- 56 - .129(3.27) .118(3.0) .012(.31) .006(.15) .008(.20) .004(.10) .060(1.52) .030(0.76) .245(6.22) .220(5.59) .280(7.11) .260(6.60) .103(2.62) .079(2.00) .320(8.13) .305(7.75) SS32 thru ss310 3.0 amps. surface mount schottky barrier rectifiers voltage range 20 to 100 volts current 3.0 amperes f eatures for surface mounted application metal to silicon rectifier, majority carrier conduction low forward voltage drop easy pick and place high surge current capability plastic material used carriers underwriters laboratory classification 94v-0 epitaxial construction high temperature soldering: 260 o c / 10 seconds at terminals m echanical data case: molded plastic terminals: solder plated polarity: indicated by cathode band packaging: 16mm tape per eia std rs-481 weight: 0.21 gram smc/do-214ab dimensions in inches and (millimeters) m aximum ratings and electrical characteristics rating at 25 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 ss 32 ss 33 ss 34 ss 35 ss 36 ss 39 ss 310 unit s maximum recurrent peak reverse voltage v rrm 20 30 40 50 60 90 100 v maximum rms voltage v rms 14 21 28 35 42 63 70 v maximum dc blocking voltage v dc 20 30 40 50 60 90 100 v maximum average forward rectified current at t l (see fig. 1) i (av) 3.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 100 a maximum instantaneous forward voltage (note 1) @ 3.0a v f 0.5 0.75 0.85 v 0.5 0.6 maximum dc reverse current @ t a =25 at rated dc blocking voltage @ t a =100 i r 20 10.0 20 ma ma typical thermal resistance ( note 2 ) r jl r ja 17 55 /w /w operating temperature range t j -55 to +125 -55 to +150 storage temperature range t stg -55 to +150 notes : 1. pulse test with pw=300 usec, 1% duty cycle 2. measured on p.c.board with 0. 6 x 0.6?(16 x 16mm) copper pad areas.
-57- ratings and characteristic curves (SS32 thru ss310) fig.6- typical transient termal impdance transcient thermal impedance, o c / w 1 0.01 0.1 10 100 0.1 10 1 100 t, pulse duration, (sec) fig.2- maximum non-repetitive peak forward surge current peak for ward surge current . (a) 1 10 100 50 70 90 130 110 150 number of cycles at 60hz at rated tl 8.3ms single half sine wave jedec method fig.1- maximum forward current derating curve average for ward current . (a) 50 60 70 80 90 100 110 120 160 150 140 130 0 1 2 3 lead temperature. ( c) o resistive or inductive load SS32-ss34 ss35-ss310 pcb mounted on 0.6x0.6" (16x16mm) copper pad areas tj=150 c 0 fig.3- typical forward characteristics instantaneous for ward current . (a) 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 0.01 0.1 1 10 40 forward voltage. (v) tj=125 c 0 tj=25 c 0 pulse width=300 s 1% duty cycle SS32-ss34 ss35-ss36 ss39-ss310 fig.4- typical reverse characteristics instantaneous reverse current . (ma) 0 20 40 60 80 100 120 140 0.001 0.01 0.1 1 10 20 percent of rated peak reverse voltage. (%) tj=125 c 0 tj=25 c 0 tj=75 c 0 SS32-ss34 ss35-ss310 fig.5- typical junction capacitance junction cap acitance.(pf) 0.1 1 10 100 10 100 1000 reverse voltage. (v) SS32-ss34 ss35-ss36 ss39-ss310 tj=25 c f=1.0mhz vsig=50mvp-p 0
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