series am sr i - 78- nz up to 7.5 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r6 1 of 4 north america only to be added soon features: ? short circuit protection ? operating temperature - 40c to +85 c ? thermal shutdown ? very high efficiency up to 9 3 % ? non - isolated ? ultra - low no load power consumption ? low ripple and noise ? pin compatible to lm78xx ? regulated outputs models single output model input voltage nom/range (v) output voltage (v) output current max (ma) efficiency vin m in (%) efficiency vin m ax (%) max. capacitive load (f) amsr i - 783.3 - nz 24 / 4.75 - 36 3.3 500 78 8 1 680 amsr i - 7805- nz 24 / 6.5 - 3 6 5 500 82 8 5 680 12 / 7 - 31 - 5 - 300 78 81 330 amsr i - 7809 - nz 24 / 1 2 - 3 6 9 500 87 9 0 680 amsr i - 7812- nz 24 / 15 - 3 6 12 500 89 92 680 12 / 8 - 24 - 12 - 150 82 85 330 amsr i - 7815- nz 24 / 1 9 - 36 15 500 9 0 93 680 12 / 8 - 21 - 15 - 150 82 85 330 note: for higher than 30v dc in put , adding 22f/50v capacitor required. input specifications parameters conditions typical maximum units voltage range see the table above vdc filter capacitor quiescent c urrent vin= (ll - hl) at 0% load 0.2 1.5 ma output specifications parameters conditions typical maximum units voltage accuracy 100% load 2 4 % short circuit protection continuous short circuit restart auto recovery thermal shutdown internal ic junction 1 7 0 o c line voltage regulation vin=(ll - hl) at full load 0 .2 0.4 % load voltage regulation 10 - 100% load 0. 4 0.6 % temperature coefficient - 40c to +85c ambient 0.02 %/ o c ripple & noise 20mhz bandwidth , 10 ? 100% load 50 mv p - p transient response deviation nom vin, 25% load step change 55 25 0 mv transient recovery time 0.5 2 ms general specifications parameters conditions typical maximum units switching frequency 100% load 55 0 850 khz operating temperature with derating above 71 o c - 40 to +85 o c storage temperature - 55 to +125 o c max case temperature 100 o c cooling free air convection humidity non condensing 95 % case material b lack flame retardant and heat resistant plastic (ul94v - 0 rated) weight 2 g dimensions (l x w x h) 0.4 6 x 0.30 x 0.40 inches 11. 6 0 x 7. 5 5 x 10. 16 mm mtbf > 2 000 000 hrs (mil - hdbk - 217f, ground benign, t=+25 o c) soldering temperature 1.5 mm from case for 10 sec 26 0 o c 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. click on series name for product info on aimtec.com
series am sr i - 78- nz up to 7.5 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r6 2 of 4 north america only safety specifications parameters standards en55022 : 2006 + a1:2007, class b (with recommended circuit) iec61000 - 4 - 2 (esd): contact 4kv , perf. criteria b iec61000 - 4 - 3 (radiation immunity): 10v/m , perf. criteria a iec61000 - 4 - 4 (eft): 1kv , perf. criteria b (with recommended circuit) iec61000 - 4 - 6 (conducted disturbance immunity): 3vr.m.s , perf. criteria a iec61000 - 4 - 29 (vddsi): 0% - 70% , perf : criteria b pin out specifications dimensions pin positive negative 1 +v input +v input 2 ground - v output 3 +v output ground derating free air convection - 40 - 20 0 20 40 60 80 100 100 80 60 40 20 0 safe operating area output power (%) 85 ambient temperature o c 71 c o standard application circuit ? positive output 2.54 (0.1) 7.55 (0.30 ) 2.00 (0.08 ) 0.50 (0.02 ) 11 .60 (0.45 ) 9.66 (0.38 ) 0.50 (0.02 ) 4.10 (0.16 ) 0.50 (0.02 ) 0.30 (0.01 ) 10 .16 (0.40 ) 7.55 (0.30 ) printed face dimensions are in mm ( inch ) pin tolerance : 0.10 mm (0, 004 inch ) case tolerance : 0. 25 mm (0. 01 inch ) amsri-78 -nz c1 + vin gnd c2 + vout gnd 10 uf 22 uf 1 2 3 + +
series am sr i - 78- nz up to 7.5 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r6 3 of 4 north america only standard application circuit ? negative output recommended emc circuit amsri - 78 xx - nz 1 3 2 vout vin gnd gnd c2 10 f 50 v c0 680 f 50 v ldm 82 h c1 4.7 f 50 v + mov s 10 k 35 cuse cu sto mer selectable ldm 12 h c3 10 f 25 v amsri-78 -nz c1 + vin gnd c2 - vout gnd 10 uf 22 uf 1 2 3 + + amsri-78 -nz c1 + v input ground c2 + v output 1 2 3 ripple and noise reduction ground 22 uf l recommended value of inductor l is between 10 uh to 47 uh 10 uf 22 uf
series am sr i - 78- nz up to 7.5 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r6 4 of 4 north america only 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. p roduct labels sho wn, including saf ety age ncy certificatio ns o n labels, may vary based o n the date manufactured. 3. mechanical drawings and specifications are for reference only. 4. all specifications are measured at an ambient temperature of 25c, humidit y<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 o ther 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 s ystems or other such application s which necessitate specific safety and regulatory standards other the ones listed in this datasheet. 7. warranty is in accordance with aimtec?s standard terms of sale available at www.aimtec.com. note: this part is not designed for parallel operation , only input parallel supply to achieve positive and negative output amsri-78 -nz c1 + vin gnd c2 + vout gnd 10 uf 22 uf 1 2 3 + + amsri-78 -nz c1 ldm 10 uh c2 - vout 10 uf 22 uf 1 2 3 + +
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