naina semiconductor ltd. MDQ70 1 d-95, sector 63, noida C 201301, india ? tel: 012 0-4205450 ? fax: 0120-4273653 sales@nainasemi.com ? www.nainasemi.com single phase bridge rectifier, 70 amps features ? easy connections ? excellent power volume ratio ? insulated type voltage ratings (t j = 25 o c unless otherwise noted) type number voltage code v rrm , max. repetitive peak reverse voltage (v) v rsm , max. non- repetitive peak reverse voltage (v) i rrm max @ t j max (ma) MDQ70 80 800 900 8.0 100 1000 1100 120 1200 1300 140 1400 1500 160 1600 1700 electrical specifications (t j = 25 o c unless otherwise noted) parameters conditions symbol values units maximum dc output current t c = 85 o c i dc 70 a forward surge current (non-repetitive), one cycle f = 50 hz i fsm 800 a fusing current i 2 t 3200 a 2 s maximum forward voltage drop i fm = 70a, t j = 25 o c v fm 1.2 v rms isolation voltage v iso 3000 v thermal and mechanical specifications (t j = 25 o c unless otherwise noted) parameters symbol values units maximum operating junction temperature range t j - 40 to + 150 o c maximum storage temperature range t stg - 40 to + 150 o c maximum thermal resistance, junction to case r th(j-c) 0.24 o c/w mounting torque to heatsink f 3 15% nm to terminal 3 15% approximate weight w 165 g md q
naina semiconductor ltd. MDQ70 2 d-95, sector 63, noida C 201301, india ? tel: 012 0-4205450 ? fax: 0120-4273653 sales@nainasemi.com ? www.nainasemi.com package outline (all dimensions in mm) ordering table mdq 70 - 120 1 2 3 4 1 C single-phase bridge 2 C current = i d 3 C package type 4 C voltage code x 10 = v rrm (see voltage ratings table) package type t package type c
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