isocom components ltd unit 25b, park view road west, park view industrial estate, brenda road hartlepool, cleveland, ts25 1yd tel: (01429) 863609 fax :(01429) 863581 5/3/03 db92175-aas/a1 approvals l ul recognised, file no. e91231 description the is900 optically coupled isolator consists of a gallium arsenide infrared emitting diode and a microprocessor compatible schmitt trigger output mounted in a standard 6 pin dual in line package. features l options :- 10mm lead spread - add g after part no. surface mount - add sm after part no. tape&reel - add smt&r after part no. l high data rate, 1mhz typical (nrz) l microprocessor compatible drive l logic compatible output sinks 16 milliamperes at 0.4 volts maximum l high isolation voltage (5.3kv rms ,7.5kv pk ) l high common mode rejection ratio l fast switching : t rise , t fall = 100ns typical l wide supply voltage capability, compatible with all popular logic systems l guaranteed on / off threshold hysteresis applications l logic to logic isolator l line receiver-eliminates noise and transient problems l programmable current level sensor l ac to ttl conversion - square wave shaping l digital programming of power supplies l interfaces computers with peripherals microprocessor compatible schmitt trigger optically coupled isolator isocom inc 1024 s. greenville ave, suite 240, allen, tx 75002 usa tel: (214) 495-0755 fax: (214) 495-0901 e-mail info@isocom.com http://www.isocom.com absolute maximum ratings (25c unless otherwise specified) storage temperature -40c to + 125c operating temperature -25c to + 85c lead soldering temperature (1/16 inch (1.6mm) from case for 10 secs) 260c input diode forward current, i f 50ma peak forward current (pulse width 100us, duty ratio=0.001) 1a reverse voltage, v r 6v power dissipation (derate linearly 1.41mw / c above 25c) 70mw output detector output voltage, vcc 16v supply voltage, v oh 16v output current, i ol 50ma power dissipation (derate linearly 2mw / c above 25c) 150mw power dissipation total power dissipation (derate linearly 2.94mw/ c above 25c) 170mw dimensions in mm 1 3 4 6 2 5 7.12 0.3 1.2 0.3 6.5 0.3 2.9 0.5 0.5 0.1 2.54 0.25 3.5 0.5 3.25 0.5 0.5 typ 7.62 0.3 0.26 0.1 13 max v cc ground v o option g surface mount option sm 10.16 10.46 9.86 0.6 0.1 7.62 0.26 1.25 0.75 is900
db92175-aas/a1 5/3/03 parameter min typ max units test condition input forward voltage (v f ) 0.7 1.0 v i f = 0.3ma forward voltage (v f ) 1.1 1.4 v i f = 4ma reverse current (i r ) 10 m a v r = 3v reverse breakdown voltage(v r ) 3.0 v i r =10 m a output operating voltage range (v cc ) 3 15 v supply current i 6 (off ) 5 ma i f = 0ma, v cc = 5v output current high ( i oh ) 100 m a i f = 0ma,v cc = v o =15v coupled supply current i 6 (on ) 5 ma i f = 4ma, v cc = 5v output voltage, low (v ol ) 0.4 v i ol = 16ma , i f = 4ma, v cc = 5v turn-on threshold current i f (on ) 1.1 2.0 ma r l = 280 w, v cc = 5v, t a = 25c 4.0 ma r l = 280 w, v cc = 5v turn-off threshold current i f (off ) 0.3 ma r l = 270 w, v cc = 5v hysteresis ratio i f (off ) / i f (on ) 0.5 0.9 input to output isolation voltage v is0 5300 v rms see note 1 7500 v pk see note 1 high to low (tphl) 1 3 m s t a = 25c fall time (tf) 0.5 m s v cc = 5v low to high (tplh) 2 6 m s i f = 4ma rise time (tr) 0.5 m s r l = 280 w electrical characteristics ( t a = 25c unless otherwise noted ) note 1 measured with input leads shorted together and output leads shorted together. note 2 special selections are available on request. please consult the factory. switching test circuit t r t f 50% tplh tphl v oh 90% 10% 1.5v v o v in v o switching characteristics 5v 270 w 4 v o 0.1 m f 5 v in 47 w i 6 6 z = 50 w tr = tf = 0.01 m sec
db92175-aas/a1 5/3/03 1 0 1 2 input current i f (ma) 3 0 4 supply voltage v cc ( v ) output voltage v o ( v ) 1.0 0.4 0.2 0 0.6 0.8 0 2 4 6 8 10 12 14 16 transfer characteristics threshold current vs. supply voltage -55 -25 0 25 50 75 100 ambient temperature t a ( c ) load current i o (ma) threshold current vs. ambient temperature 2 0 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 threshold current i f ( normalized ) on voltage vs. load current 1 2 5 10 20 50 output voltage low v ol ( v ) forward current i f (ma) supply current vs. supply voltage supply voltage v cc ( v ) supply current i c (ma) 0 0 0 2 4 6 8 10 12 14 16 0 0.5 1 1.5 2 2.5 3 forward voltage v f ( v ) forward voltage vs. forward current 1.2 1.4 5 6 1.6 1.8 threshold current i f (on) i f (off ) ( normalized ) r l = 270 w v cc = 5v t a = 25c i f normalized to i f (on) at v cc = 5v t a = 25c normalized to v cc = 5v t a = 25c v oh v ol i f (off ) i f (on) turn-off threshold turn-on threshold 0.02 0.05 0.1 0.2 0.5 1.0 v cc = 5v t a = 25c 100c 25c -55c 1.0 10 100 2 5 20 50 0.5 0.2 2 4 6 t a = 25c i f = 0ma i f = 5ma
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