SR803 thru sr806 page: 1 frontier electronics corp. 667 e. cochran street, simi valley, ca 93065 tel: (805) 522-9998 fax: (805) 522-9989 e-mail: frontiersales@frontierusa.com web: http://www.frontierusa.com 8a schottky barrier rectifiers SR803 thru sr806 features z extremely low vf z low stored charge, majority carrier conduction z low power loss / high efficiency z ul 94v0 flame retardant epoxy molding compound mechanical data z case; transfer molded, do201ad, dimensions in inches and (millimeters) z leads: solderable per mil-std-202,method 208 z polarity: cathode indicated by color band z weight: 1.2 grams maximum ratings and electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ratings symbol SR803 sr804 sr805 sr806 units maximum recurrent peak reverse voltage v rrm 30 40 50 60 v maximum rms voltage v rms 21 28 35 42 v maximum dc blocking voltage v dc 30 40 50 60 v maximum average forward rectified current 0.375 (9.5mm) lead length (see fig.1) i o 8.0 a peak forward surge current, 8.3ms single half sine-wave superimposed on rated load i fsm 150 a typical junction capacitance (note 1) c j 250 200 pf typical thermal resistance (note 2) r jl 5 /w storage temperature range t stg - 55 to + 150 operating temperature range t op - 55 to + 125 electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol SR803 sr804 sr805 sr806 units maximum forward voltage at i o dc v f 0.62 0.80 v maximum reverse current at 25 i r 1.0 ma maximum reverse current at 100 i r 10.0 20.0 ma note: 1. pulse test: 300 s pulse width, 1% duty cycle 2. measured at 1.0mh z and applied reverse voltage of 4.0 v dc 3. thermal resistance from junction to lead vertical p.c.b. mounting , 9.5mm lead length .375(9.5) .335(8.5) 1.0(25.4) min .220(5.6) .197(5.0) 1.0(25.4) min .052(1.3) .048(1.2)
SR803 thru sr806 page: 2 ratings and characteristic curves SR803 thru sr806 fig. 1 - forward current derating curve 8.0 6.0 4.0 2.0 0 average forward current, amperes 0 25 50 75 100 125 150 175 lead temperature, fig. 3 - typical instantaneous forward characteristics 50 10 1 1.0 0.01 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 instantaneous forward current, amperes instantaneous forward voltage, volts fig. 5 - typical junction capacitance 1.000 100 10 junction capacitance, p f 0.1 1 10 100 reverse voltage, volts fig. 2 - maximum non-repetitive peak forward surge current 160 140 120 100 80 60 40 peak forward surge current, amperes 1 10 100 number of cycles at 60h z fig. 4 - typical reverse characteristics 10 1 0.1 0.01 0.001 instantaneous reverse current, milliamperes 0 20 40 60 80 100 120 140 percent of rated peak reverse voltage,% fig. 6 - typical transient thermal impedance 100 10 1 0.1 transient thermal impedance , /w 0.01 0.1 1 10 100 pulse duration, sec. SR803-sr804 sr805-sr806 SR803-sr804 sr805-sr806 t j =25 f=1.0 mh z vsig=50mvp- p t j =125 t j =75 t j =25 t j =t j max. 8.3ms single half sine-wave (jedec method) resistive or inductive load 0.375? (9.5mm) lead length SR803-sr804 sr805-sr806 pulse width=300us 1% duty cycle t j =125 t j =25
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