dimensions in inches and (millimeters) version: a06 sft11g - sft18g 1.0 amp. glass passivated super fast rectifiers ts-1 features high efficiency, low vf high current capability high reliability high surge current capability low power loss. for use in low voltage, high frequency inventor, free wheeling, and polarity protection application mechanical data case: molded plastic epoxy: ul 94v-0 rate flame retardant lead: pure tin plated, lead free., solderable per mil-std-202, method 208 guaranteed polarity: color band denotes cathode high temperature soldering guaranteed: 260 o c/10 seconds/.375?,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension mounting position: any weight: 0.20 gram maximum ratings and electrical characteristics rating at 25 o c ambient temperature unless otherwise specified. single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% type number symbol sft 11g sft 12g sft 13g sft 14g sft 15g sft 16g sft 17g sft 18g units maximum recurrent peak reverse voltage v rrm 50 100 150 200 300 400 500 600 v maximum rms voltage v rms 35 70 105 140 210 280 350 420 v maximum dc blocking voltage v dc 50 100 150 200 300 400 500 600 v maximum average forward rectified current .375 (9.5mm) lead length @t a = 55 o c i (av) 1.0 a peak forward surge current, 8.3 ms single half sine-wave superimposed on rated load (jedec method ) i fsm 30 a maximum instantaneous forward voltage @ 1.0a v f 0.95 1.3 1.7 v maximum dc reverse current @ t a =25 o c at rated dc blocking voltage @ t a =125 o c i r 5.0 100 ua ua maximum reverse recovery time (note 1) ns 35 ns typical junction capacitance (note 2) cj 20 10 pf typical thermal resistance r ja 100 o c/w operating temperature range t j -65 to +150 o c storage temperature range t stg -65 to +150 o c notes: 1. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a 2. measured at 1 mhz and applied reverse voltage of 4.0 v d.c. 3. mount on cu-pad size 5mm x 5mm on pcb.
fig.6 - revers e recove r y tim e characteristi c an d tes t circui t diagram 50 noninductive non inductive oscilloscope (not e 1) pulse gener a t or (not e 2) dut (+) 50vdc (approx) (-) notes : 1 . ris e t ime=7n s max . inpu t impedance= 1 megoh m 22pf 2 . ris e t ime=10n s max . sours e impedance= 5 0 ohms (-) (+) 10 noninductive -1.0a -0.25a 0 +0.5a trr 1cm set time base for 5/ 10ns/ cm ratings and characteristic curves (sft11g thru sft18g) fig.2- typical reverse characteristics 0 20 40 60 80 100 120 140 0.1 1 10 100 1000 percent of rated peak reverse voltage. (%) tj=25 c 0 tj=75 c 0 tj=125 c 0 instantaneous reverse current .( a) fig.4- typical junction capacitance junction cap acitance.(pf) 0.1 0.5 1 5 2 10 20 50 100 200 500 10 20 30 reverse voltage. (v) sft11g~sft14g sft15g~sft18g tj=25 c 0 40 50 60 70 0 fig.3- maximum non-repetitive forward surge current peak for ward surge current . (a) 1 2 5 10 20 100 50 5 10 15 25 20 30 number of cycles at 60hz 8.3ms single half sine wave jedec method 0 35 fig.5- typical forward characteristics instantaneous for ward current . (a) 0.4 0.6 0.8 1.0 1.2 1.4 0.01 0.1 1 10 100 forward voltage. (v) sft11g~sft14g sft15g~sft16g tj=25 c pulse width=300 s 1% duty cycle o sft17g~sft18g version: a06 fig.1- maximum average forward current derating average for ward current .(a) 0 25 50 100 150 175 125 75 0 1.0 1.5 0.5 ambient temperature. ( c) o single phase half wave 60hz resistive or inductive load 0.375" (9.5mm) lead length 1.6 1.8
|