals ce, en 55022, en 55024 standards electrostatic discharge immunity iec 61000 - 4 - 2 rf, electromagnetic field immunity iec 61000 - 4 - 3 electrical fast transient/burst immunity iec 61000 - 4 - 4 surge immunity iec 61000 - 4 - 5 rf, conducted disturbance immunity iec 61000 - 4 - 6 power frequency magnetic field immunity iec 61000 - 4 - 8 standard application circuit external c apacitor values model number c1 (ceramic capacitor) c2 (ceramic capacitor) amsrb - 7805z 22 uf/50v 47 uf/16v amsrb -78-z c 1 + v input ground c 2 + v output 1 2 3 ground
series am sr b -78-z up to 7.5watt | dc - dc converter www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 3 of 4 n orth america only derating - 20 0 20 40 60 80 100 100 80 60 40 20 0 70 o c safe operating area - 25 85 free air convection ambient temperature o c amsrb-7803z & AMSRB-7805Z o c 65 amsrb-7812z & amsrb-7815z dimensions 11.68 (0.46) 5.08 (0.20) 2.54 (0.10) 7.50 (0.29) printed face 0.50 (0.02) 0.50 (0.02) 0.25 (0.01) 2.00 (0.08) 7.50 (0.29) 10.15 (0.40) 9.65 (0.38) 4.10 (0.16) 0.50 (0.02) notes: all dimensions are typical in millimeters (inches ) 1. pin diameter : 0.50.05 (0.020.002) 2. pin pitch tolerance : 0.35 (0.014) 3. case tolerance : 0.5(0.02)
series am sr b -78-z up to 7.5watt | dc - dc converter www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .e 4 of 4 n orth america only emi & ems class b solution circuit pin out spec ifications pin positive output 1 +v input 2 ground 3 +v output note: 1. datasheets are updated as needed and as such, specifications are subject to change without notice. once printed or downloaded, datasheets are no longer controlled by aimtec; refer to www.aimtec.com for the most current product specifications. 2. product labels shown, including safety agency certifications on labels, may vary based on the date manufactured. 3. mechanical drawings and specifica tions are for reference only. 4. all specifications are measured at an ambient temperature of 25c, humidity<75%, nominal input voltage and at rated output load unless otherwise specifie d. 5. aimtec may not have conducted destructive testing or chemical analysis on all internal components and chemicals at the time of publishing this document. cas numbers and other limited information are considered proprietary and may not be available for release. 6. this product is not designed for use in critical life support systems, equipment used in hazardous environments, nuclear control systems or other such applications which necessita te specific safety and regulatory standards other the ones listed in this datasheet. 7. warranty is in accordance with aimtecs s tandard terms of sale available at www.aimtec.com.
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