series am sr2 -78- nz up to 13 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .b 1 of 4 north america only features: ? 3 pin sip package ? operating temperature - 40c to +85c ? pin - out compatible with lm78xx linear regulators ? wide input range ? continuous short circuit protection ? very high efficiency up to 9 2 % ? non - isolated regulated outputs ? low ripple and noise models single output model input voltage (v) output voltage (v) output current max (a) efficiency vin m in (%) efficiency vin m ax (%) amsr2 - 782.5 - nz 4.75 - 1 8 2.5 2 8 5 8 3 amsr 2 - 783.3 - nz 4.75 - 18 3.3 2 87 8 6 amsr 2 - 780 5 - nz 7 - 18 5 2 9 1 88 amsr 2 - 78 6.5 - n z 8 .5 - 18 6.5 2 9 2 9 1 amsr2 - 782.5 l - nz 4.75 - 18 2.5 2 85 83 amsr2 - 783.3 l - nz 4.75 - 18 3.3 2 87 86 amsr2 - 7805 l - nz 7 - 18 5 2 91 88 amsr2 - 786.5 l - nz 8.5 - 18 6.5 2 92 91 note: all specifications in this datasheet are measured at an ambient temperature of 2 5c, humidity<75%, nominal input voltage and at rated output load unless otherwise specified. input specifications input specifications nominal typical maximum units voltage range see the table above vdc filter capacitor quiescent current vin=(ll - hl) a t full load 5 10 ma output specifications output specifications conditions typical maximum units voltage accuracy 100% load 3 % short circuit protection continuous. short circuit restart auto recovery output current limit 5 a thermal shutdown in ternal ic junction 150 oc dynamic load stability 10 - 100% load 100 mv line voltage regulation vin=(ll - hl) at full load 0. 75 % load voltage regulation 10 - 100% load 1 % temperature coefficient - 40c to +85c ambient 0.0 3 %/ o c ripple & noise 20 mhz bandwidth 4 5 mv p - p maximum capacitive load 1 000 f general specifications input specifications conditions typical maximum units switching frequency 100% load 3 4 0 khz operating temperature with derating above 71c - 40 to +85 o c storage tempe rature - 55 to +125 o c max case temperature 100 o c cooling free air convection humidity 95 % case material non - conductive black plastic (ul94 - v0 rated) weight 4 g dimensions (l x w x h) 0.45 x 0.35 x 0.69 inch 11.5 0 x 8.9 0 x 17.5 0 mm mt bf > 2 000 000 hrs (mil - hdbk - 217f, ground benign, t=+25 c) soldering temperature 1.5 mm from case for 10 sec 300 o c
series am sr2 -78- nz up to 13 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .b 2 of 4 north america only pin out specifications pin single 1 +vin 2 gnd 3 +vout dimensions footprint derating dimensions are typical values : mm ( inch ) general tolerance : 0 .25 ( 0.01) pin tolerance : 0.1 ( 0.004 ) div : 2. 54 ( 0.1) 2. 54 ( 0. 10) 2. 54 ( 0. 10) ? 1.0 + 0. 15/- 0 ( ? 0.04 + 0 .006/- 0 bottom view l models 11.5 (0.45) 4.1 (0.16) 0.5 (0.02) 5.1 (0.2) 19.0 (0.75) 17.5 (0.69) 9.0 (0.35) 5.1 (0.2) 1.4 (0.05) 17.5 (0.69) 1.0 +0.15/-0 ( 0.04 +0.006/-0) side view footprint
series am sr2 -78- nz up to 13 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .b 3 of 4 north america only typi cal application circuit amsr2-78z c1 +vin gnd c2 +vout gnd 10uf 22uf 1 2 3 c1: a low esr capacitor is required to keep the noise of the converter to a minimum. ceramic capacitors are recommended with t ypical value is 10 f / 25v. c2: installation of c2 is recommended with t ypical value of 22 f / 16 v ceramic for 5v and 6.5v output signal and 22 f / 6.3 v ceramic for 2.5v and 3.3 v output signal . note: this part is not designed for parallel operation. free air convection - 40 - 20 0 20 40 60 80 100 100 80 60 40 20 0 safe operating area o u t p u t po w e r (% ) 85 ambient temperature o c 71 c o
series am sr2 -78- nz up to 13 watt | dc - dc switching regulator www.aimtec.com tel: + 1 514 620 2722 toll free: + 1 888 9 aimtec (924 6832) f 051e r12 .b 4 of 4 north america only dual output connection amsr2-78z c1 +vin gnd c2 +vout gnd 10uf 22uf 1 2 3 amsr2-78z c1 c2 10uf 22uf 1 2 3 -vout input filter output filter 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 mos t current product specifications. 2. product labels shown, including safety agency certifications on labels, may vary based on the date manufactured. 3. mechanical drawings and specifications 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 pub lishing 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 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. amsr 2- 78z c 1 gnd c 2 + vout gnd 10uf 22uf 1 2 3 c 1 10uf 10 uh ~ 47uh amsr 2- 78z gnd c 2 + vout gnd 22uf 1 2 3 c 1 10uf c 1 10uf c 1 10uf 10 uh ~ 47uh
|
