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unisonic technologies co., ltd M2125 linear integrated circuit www.unisonic.com.tw 1 of 5 copyright ? 2005 unisonic technologies co., ltd qw-r105-025,b single-supply opertional amplifier description the utc M2125 is a single-supply operational amplifier. features * single-supply operation * low operating voltage: 2.7v~20v * low operating current: 1.0ma (typ.) * slew rate: 1.2v/s (typ.) sot-25 4 5 3 2 1 *pb-free plating product number: M2125l ordering information order number pin assignment normal lead free plating package 123 4 5 packing M2125-af5-0-r M2125l-af5-0-r sot-25 i + gi - ov + tape reel note: pin assignment: i: v in o: output g: gnd M2125l-af 5-0-r (1)packing type (3)package type (4)lead plating (2)pin assignment (1) r: tape reel (2) refer to pin assignment (3) af5: sot-25 (4) l: lead free plating, blank: pb/sn
M2125 linear integrated circuit unisonic technologies co., ltd 2 of 5 www.unisonic.com.tw qw-r105-025,b pin configuration 1 2 3 4 5 + - +input gnd -input output v + equivalent circuit + input - input output gnd v +
M2125 linear integrated circuit unisonic technologies co., ltd 3 of 5 www.unisonic.com.tw qw-r105-025,b absolute maximum ratings (ta=25
) parameter symbol ratings unit supply voltage v + +20 v differential input voltage v i(diff) +20 v input voltage v in -0.3 to +20 (note 3) v power dissipation p d 200 mv junction temperature t j +125 c operating temperature t opr -40~ +85 c storage temperature t stg -40~+150 c note 1. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device operati on is not implied. 2. the device is guaranteed to meet performance specification within 0
~+70
operating temperature range and assured by design from -40
~+85
. 3. when the supply voltage is less than +20v, the abso lute maximum input voltage is equal to the supply voltage electrical characteristics (v + =5v,ta=25
) parameter symbol test conditions min typ max unit input offset voltage v i(off) rs=0 ? 2 7 mv input offset current i i(off) 5 50 na input bias current i i(bias) 25 250 na large signal voltage gain g v r l 2k ? 88 100 db maximum output voltage swings v om r l =2k ? 3.5 v input common mode voltage v i(cm) 0~3.5 v common mode rejection ratio rr 70 90 db supply voltage rejection ratio svr 80 94 db output source current i source v in + =1v, v in - =0v 20 30 ma output sink current i sink v in + =0v, v in - =1v 8 20 ma operating current i cc r l = 1.0 1.75 ma slew rate sr 1.2 v/ s unity gain frequency f t 1.2 mhz
M2125 linear integrated circuit unisonic technologies co., ltd 4 of 5 www.unisonic.com.tw qw-r105-025,b typical charsacteristics voltage gain,phase margin vs. frequency v o l t a g e g a i n , g v ( d b ) 50 20 0 100 frequency, f (hz) 1k 10k 100k 1m 40 30 10 10m operating current vs. operating voltage v o l t a g e g a i n , g v ( d b ) 2 0 02468 1 10 operating voltage, v + / v - (v) 225 90 0 180 135 45 p h a s e m a r g i n , m ( d e g ) v + /v - = ? 2.5v,r l =2k ? c l =10pf ta=25
m a x i m u m o u t p u t v o l t a g e s w i n g , v o m ( v ) 5 2 0 0.01 output source current, i source (ma) 0.1 1 10 100 4 3 1 maximum output voltag swing vs. output source current m a x i m u m o u t p u t v o l t a g e s w i n g , v o m ( v ) 5 2 0 0.01 output sink current, i sink (ma) 0.1 1 10 100 4 3 1 output voltag vs. output sink current v + =5v,ta=25
v + =5v,ta=25
m a x i m u m o u t p u t v o l t a g e s w i n g , v o m ( v ) 5 2 0 10 load resistance, r l ( ? ) 100 1k 10k 100k 4 3 1 maximum output voltag swing vs. load resistance o p e r a t i n g c u r r e n t , i c c ( m a ) 1.6 0 -50 -25 0 25 50 0.8 75 ambient tempurature, ta (
) operating current vs.temperature 1.2 0.4 100 ta=25
v + /v - = ? 2.5v
M2125 linear integrated circuit unisonic technologies co., ltd 5 of 5 www.unisonic.com.tw qw-r105-025,b typical charsacteristics(cont.) i n p u t o f f s e t c u r r e n t , i i ( o f f ) ( n a ) 3 -50 -25 0 25 50 1 75 2 0 -1 -2 100 ambient tempurature, ta (
) input offset current vs.tempurature v + =5v i n p u t o f f s e t v o l t a g e , v i ( o f f ) ( m v ) 2 -2 -50 -25 0 25 50 0 75 ambient tempurature, ta (
) 1 -1 100 input offset voltage vs.tempurature v + =5v,rs=0 ? m a x i m u m o u t p u t v o l t a g e , s w i n g v o m ( v ) 5 -50 -25 0 25 50 2 75 ambient tempurature, ta (
) 4 100 3 maximum output voltage swing vs.tempurature v + =5v,r l =2k ? i n p u t b a i s c u r r e n t , i b ( n a ) 250 0 -50 -25 02550 100 75 ambient tempurature, ta (
) 200 5 0 100 input bais current vs. tempurature 150 v + =5v utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.

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