1ss244 300mw switching diode 250 volts features high voltage switching general purpo s e rectification v r m =250v guaranteed. high reliability. silicon epitaxial planar absolute maximum ratings symbol rating rating unit v rm peak reverse voltage 250 v v r dc reverse voltage 220 v i fm peak forward current 625 ma i o mean rectifying current 200 ma i surge surge current (1s) 1000 ma p d power dissipation 300 mw t j operating junction temperature - 55 to +150 o c t stg storage temperature - 55 to +150 o c electrical characteristics @ 2 5 o c unless otherwise specified symbol parameter min max un i ts v f forward voltage (i f =200madc) --- 1.5 vdc i r reverse current (v r =220vdc) --- 10 uadc c t capacitance between terminals (v r =0vdc, f=1.0mhz) --- 3.0 pf trr reverse recovery time (i r =20madc, i f =20madc, r l =50ohm) --- 75 ns
omp onents 20736 marilla street chatsworth ! " # $
% ! " # mcc 4 dimensions inches mm dim min max min max note a .094 .118 2.40 3.00 b .063 .079 1.60 2.00 c .012 .020 0.30 0.50 d 1.102 1.181 28.00 30.00 revision: a 2011/01/01 tm micro commercial components marking : cathode band and type number www.mccsemi .com 1 of 3 ? lead free finish/rohs compliant (note1) ("p"suffix designates compliant. see ordering information) ? moisture sensitivity level 1 note: 1. lead in glass exemption applied, see eu directive annex 5.
0 75 ? c 25 ? c ? 25 ? c 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 0.2 0.5 1 2 5 10 20 50 100 200 ta=125 ? c forward current : i f (ma) forward voltage : v f (v) fig.1 forward characteristics fig.2 reverse characteristics 0 100 ? c 75 ? c 50 ? c ta=25 ? c 50 100 150 200 250 300 350 10n 100n 1 10 reverse current : i r (a) reverse voltage : v r (v) 1.1 1.0 0.9 0.8 0.7 0.6 012345 reverse voltage : v r (v) capacitance between terminals : c t (pf) fig.3 capacitance between terminals characteristics 0 i r =10ma 140 120 100 80 60 40 20 0 5 101520253035 i rr =1ma reverse recovery time : t rr (ns) forward current : i f (ma) fig.4 reverse recovery time characteristics fig.5 surge current characteristics 14 12 10 8 6 4 2 0 1 10 100 1000 surge current : i surge (a) pulse width : tw (ms) pulse generator output 50 ? sampling oscilloscope 50 ? 0.01 f d.u.t. 5k ? fig.6 reverse recovery time (t rr ) measurement circuit mcc 1ss244 revision: a 2011 /01/01 tm micro commercial components www.mccsemi .com 2 of 3
mcc revision: a 2011 /01/01 tm micro commercial components www. mccsemi .com 3 of 3 device packing part number-tp tape&reel: 10kpcs/reel part number-ap ammo packing: 5kpcs/ammo box ***important notice*** micro commercial components corp. reserve s the right to make changes without further notice to any product herein to make corrections, modifications , enhancements , improvements , or other changes . micro commercial components corp . does not assume any liability arising out of the application or use of any product described herein; neither does it convey any license under its patent rights ,nor the rights of others . the user of products in such applications shall assume all risks of such use and will agree to hold micro commercial components corp . and all the companies whose products are represented on our website, harmless against all damages. ***life support*** mcc's products are not authorized for use as critical components in life support devices or systems without the express written approval of micro commercial components corporation. ***customer awareness*** counterfeiting of semiconductor parts is a growing problem in the industry. micro commercial components (mcc) is taking strong measures to protect ourselves and our customers from the proliferation of counterfeit parts. mcc strongly encourages customers to purchase mcc parts either directly from mcc or from authorized mcc distributors who are listed by country on our web page cited below. products customers buy either from mcc directly or from authorized mcc distributors are genuine parts, have full traceability, meet mcc's quality standards for handling and storage. mcc will not provide any warranty coverage or other assistance for parts bought from unauthorized sources. mcc is committed to combat this global problem and encourage our customers to do their part in stopping this practice by buying direct or from authorized distributors. ordering information :
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