6/99 ? 1999 teledyne relays ac solid state relay features ? relay qualified to mil-r-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 sate relay is designed for us 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-r-28750/9-001 and is available to y screening levels. series 682 wiring diagram electrical specifications (-55c to +110c unless otherwise specified) input (control) characteristics min typ max units input current v in = 5 vdc 13 15 ma dc (see figure 1) v in =32 vdc 13 18 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 typ max units output current rating (see figure 3) 1.0 arms output voltage rating 25 250 vrms frequency range 45 440 hz output voltage drop @ 1 ampere 1.5 vrms (see figure 2) off-state leakage current 1.0 marms (250 vac, 400 hz) turn-on time ? cycle turn-off time 1 cycle transient voltage (t < 5 s) +500 v pk surge current @ 25 o c (16 ms) 8 apk (see figure 3) overload (repetitive, 10% duty cycle) 1.5 arms zero voltage turn-on point at 25 o c +15 v pk off-state dv/dt 100 v/us (with snubber - see note 2) load power factor 0.2 1 optically isolated 1 a, 250 vrms part number* military relay description 682-1Y 86031-001 ac solid state relay * the y suffix denotes parameters tested to mil-r-28750 test methods. the w suffix denotes parameters tested to teledyne specifications.
specifications are subject to change without change without notice mechanical specifications output (load) specifications min typ max units insulation resistance @ 500 vdc 10 9 ohms input to output capacitance 10 pf dielectric withstanding voltage 1500 vac junction temperature (t j max) 130 o c thermal resistance junction to ambient (0 ja )85 o c/w thermal resistance junction to case (0 jc )15 o c/w environmental specifications* ambient temperature -55 o c to +110 o c operating -55 o c to +125 o c storage shock 1500 g for 0.5 ms vibration 20 g, 10 to 2000 hz acceleration 5000 g notes: 1. case temperature is measured at point specified. 2. the dv/dt is 200 v/ms with recommended snubber across output terminals r= 100, ? w, c=0.01 mf (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. figure 1 typical input current vs. input voltage 602-1 (dc) 18 15 12 9 6 3 0 vdc 45 40 35 30 25 20 15 10 5 0 series 682 * contact factory for higher level enviromental requirements
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