64 | page dimensions in inches (millimeters) cotomos CT474/cs474 te CT474 and cs474 feature current switching capability to 90ma with a low on resistance of 50f maximum. designed for security, measurement and instrumenta - tion applications the cotomos? relay is capable of handling 400v load conditions. if your requirements are diferent please contact your coto applications engineer for assistance through www.cotorelay.com. CT474/cs474 features u contact form: 1b u load voltage: 400v maximum u operation led current: 3.0ma maximum u load current: 90ma maximum u on-resistance: 50 f ma ximum u low of-state leakage current: 10 a maximum u i/o breakdown voltage: 1500vrms minimum u sufx -h for i/o breakdown voltage: 5000vrms minimum cs474 CT474 CT474/cs474 ? 0.047(1.2) 0.252(6.4) 0.358(9.1)max. 0.020(0.5) 0.162(4.1) 0. 11 8( 3.0) identifies pin #1 0.310(7.87)max. 0.376(9.54)max. 0.010(0.25) 0.020(0.5) 0.100(2.54) 0.200(5.08) 0.470(1.2) 0.252(6.4) 0.020(0.5) 0.100(2.54) 0.200(5.08) 0.358(9.1)max. 0.134(3.4) 0.154(3.9)max . 0.051(1.3) 0.010(0.25) 0.406(10.3)max. identifies pin #1 terminal identification 6 54 1 23 (+) (-) 1: anode (led) 2: cathode (led) 3: nc 4,6: drain (mos fet) 5: source (mos fet) tel: (401) 943.2686 | fax: (401) 942.0920
page | 65 CT474/cs474 maximum ratings ( ambient temperature : 25oc) parameters symbol units value input specifications continuous led current i f ma 50ma peak led current i fp ma 500ma led reverse voltage v r v 5v input power dissipation p in mw 75mw output specifications load voltage v l v 400v (ac peak or dc) load current i l a 90ma peak load current i peak a 0.6a output power dissipation p out mw 450mw relay specifications total power dissipation p t mw 500mw i/o breakdown voltage v i/o v 1500vrms operating temperature t opr -40oc ~ +85oc storage temperature t stg -40oc ~ +100oc CT474/cs474 electrical specifications (ambient temperature: 25oc) parameters symbol test conditions units min typ max input led forward voltage v f i f =10ma v 1.0 1.5 operation led current i f on ma 0.9 3.0 recovery led voltage v f off v 0.5 output on-resistance drain to drain r on i f =10ma, i l =rating time to fow is within 1 sec. f 30 50 of-state leakage current i leak v l =400v a 10 output capacitance c out v l =0v, f=1mhz pf 165 transmission turn-on time t on i f =10ma, i l =rating ms 0.35 2.0 turn-of time t of ms 0.05 1.0 coupled i/o insulation resistance r i/o f 10 9 i/o capacitance c i/o f=1mhz pf 1.3 environmental ratings: operating temp: -40c to +85 c; storage temp: C40 to +100 c. all electrical parameters measured at 25 c unless otherwise specifed. coto technology, inc. for most recent data visit www.cotorelay.com
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