sd103aw - sd103cw 400mw schottky barrier switching diode features ? low forward voltage drop ? guard ring construction for transient protection ? negligible reverse recovery time ? low reverse capacitance mechanical data ? case: SOD-123, plastic ? polarity: cathode band ? marking: date code and type code or date code only type code: sd103aw s4 sd103bw s5 sd103cw s6 ? weight: 0.01 grams (approx.) dimensions in inches and (millimeters) maximum ratings and electrical characteristics rating at 25 o cambient temperature unless otherwise specified. maximum ratings type number symbol sd103aw sd103bw sd103cw units peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 40 30 20 v rms reverse voltage v r(rms) 28 21 14 v forward continuous current (note 1) i fm 350 ma non-repetitive peak forward surge current @ t Q 1.0s i fsm 1.5 a power dissipation (note 1) pd 400 mw thermal resistance junction to ambient air (note 1) r ja 300 o c /w operating and storage temperature range t j , t stg -65 to + 125 o c electrical characteristics type number symbol min typ max units reverse breakdown voltage (note 2) sd103aw ir=100ua sd103bw ir=100ua sd103cw ir=100ua v (br) 40 30 20 - v peak reverse current sd103aw vr=30v sd103bw vr=20v sd103cw vr=10v i r - - 5.0 ua forward voltage drop v f - 0.37 0.60 v junction capacitance vr=0, f=1.0mhz cj - 50 - pf reverse recovery time if=ir=200ma irr=0.1 x ir , rl=100 trr - 10 - ns notes: 1. valid provided that terminal s are kept at ambient temperature. 2. pulse test: pulse width = 300us, duty cycle Q2%.. SOD-123 0.053(1.35) max. 0.006(0.15) typ. min. 0.010(0.25) min. 0.004(0.10) max. 0.067(1.70) 0.055(1.40) 0.022(0.55) typ. min. 0.152(3.85) 0.140(3.55) 0.112(2.85) 0.100(2.55) http://www.luguang.cn mail:lge@luguang.cn
ratings and characteristic curves (sd103aw - sd103cw) fig.1- typical forward characteristics fig.2- junction capacitance vs reverse voltage i , forward current (ma) f 0.01 0.10 1.0 10 100 1000 0 0.5 1.0 0 v , forward voltage (v) f c , capacitance (pa) j v , reverse voltage (v) r 10 1.0 0.1 100 10 20 30 40 sd103aw - sd103cw 400mw schottky barrier switching diode http://www.luguang.cn mail:lge@luguang.cn
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