pde-dfg1c-0 fast recovery diode dfg1c features outline drawing for high speed switching. diffused-junction. glass passivated and encapsulated. absolute maximum ratings items type dfg1c1 dfg1c2 dfg1c4 dfg1c6 DFG1C8 repetitive peak reverse voltage v rrm v 100 200 400 600 800 1.0(tl=80 c) 1.0(tl=70 c) average forward current i f(av) a (single-phase half sine wave 180 conduction, lead length = 10mm) 35 30 surge(non-repetitive) forward current i fsm a ( without piv, 10ms conduction, tj = 150 c start ) 4.9 3.6 i 2 t limit value i 2 ta 2 s ( time = 2 ~ 10ms, i = rms value ) operating junction temperature t j c -65 ~ +150 storage temperature t stg c -65 ~ +150 notes (1) lead mounting : lead temperature 300 c max. to 3.2mm from body for 5sec. max.. (2) mechanical strength : bending 90 2 cycles or 180 1 cycle, tensile 2kg, twist 90 1 cycle. characteristics(t l =25 c) items symbols units min. typ. max. test conditions peak reverse current i rrm a -- 10 rated v rrm -- 1.2 dfg1c1,2,4 peak forward voltage v fm v -- 1.6 dfg1c6,8 i fm =1.0ap, single-phase half sine wave 1 cycle reverse recovery time trr s -- 0.1 i f =0.5a, i rp =1.0a, 25% recovery r th(j-a) 80 steady state thermal impedance r th(j-l) c/w -- 50 lead length = 10 mm unit in mm(inch) weight: 0.35 (g) 5max (0.2) direction of polarity cathode band 29min. (1.14) 62min. (2.44) 29min. (1.14) (0.14) (0.03) 0.8 f 3.5 max f dfg1c1 (100v) yellow dfg1c2 (200v) black dfg1c4 (400v) blue dfg1c6 (600v) red DFG1C8 (800v) green type color of cathode band symbol(red)
pde-dfg1c-0 dfg1c forward characteristics 0123 0.1 1 10 100 peak forward voltage drop (v) peak forward current (a) tl=150 ?c tl=25 ?c single-phase half sine wave conduction : 10ms 1 cycle ( dfg1c1,2,4 ) forward characteristics 0246 0.1 1 10 100 peak forward voltage drop (v) peak forward current (a) tl=150 ?c tl=25 ?c single-phase half sine wave conduction : 10ms 1 cycle ( dfg1c6,8 ) max. average forward power dissipation (resistive or inductive load) 0 0.4 0.8 1.2 1.6 0 0.4 0.8 1.2 1.6 2.0 average forward current (a) max. average forward power dissipation (w) single-phase ( 50hz ) dc ( dfg1c1,2,4 ) max. average forward power dissipation (resistive or inductive load) 0 0.4 0.8 1.2 1.6 0 0.4 0.8 1.2 1.6 2.0 average forward current (a) max. average forward power dissipation (w) single-phase ( 50hz ) dc ( dfg1c6,8 ) max. allowable ambient temperature (resistive or inductive load) 0 0.2 0.4 0.6 0.8 1.0 1.2 0 40 80 120 160 200 average forward current (a) max. allowable ambient temperature ( ? c) single-phase half sine wave 180 ? conduction (50hz) pc board (100x180x1.6t) copper foil ( 5.5) l l ( dfg1c1,2,4 ) lead length l=10mm 20mm 25mm max. allowable ambient temperature (resistive or inductive load) 0 0.2 0.4 0.6 0.8 1.0 1.2 0 40 80 120 160 200 average forward current (a) single-phase half sine wave 180 ? conduction (50hz) ( dfg1c6,8 ) lead length l=10mm 20mm 25mm max. allowable ambient temperature ( ? c) pc board (100x180x1.6t) copper foil ( 5.5) l l
pde-dfg1c-0 dfg1c max. allowable lead temperature (resistive or inductive load) 0 0.2 0.4 0.6 0.8 1.0 1.2 0 40 80 120 160 200 average forward current (a) single-phase half sine wave 180 ? conduction (50hz) ( dfg1c1,2,4 ) lead length l=10mm 20mm 25mm max. allowable lead temperature ( ?c) lead temp pc board (100x180x1.6t) copper foil ( 5.5) l l max. allowable lead temperature (resistive or inductive load) 0 0.2 0.4 0.6 0.8 1.0 1.2 0 40 80 120 160 200 average forward current (a) single-phase half sine wave 180 ? conduction (50hz) ( dfg1c6,8 ) lead length l=10mm 20mm 25mm max. allowable lead temperature ( ?c) lead temp pc board (100x180x1.6t) copper foil ( 5.5) l l surge forward current characteristic ( non-repetitive ) 1 10 100 0 10 20 30 40 50 without piv cycles surge forward current (a) 10ms 1 cycle surge current peak value dfg1c1,2,4 dfg1c6,8 steady state thermal impedance 0102030 0 20 40 60 80 100 120 140 steady state thermal impedance (?c/w) lead length (mm) rth(j - a) rth(j - l) lead length lead temp. measured point ( f 0.5 thermocouple) pc board (100 180 1.6t) 20 lead length copper foil ( 5.5) 2 15 ambient temp. measured point transient thermal impedance transient thermal impedance (?c/w) 0.1 1 10 200 100 0.001 0.01 0.1 1 10 100 time (s) rth(j - a) rth(j - l) lead length = 10 mm note : pc. board mounted pc. board( 100 180 1.6t) copper foil ( 5.5 ) reverse recovery time (trr) test circuit scope d.u.t 50 w 10 w 1 w 25v (approx.) 0 t 0.25 i rp trr i f =0.5a i rp =1.0a 22 s 220 s
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