? 2011 teledyne relays (800) 284-7007 ? www.teledynerelays.com 652 page 1 652 rev -- series 652 25a, 250 vrms optically isolated ac solid state relay part number desc drawing relay description number 652-1 m28750/10-001 25a, 250vrms, ac solid state relay 652-2 m28750/10-002 25a, 250vrms, ac solid state relay electrical specifications (?55c to +110c case temperature, unless otherwise noted) input (control) specifications min typ max unit input current (see figure 1) v in = 5 vdc 10 15 ma v in = 5 vdc 11 16 ma turn-off voltage (guaranteed off) 1.0 vdc turn-on voltage (guaranteed on) 4 vdc reverse voltage protection -32 vdc input voltage range 4 32 vdc features/benefits ? quali ed to mil-prf-28750 ? optical isolation ? zero voltage turn-on ? zero current turn-off ? logic compatible input ? available to w or y screening levels description the series 652 is an ac output solid-state relay designed for power switching. this relay incorporates a sealed, optically coupled solid state relay as a zero voltage turn-on driver. the input circuit is ttl logic compatible. output switching is accomplished by back-to-back scrs with a built-in snubber circuit, which provides reliable switching of both resistive and reactive loads with power factors as low as 0.2. the protected drive circuitry provides high transient immunity while reducing the commutation spike for low emi. the 652 series is housed in a sealed aluminum case to withstand severe environmental conditions encountered in military and aerospace applications. these relays are quali ed to mil-prf-28750/10 and are available to a w or y screening level. the y suf x denotes parameters tested to mil-prf-28750 speci cations. the w suf x denotes parameters tested to teledyne speci cations. output (load) specifications min typ max unit output current rating 25 arms (see figure 2 & 3) output voltage rating 25 250 vrms frequency range 45 440 hz output voltage drop @ 25 ampere 1.5 vrms off-state leakage current 10 marms (250 vac, 400 hz) turn-on time 1/2 cycle turn-off time 1 cycle transient voltage (t 5 s) 500 vpk overload current (for 1 second) 80 arms dc offset voltage 150 mv zero voltage turn-on point 652-1 15 vpk 652-2 40 vpk dv/dt (see note 1) 200 400 v/ s insulation resistance @ 500 vdc 10 8 ohms
652 page 2 specifications are subject to change without notice ? 2011 teledyne relays 652 rev -- series 652 25a, 250 vrms optically isolated ac solid state relay output (load) specifications min typ max unit dielectric withstanding voltage 1500 vac power dissipation 38 watts thermal resistance junction to ambient ( ja ) 10 c/w thermal resistance junction to case ( jc ) 1.2 c/w environmental specifications min typ max unit ambient temperature operating -55 +110 c storage -55 +125 c shock for 0.5 ms 1500 g vibration, 10 to 3000 hz 30 g * contact factory for higher level environmental requirements mechanical specifications notes 1. output transient (dv/dt) protection is provided in all models. the dv/dt rating is based on a source impedance of 50 ohms. 2. case temperature measurement is point in center of mounting surface. 3. designed to operate within all categories of mil-std-704b aircraft power limits. 4. designed to switch resistive or inductive load to 0.2 power factor.
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