parameter symbol cefa101-g cefa102-g cefa103-g CEFA104-G cefa105-g unit max. repetitive peak reverse voltage max. dc blocking voltage max. rms voltage max. average forward current reverse recovery time max. thermal resistance (note1) max. operating junction temperature storage temperature max. dc reverse current at rated dc blocking voltage ta=25 o c ta=100 o c max. instantaneous forward voltage at 1.0a peak surge forward current 8.3ms single half sine-wave superimposed on rate load (jedec method) v rrm v dc v rms i fsm i o v f t rr i r r jl t j t stg 50 50 35 70 100 100 200 200 140 280 400 400 600 600 420 30 1.0 25 150 -55 to +150 5.0 200 0.92 1.25 35 50 1.3 25 v v v a a v ns ua o c/w o c o c note1: thermal resistance from junction to lead mounted on pcb with 8.0mmx8.0mm 2 copper pad areas. page1 case: jedec do-214ac molded plastic terminals: solderable per mil-std-750, method 2026 polarity: color band denotes cathode end approx. weight: 0.063 gram mechanical data: maximum ratings and electrical characterics: ideal for surface mount applications easy pick and place plastic package has underwriters lab. flammability classification 94v-0. super fast recovery time for high efficient built-in strain relief low forward voltage drop features: reverse voltage: 50 ~ 600 volts forward current: 1.0 amp cefa101-g thru cefa105-g (rohs device) smd efficient fast recovery rectifier -g suffix designates rohs compliant version 0.008(0.20) 0.004(0.10) 0.067(1.70) 0.051(1.29) 0.091(2.31) 0.067(1.70) 0.059(1.50) 0.035(0.89) 0.110(2.79) 0.086(2.18) 0.180(4.57) 0.160(4.06) 0.012(0.31) 0.006(0.15) 0.209(5.31) 0.185(4.70) dimensions in inches and (millimeters) do-214ac (sma)
page2 rating and characteristic curves (cefa101-g thru cefa105-g) smd efficient fast recovery rectifier -g suffix designates rohs compliant version forward current ( a ) forward voltage (v) (+) (+) 25vdc (approx.) ( ) ( ) oscilliscope (note 1) 1 non- inductive +0.5a 0 -0.25a -1.0a | | | | | | | | 1cm trr d.u.t. 10 noninductive 50 noninductive single phase half wave 60hz tj=25 c tj=125 c tj=25 c pulse width 300us 4% duty cycle tj=25 c ( c) 0 25 50 75 100 125 150 175 2.8 2.4 2.0 1.6 1.2 0.8 0.4 0 8.3ms single half sine wave jedec methode tj=75 c reverse voltage (v) junction capacitance (pf) cefa101-103 cefa105 cefa104 f=1mhz and applied 4vdc reverse voltage tj=25 c cefa101-103 cefa104-105 fig. 1 - reverse characteristics percent of rated peak reverse voltage (%) reverse current (ua) 0 15 30 45 60 75 90 105 120 135 150 fig.2 - forward characteristics 0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 100 10 1.0 0.1 0.01 10 1.0 0.1 0.01 0.001 fig. 3 - junction capacitance 0.01 0.1 1.0 10 100 0 5 10 15 20 25 30 35 fig. 4 - non repetitive forward surge current 1 5 10 50 100 number of cycles at 60hz 50 40 30 20 10 0 peak surge forward current (a) fig 5 - test circuit diagram and reverse recovery time characteristics fig. 6 - current derating curve ambient temperature average forward current (a) set time base for 50 / 10ns / cm notes: 1. rise time = 7ns max., input impedance = 1 megohm.22pf. 2. rise time = 10ns max., source impedance = 50 ohms. pulse generator (note 2)
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