gc3-i002a page 1 application manual dual opamp with full-swing output TK17020M contents 1 . description 2 2 . features 2 3 . applications 2 4 . pin configuration 2 5 . package outline 2 6 . absolute maximum ratings 2 7 . electrical characteristics 3 8 . test circuit 3 9 . typical characteristics 5 10 . pin description 7 11 . notes 8 12 . offices 8 meeting your needs
TK17020M gc3-i002a page 2 dual opamp with full-swing output TK17020M 1 . description the TK17020M is dual operational amplifier with full- swing output. the feature s are low voltage operation, low saturation output, and a small package. it is suitable for use with battery-operated portable equipment. 2 . features n low voltage operation v op =1.8v to 10v n low saturation output voltage v om =vcc-0.14v n slew rate sr=0.5v/ m sec n unity gain bandwidth gb=0.7mhz n small package sot23l-8 3 . applications n general purpose n portable equipment n low operating voltage equipment 4 . pin configuration 1 2 4 8 5 3 7 6 vcc a out a -in a +in vcc b out b -in b +in gnd TK17020M (sot23l-8) 5 . package outline n sot23l-8 0.8 3.3 0.4 2.2 0.3 1.2 0.15 0.3 0.1max 0.1 1.4max mark (3.4) 3.5 8 5 4 1 e m 0.1 1 5 o max * package size value is typical 6 . absolute maximum ratings t a =25 c parameter symbol rating unit s condition s supply voltage v cc 12 v power dissipation p d 400 mw * storage temperature range t stg -55 ~ +150 c operating temperature range t op -40 ~ +85 c operating voltage range v op 1.8 ~ 10 v * p d must be decreased at the rate of 3.2 mw/ c for operation above 25 c.
TK17020M gc3-i002a page 3 7 . electrical characteristics v cc =2.4v, t a =25 c value parameter symbol min typ max unit s condition s supply current i cc - 1.8 3.0 m a r l = , vin=v cc /2 input offset voltage v io - 2 20 mv input offset current i io - 5 200 na input bias current i ib - 120 800 na common-mode input voltage range v icmr 0.5 - v cc -1.2 v vcc- 0.25 vcc-0.1 - v r l =1 k w , v oh maximum output voltage v om - 0.04 0.25 v r l =1 k w , v ol source current i so 8 20 - ma a v =1, v in =1v, v o =0.8 v sink current i si 18 30 - ma a v =1, v in =1v, v o =1.2 v common-mode rejection ratio cmrr - 90 - db supply voltage rejection ratio svrr - 70 - db open circuit voltage gain g vo - 100 - db slew rate sr - 0.5 - v/ m s a v =1, r l =1 k w gain-bandwidth product gb - 0.7 - mhz cross talk ct - 85 - db f=1khz, a v =1 8 . test circuit supply current, input offset voltage , input offset current, input bias current v a 1.2v a i ib+ i ib- v' io a 2.4v i cc 2 i i i i i i ' v v ib ib ib ib ib io io io - + - + + = - = = common-mode rejection ratio, common-mode input voltage range v o v in v 1k 1k 100k 100k 1v 2.4v db 60 cmrr : v v v 101 log 20 cmrr icmr o in > ? ? ? ? ? d d = maximum output voltage 2.4v v in- v in+ v 1k v om 1.2v v 2 . 1 v , v 8 . 0 v : v v 8 . 0 v , v 2 . 1 v : v in in om in in om = = = = - + - - + +
TK17020M gc3-i002a page 4 source current, sink current a 2.4v i si i so v in- v in+ v o v 2 . 1 v , v 2 . 1 v , v 8 . 0 v : i v 8 . 0 v , v 8 . 0 v , v 2 . 1 v : i o in in si o in in so = = = = = = - + - + slew rate v o v in v offset =1v v 2.4v 1k rise o t v sr d d = gain-bandwidth product v o v in 1m 100uf v offset =1v v 2.4v t t in t o f ) f ( v ) f ( v gb = open circuit voltage gain v o v in v 1k 1k 100k 100k 1v 2.4v null 1v ? ? ? ? ? d d - = o in vo v v 101 log 20 g supply voltage rejection ratio v o v cc /2 v v cc o cc v v log 20 svrr d d = cross talk v o 2.4v 1v v v i o i v v log 20 ct d d =
TK17020M gc3-i002a page 5 9 . typical characteristics (ta=25 c,vcc=2.4v) supply current vs. supply voltage 0 1 2 3 4 0 2 4 6 8 10 12 v cc (v) i cc (ma) supply current vs. temperature 0 1 2 3 4 -50 -25 0 25 50 75 100 ta(c) i cc (ma) input offset voltage vs. supply voltage 0 1 2 3 4 0 2 4 6 8 10 12 v cc (v) v io (mv) input offset voltage vs. temperature -20 -10 0 10 20 -50 -25 0 25 50 75 100 ta(c) v io (mv) input bias current vs. supply voltage 0 50 100 150 200 0 2 4 6 8 10 12 v cc (v) i ib (na) input bias current vs. temperature 0 50 100 150 200 -50 -25 0 25 50 75 100 ta(c) i ib (na)
