rectifier specialists r dc components co., ltd. maximum ratings and electrical characteristics ratings at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60hz, resistive or inductive load. for capacitive load, derate current by 20%. dimensions in inches and (millimeters) technical specifications of surface mount schottky barrier diodes voltage range - 20 to 40 volts current - 0.35 ampere features mechanical data * for general purpose applications * low turn-on voltage * fast switching time * protected by a pn junction guard ring against excessive voltage, such as electrostatic discharge(esd) maximum recurrent peak reverse voltage maximum rms voltage maximum dc blocking voltage maximum average forward rectified current at t a =25 o c peak forward surge current 8.3 ms single half sine-wave superimposed on rated load (jedec method) typical thermal resistance (note1) typical junction capacitance (note 2) symbol v rrm v dc i fsm c j t j , t stg v rms units volts volts volts amps 0.35 2.0 amps storage operating temperature range r q ja i o -55 to + 125 pf maximum dc reverse current mamps maximum instantaneous forward voltage 5.0 @ vr=30v 300 50 30 21 30 0. 7 volts 0 c/w 0 c DLM103A dlm103b v f i r 0.37 note : 1. terminals maintained at specified at ambient temperature. 2. measured at 1 mhz and applied reverse voltage of 0 volts. dlm103c DLM103A thru dlm103c 40 28 40 20 14 20 5.0 @ vr=20v 5.0 @ vr=10v @ if=0.2a @ if=0.02a * case: glass sealed case micro melf * terminals: solder plated solderable per mil-std-750, method 2026 * polarity: color band denotes cathode end * mounting position: any * weight: 0.05 gram approx. micro melf .049(1.25) .047(1.20) .079(2.0) .071(1.8) .008(0.2) cathode mark .008(0.2) .043(1.1)
r dc components co., ltd. rating and characteristic curves (DLM103A thru dlm103c) 5 10 0 50 100 150 15 25 20 reverse voltage, (v) junction capacitance, (pf) fig. 5 - typical junction capacitance reverse voltage, (v) fig. 4 - typical reverse characteristics fig. 1 - typical forward current derating curve ambient lead temperature, ( oc) average forward current, (a) fig. 3 - typical reverse characteristics reverse voltage, (v) reverse current, ( ma) 200 0 5 10 100 1000 10000 15 20 25 tj= 100oc tj= 75oc 0 5 10 0.01 0.1 10 100 1 15 20 25 0 20 0.1 0.2 0.3 0.5 0.4 40 60 80 100 120 reverse current, ( ma) 0.6 0.7 0.8 tj= 25oc fig. 2 - typical instantaneous forward characteristics instantaneous forward voltage, (v) 0.1 0.2 0.3 0.4 0.5 0 0.001 0.01 0.1 instantaneous forward current, (a) tj= 25oc
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