bas40 / -04 / -05 / -06 surface mount schottky barrier diode SOT-23 features ? low turn-on voltage ? fast switching ? pn junction guard ring for transient mechanical data ? case: SOT-23, molded plastic ? marking & polarity: see diagram below ? weight: 0.008 grams (approx. ) dimensions in inches and (millimeters) maximum ratings t a = 25 unless otherwise specified type number symbol bas40 units peak repetitive reverse voltage working peak reverse voltage dc blocking voltage v rrm v rwm v r 40 v forward continuous current (note 1) i fm 200 ma non-repetitive peak forward surge current @ t Q 1.0s i fsm 600 ma power dissipation (note 1) pd 200 mw thermal resistance junction to ambient air (note 1) r ja 357 o c/w operating junction temperature range t j -55 to + 125 o c storage temperature range t stg -65 to + 150 o c electrical characteristics type number symbol min typ max units reverse breakdown voltage i r =10ua v (br) 40 - - v reverse leakage current tp<300us, vr=30v i r -- 20 200 na forward voltage drop tp=300us, if=1.0ma tp<300us, if=40ma v f -- - - 380 1000 mv junction capacitance vr=0, f=1.0mhz cj - 4.0 5.0 pf reverse recovery time (note 2) trr - -- 5.0 ns notes: 1. valid provided that terminal s are kept at ambient temperature. 2. reverse recovery test conditions: i f =i r =10ma, i rr =1.0ma, r l =100 . http://www.luguang.cn mail:lge@luguang.cn
fig.4- typical reverse characteristics ratings and characteristic curves (bas40 / -04 / -05 / -06) fig.1- power derating curve p , power dissipation (mw) d 0 25 50 75 100 125 200 100 0 t , ambient temperature ( c) a fig.6- typical transient thermal characteristics transient thermal impedance. ( c/w) o 1 0.01 0.1 10 100 100 10 1 0.1 pulse duration. (sec) fig.2- maximum non-repetitive peak forward surge current per leg peak forward surge current. (ma) 1 2 5 10 20 100 50 600 300 0 number of cycles at 60hz 8.3ms single half sine wave (jedec method) fig.3- typical forward characteristics 00.2 1.2 instantaneous forward current (ma) t , instantaneous forward voltage (mv) j 1 0.1 0.01 0.001 0.0001 0.4 0.6 0.8 1.0 fig.5- typical total capacitance vs reverse voltage 4.0 2.0 0 0 5 10 15 20 reverse voltage junction capacitance (pf) f = 1.0mhz 10 20 30 40 10000 1000 100 10 1 0.1 v , reverse voltage. (v) r i, r instantaneous reverse current. ( nna) 0 t = -40 c a 0 t=0c a 0 t = 25 c a 0 t = 125 c a 0 t = 70 c a 0 t = -40 c a 0 t = 70 c a 0 t=0c a 0 t = 25 c a 0 t = 125 c a 0 bas40 / -04 / -05 / -06 surface mount schottky barrier diode http://www.luguang.cn mail:lge@luguang.cn
|