ksd-i7f008-001 1 october, 2010 rev. 01 low power single op-amp SN321 [marking detail information] 321 : p/n marking : year & week code product name. marking package name SN321 321 sot-25 description the SN321 consists of a high gain internally frequency compensated operational amplifier designed to operate from a single power supply over a wide range of voltage. the input common mode range includes ground and the device is able to operate in single supply applications, even in dual supply applications. it is also can be driven large capacitive loads. the SN321 is available in the sot-25(sot23-5) package. application ? power supplies ? chargers ? desktops ? conventional operational amplifiers ? communications infrastructure features and benefits ? input common mode volta ge range includes ground ? internally frequency compensated for unity gain ? large dc voltage gain : 100db ? wide bandwidth for unity gain : 1 mhz ? very low power consumption ? wide supply voltage range : [ single : 3v ~ 30v, dual : 1.5 ~ 15v ] s s e e m m i i c c o o n n d d u u c c t t o o r r http:// www.auk.co.kr ordering information sot-25 321
ksd-i7f008-001 2 october, 2010 rev. 01 no symbol i/o description 1 v in(+) i op-amp?s non-inverting input 2 v ee gnd gnd 3 v in(-) i op-amp?s inverting input 4 output o output 5 v cc v cc v cc for op-amp ? internal block diagram ? pin description 1 : v in(+) 2 : v ee 3 : v in(-) 4 : output 5 : v cc + _ SN321
ksd-i7f008-001 3 october, 2010 rev. 01 absolute maximum ratings characteristic symbol ratings unit supply voltage v cc 36 or 18 v differential input voltage v ind 32 v input voltage v in -0.3 ~ +32 v power dissipation p d 300 mw operating temperature t opr -45 ~ +85 c storage temperature t stg -55 ~ 150 c * mount on a glass epoxy circuit board of 30x30mm pad dimension of 50mm 2 electrical characteristics (unless otherwise specified. v cc = 5v and ?45 c ta +85 c) characteristic symbol test condition min. typ. max. unit 5v v cc 30v (ta=25 c) - 2 7 input offset voltage v ios rg = 0 , 0v v ic v cc -1.5v - - 9 mv input offset voltage drift v ios / t rg = 0 - 7 - v/ c (ta=25 c) - 5 50 input offset current i ios - - 150 na input offset current drift i ios / t - - 10 - pa/ c (ta=25 c) - 45 250 input bias current i ib - - 40 500 na (ta=25 c) 0 - v cc ?1.5 v input common mode voltage range v icr v cc = 30v 0 - v cc ?2 v v cc = 30v, r l = - 1 2 supply current i cc v cc = 5v, r l = - 0.7 1.2 ma (ta=25 c) 25 100 - large signal voltage gain g v v cc = 15v r l 2 k 15 - - v/mv v cc = 30v r l =2 k 26 - - v oh r l =10 k 27 28 - v output voltage swing v ol v cc =5v, r l 10 k - 3 20 mv common mode rejection ratio cmrr (ta=25 c) 65 90 - db power supply rejection ratio psrr (ta=25 c) 65 100 - db v cc = 15v (ta=25 c) 20 40 - output source current i o+ v in+ = 1v, v in- = 0v 10 20 - ma v cc = 15v (ta=25 c) 10 20 - v in+ = 0v, v in- = 1v 5 8 - ma v out = 200mv, (ta=25 c) output sink current i o- v in+ = 0v, v in- = 1v 12 50 - a output short circuit to ground i sc ta=25 c - 40 60 ma SN321
ksd-i7f008-001 4 october, 2010 rev. 01 electrical characteristic curves fig. 3 v ios -t a fig. 4 i o -t a fig. 5 cmrr-f fig. 2 i ib -v cc fig. 6 v or -f fig. 1 i cc -v cc SN321
ksd-i7f008-001 5 october, 2010 rev. 01 typical applications power amplifier v in(+) v s v o r l _ + r3 r2 r1 inverting amplifier _ + r2 r1 r l non-inverting amplifier _ + r2 r1 r l fixed current sources _ + v s r4 r3 r2 r1 i 2 i 1 SN321
ksd-i7f008-001 6 october, 2010 rev. 01 outline dimension (unit : mm) recommend pcb solder land (unit : mm) SN321
ksd-i7f008-001 7 october, 2010 rev. 01 the auk corp. products are intended for the use as components in general electronic equipment (office and co mmunication equipment, m easuring equipment, home appliance, etc.). please make sure that you consult with us before you use these auk corp. products in equipments which require high quality and / or reliability, and in equipments which could have major impact to th e welfare of human life(atomi c energy control, airplane, spaceship, transportation, co mbustion control, all types of safety device, etc.). auk corp. cannot accept liability to any damage which may occur in case these auk corp. products were used in the mentioned equi pments without prior consultation with auk corp.. specifications mentioned in this publicati on are subject to change without notice. SN321
|
