dimensions in inches and (millimeters) version: a06 ba157g - BA159G 1.0 amp. glass passivated fast recovery rectifiers do-41 features glass passivated chip junction. high efficiency, low vf high current capability high reliability high surge current capability low power loss mechanical data cases: do-41 molded plastic epoxy: ul 94v-0 rate flame retardant lead: pure tin plated, lead free., solderable per mil-std-202, method 208 guaranteed polarity: color band denotes cathode end high temperature soldering guaranteed: 260 o c /10 seconds/.375?,(9.5mm) lead lengths at 5 lbs.,(2.3kg) tension weight: 0.34 gram maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number symbol ba157g ba158g BA159G units maximum recurrent peak reverse voltage v rrm 400 600 1000 v maximum rms voltage v rms 280 420 700 v maximum dc blocking voltage v dc 400 600 1000 v maximum average forward rectified current .375?(9.5mm) lead length @t a = 45 o c i (av) 1.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 30 a maximum instantaneous forward voltage @ 1.0a v f 1.2 v maximum dc reverse current @ t a =25 o c at rated dc blocking voltage @ t a =100 o c i r 5.0 100 ua ua maximum reverse recovery time ( note 1 ) trr 150 250 ns typical junction capacitance ( note 2 ) cj 15 pf typical thermal resistance (note 3) r ja 60 o c/w operating temperature range t j -65 to +150 o c storage temperature range t stg -65 to +150 o c notes: 1. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a 2. measured at 1 mhz and applied reverse voltage of 4.0 volts d.c. 3. mount on cu-pad size 5mm x 5mm on p.c.b.
r a ting s an d characteristi c cu r ve s (ba157 g thr u BA159G) fig.5- typical forward characteristics instantaneous for ward current .(a) 1.6 1.8 0.4 0.6 0.8 1.0 1.2 1.4 10 20 0.1 0.01 0.03 0.3 1.0 3.0 forward voltage. (v) tj=25 c pulse width=300 s 1% duty cycle o fig.4- typical junction capacitance junction cap acitance.(pf) 1 2 4 6 10 100 60 40 20 reverse voltage. (v) tj=25 c 0 fig.3- maximum non-repetitive forward surge current peak for ward surge current .(a) 10 2 4 6 40 100 10 50 60 40 30 20 0 number of cycles at 60hz fig.1- maximum forward current derating curve average for ward current amperes 25 0 50 75 100 125 150 175 1.0 0 0.5 1.5 2.0 ambient temperature. ( c) o single phase half wave 60hz resistive or inductive load 0.375" (9.5mm) lead length 60 40 10 100 20 1 fig.6- reverse recovery time characteristic and test circuit diagram 50 noninductive non inductive oscilloscope (note 1) pulse generator (note 2) dut (+) 50vdc (approx) (-) notes: 1. rise time=7ns max. input impedance= 1 megohm 22pf 2. rise time=10ns max. sourse impedance= 50 ohms (-) (+) 10 noninductive -1.0a -0.25a 0 +0.5a trr 1cm set time base for 5/ 10ns/ cm version: a06 fig.2- typical reverse characteristics per leg 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage. (%) 1000 100 10 1 0.1 tj=125 c 0 tj=25 c 0 instantaneous reverse current .( a) tj=75 c 0
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