TK17020M gc3-i002a page 6 maximum output voltage vs. supply voltage (r l =1k w ) 0 2 4 6 8 10 12 0 2 4 6 8 10 12 v cc (v) v om (v) v omh v oml maximum output voltage vs. load resistance (v cc =2.4v) 0 0.5 1 1.5 2 2.5 3 0.01 0.1 1 10 100 r l (k w ) v om (v) v omh v oml open circuit voltage gain vs. frequency 0 20 40 60 80 100 120 0.001 0.1 10 1000 f(khz) g v (db)
TK17020M gc3-i002a page 7 10 . pin description pin no. pin description internal equivalent circuit description 1 4 a-in b-in 2,3 1,4 vcc inverting input terminal. 2 3 a+in b+in 2,3 1,4 vcc non-inverting input terminal. 5 8 bout aout 5,8 vcc output terminal. please connect a 0.022 m f capacitor to this terminal to prevent oscillation. 6 gnd ground terminal 7 v cc supply voltage terminal
TK17020M gc3-i002a page 8 11 . notes n please be sure that you carefully discuss your planned purchase with our office if you intend to use the products in this application manual under conditions where particularly extreme standards of reliability are required, or if you intend to use products for applications other than those listed in this application manual. l power drive products for automobile, ship or aircraft transport systems; steering and navigation systems, emergency signal communications systems, and any system other than those mentioned above which include electronic sensors, measuring, or display devices, and which could cause major damage to life, limb or property if misused or failure to function. l medical devices for measuring blood pressure, pulse, etc., treatment units such as coronary pacemakers and heat treatment units, and devices such as artificial organs and artificial limb systems which augment physiological functions. l electrical instruments, equipment or systems used in disaster or crime prevention. n semiconductors, by nature, may fail or malfunction in spite of our devotion to improve product quality and reliability. we urge you to take every possible precaution against physical injuries, fire or other damages which may cause failure of our semiconductor products by taking appropriate measures, including a reasonable safety margin, malfunction preventive practices and fire-proofing when designing your products. n this application manual is effective from nov 2001 . note that the contents are subject to change or discontinuation without notice. when placing orders, please confirm specifications and delivery condition in writing. n toko is not responsible for any problems nor for any infringement of third party patents or any other intellectual property rights that may arise from the use or method of use of the products listed in this application manual. moreover, this application manual does not signify that toko agrees implicitly or explicitly to license any patent rights or other intellectual property rights which it holds. n none of ozone depleting substances (ods) under the montreal protocol is used in manufacturing process of us. 12 . offices if you need more information on this product and other toko products, please contact us. n toko inc. headquarters 1-17, higashi- yukigaya 2-chome, ohta-ku, tokyo, 145-8585, japan tel: +81.3.3727.1161 fax: +81.3.3727.1176 or +81.3.3727.1169 web site : http://www.toko.co.jp/ n toko america w eb site : http://www.toko.com/ n toko europe w eb site : http://www.tokoeurope.com/ n toko hong kong w eb site : http://www.toko.com.hk/ n toko taiwan w eb site : http://www.tokohc.com.tw/ n toko singapore w eb site : http://www.toko.com.sg/ n toko seoul w eb site : http://www.toko.co.kr/ n toko manila w eb site : http://www.toko.com.ph/ n toko brazil w eb site : http://www.toko.com.br/ meeting your needs to build the quality relied by costomers your distributor
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