minco tecnhology labs, inc. ? 1805 rutherford lane, austin, tx 78754 ? tel: 512.834.2022 ? fax: 512.837.6285 www.mincotech.com mtl3c91 single channel optocoupler (direct replacement for 3c91c) features: ? high reliability ? base lead eliminated for improved noise immunity ? rugged package ? stability over wide temperature ? +500v electrical isolation applications: ? eliminate ground loops ? level shifting ? line receiver ? switching power supplies ? motor control description the mtl3c91 contains a gallium arsenide infrared led optically coupled to a silicon planar phototransistor. the optocoupler is built on a to-46 header. the anode of the led is electrically connected to the case. this optocoupler is capable of transmitting signals between two galvanic sources. the potential difference between transmitter and receiver should not go over the maximum isolation voltage. the internal base connection has been eliminated for improved noise immunity. absolute maxi mum rati ngs input to output voltage ............................................................................................................................... ...................................................................... 500v emit ter-collec tor volt age ...................................................................................................... .................................................................................................5v collector-emitter voltage (value applies to emitter-base open-circuited & the input-diode equal to zero) ........................................ 60v reverse input voltage ............................................................................................................................... ............................................................................7v input diode continuous forward current at (or below) 65c free-air temperature (see note 1) .......................................................50ma peak forward input current (value applies for tw < 1 s , prr < 300 pps) ......................................................................................................1a continuous collector current ............................................................................................................................... ..........................................................50ma continuous transistor power dissipation at (or below) 25c free-air temperature (see note 2) .................................................. 300mw st orage temperat ure............................................................................................................ ...................................................................... -65 c t o + 150c operating free-air temperature range ............................................................................................................................... ..................-55 c t o + 100c lead solder temperature (10 seconds max.) ............................................................................................................................... ........................ 240c notes: 1. derate linearly to 125c free-air temperature at the rate of 0.67 ma/c above 65c. 2. derate linearly to 125c free-air temperature at the rate of 3 mw/c. recommended operati ng condi ti ons: parameter symbol mi n max uni ts input current, low level i fl 01 a input current, high level i fh 210 ma supply voltage v ce 550 v operating temperature t a -55 125 c selection guide part number part descri pti on mtl3c91.001.x single channel optocoupler, commercial (0 to+70c operating temperature range) mtl3c91.002.x single channel optocoupler, commercial (-40 to +85c operating temperature range) mtl3c91.003.x single channel optocoupler, commercial (-55 to +125c operating temperature range) mtl3c91.004.x single channel optocoupler, screened to jantx level (-55 to +125c operating temperature range) note: x at end of part number represents lead finish. replace with a for gol d or s for solder. mtl3c91 si ngle channel optocoupler (direct replacement for 3c91c)
minco tecnhology labs, inc. ? 1805 rutherford lane, austin, tx 78754 ? tel: 512.834.2022 ? fax: 512.837.6285 www.mincotech.com electri cal characteri sti cs t a = 25 c unless otherwise specified. parameter symbol mi n typ max uni ts test condi ti ons input diode static reverse current i r 1a v r = 3v input diode static forward voltage v f 1.15 1.2 v i f = 2ma input diode static forward voltage v f 1.3 1.5 v i f = 50ma reverse breakdown voltage b vr 712 v i r = 100 a input diode capacitance c in 25 pf v = 0v, f = 1mhz output transi stor t a = 25 c unless otherwise specified. parameter symbol mi n typ max uni ts test condi ti ons collector-emitter breakdown voltage v (br)ceo 50 v i c = 1ma, i b = 0, i f = 0 emitter-collector breakdown voltage v (br)eco 5vi c = 0ma, i e = 10 a, i f = 0 collector-emitter dark current i ceo1 i ceo2 60 10 na na v ce = 50v, i f = 0ma v ce = 5v, i f = 0ma coupled characteristics t a = 25 c unless otherwise specified. parameter symbol mi n typ max uni ts test condi ti ons on state collector current i c(on) 4ma v ce = 5v, i f = 10ma on state collector current i c(on) 320ma v ce = 0.4v, i f = 10ma on state collector current 55 c i c(on) 2ma v ce = 5v, i f = 10ma collector-emitter saturation voltage v ce(sat ) 0.4 v i f = 50ma, i c = 10ma isolation resistance r iso 10 9 ? v in-out = 500v input to output capacitance c io 2 2.5 pf f = 1mhz delay time t d 24 s v ce = 5v, i f = 2ma, r l = 100 ? storage time t s 0.2 0.5 s v ce = 5v, i f = 2ma, r l = 100 ? rise time t r 35 s v ce = 5v, i f = 2ma, r l = 100 ? fall time t f 45 s v ce = 5v, i f = 2ma, r l = 100 ? package dimensions schematic diagram
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