682 76 specifications are subject to change without notice ? 2002 teledyne relays 682\072002\q1 1a, 250 vrms optically isolated ac solid-state relay features ? relay qualified to mil-prf-28750 ? zero voltage turn-on scr output ? optical isolation ? logic compatible input ? low minimum output current ? extremely low emi ? low profile metal dip package description this state-of-the-art solid-state relay is designed for use in ac power switching applications. the output is rated for 1a at 250 vrms and can operate from 40 to 440 hz for resistive and reactive loads with power factors as low as 0.2. back- to-back scrs are configured for zero voltage turn-on and can handle current surges up to 8a. the patented circuit design assures the lowest possible emi by virtually eliminating commutation spikes while maintaining excellent noise immunity. optical isolation allows safe control of ac loads from low level logic circuits. the low-profile metal dip package is hermetically sealed to withstand severe environmental conditions encountered in military and aerospace applications. this relay is qualified to mil-prf-28750/9-001 and is available to y screening levels. series 682 wiring diagram part* mil spec relay description number number 682-1Y m28750/9-001 1a, 250 vrms, ac solid-state relay (2a with heatsink) * the y suffix denotes parameters tested to mil-prf-28750 test methods. the w suffix denotes parameters tested to teledyne specifications. electrical specifications (-55 c to +110 c unless otherwise specified) input (control) specifications min max units input current (see figure 1) v in = 5 vdc 15 madc v in =32 vdc 16 madc turn-off voltage (guaranteed off) 1.5 vdc turn-on voltage (guaranteed on) 3.8 vdc reverse voltage protection -32 vdc input voltage range 3.8 32 vdc output (load) specifications min max units output current rating (see figure 3) 0.2 2.0 arms output voltage rating 20 250 vrms frequency range 40 440 hz output voltage drop @ -55 oc 1.8 vrms (see figure 4) off-state leakage current (250 vac, 400 hz) 1.0 marms turn-on time 1/2 cycle turn-off time 1 cycle transient voltage (t < 5 s) +500 vpk surge current @ 25 o c (16 ms) 8 apk (see figure 2) overload (repetitive, 10% duty cycle) 1.5 arms zero voltage turn-on point at 25 o c +15 vpk off-state dv/dt 200 v/ s (with snubber - see note 2) load power factor (see note 3) 0.2 1 insulation resistance @ 500 vdc 10 9 ohm isolation (input to output) 10 pf dielectric withstanding voltage 1500 vac typical interface to 5 volt logic (with suggested dv/dt suppression - see note 2) @ 1 amp @ 25 oc 1.6 vrms @ 110 oc 1.5 vrms
? 2002 teledyne relays (800) 284-7007 ? www.teledynerelays.com 682 77 682\072002\q1 -55 0 10 20 30 40 50 60 70 80 90 100 110120 130 ambient temperature (?c) load current (amps) 0 0.2 0.4 0.6 0.8 1.0 at 32 vdc input a t 5 vdc input series 682 output (load) specifications min max units junction temperature (t j max) 130 o c thermal resistance junction to ambient ( e ja )65 o c/w thermal resistance junction to case ( e jc )15 o c/w environmental specifications min max units ambient temperature operating -55 +110 o c storage -55 +125 o c shock (0.5 ms) 1500 g vibration, 20g 10 2000 hz acceleration 5000 g * contact factory for higher level enviromental requirements notes: 1. case temperature is measured at point specified. 2. the dv/dt is 200 v/ s with recommended snubber across output terminals r= 100 ohm, 1/2 w, c=0.01 f (600v). the dv/dt rating is based on a source impedance of 50 ohms. 3. output may lose blocking capability during and after surge until t j falls below maximum. 4. contact factory for additional specifications. typical input current vs input voltage figure 1 peak surge current vs surge current duration figure 2 (see note 3) load current vs. typical output voltage drop figure 4 mechanical specifications ? weight: 6 grams (max.) ? case: hermetically sealed 4 pin dip ? material and plating: pins and header:kovar gold plated per mil g-45204 type iii, grade a, class 1 dimensions are shown in inches (millimeters) maximum load current vs. ambient temperature figure 3 e ja = 65 c/w t jmax = 130 c
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