2.0 0.15 4.7 0.25 3.6 0.3 2.3 0.15 1.3 0.2 0.203max 0.2 0.05 5.4 0.2 low cost low leakage low forward voltage drop high current capability case:jedec smb,molded plastic polarity: color band denotes cathode weight: 0.003 ounces, 0.093 grams mounting position: any ratings at 25 ambient temperature unless otherwise specified. single phase,half wave,60 hz,resistive or inductive load. for capacitive load,derate by 20%. uf1db uf1gb UF1JB uf1kb uf1mb uab ubb udb ugb ujb ukb umb maximum recurrent peak reverse voltage v rrm 200 400 600 800 1000 v ma x imu m rms v o lt a ge v rms 140 280 420 560 700 v maximum dc blocking voltage v dc 200 400 600 800 1000 v maximum average f orw ard rectif ied current @t l =90 peak forw ard surge current 8.3ms single half -sine-w ave superimposed on rated load @t j =125 maximum instantaneous f orw ard voltage at1.0 a v f 1.4 v maximum reverse current @t a =25 at rated dc blocking voltage @t a =100 typical reverse recovery time (note1) t rr ns typical junction capacitance (note2) c j pf typical thermal resistance (note3) r ja /w operating junction temperature range t j storage temperature range t stg 75 15 12 i r 2. measured at 1.0mh z and applied rev erse v oltage of 4.0v dc. 1.0 15 100 50 voltage range: 50 --- 1000 v current: 1.0 a - 55 ---- + 150 35 smb maximum ratings and electrical characteristics the plastic material carries u/l recognition 94v-0 100 50 note: 1. measured with i f =0.5a, i r =1a, i rr =0.25a. a a 10 easily cleaned with alcohol,isopropanol and similar solvents i f(av) 1.0 70 units - 55 ---- + 150 uf1ab uf1bb 50 100 a 30 i fsm 1.7 device marking code dimensions in millimeters uf 1ab-uf 1mb surface mount rectifiers features m echani cal d ata http://www.luguang.cn mail:lge@luguang.cn
1 2 4 6 10 20 40 60 100 200 0.1 0.2 0.4 1 2 4 10 40 100 20 uf1ab-uf1gb t j =25 UF1JB-uf1mb amperes amperes amperes junction capacitance,pf notes:1.rise time = 7ns max.input impedance = 1m .22pf. jjjjj 2.rise time =10ns max.source impedance=50 . instantaneous forward voltage, volts instantaneous forward current fig.1 -- test circuit diagram and reverse recovery time characteristic average forward current set time base for 20/30 ns/cm fig.2 -- typical forward characteristic fig.3 -- forward derating curve z fig.4 -- typical junction capacitance fig.5 -- peak forward surge current lead temperature, peak forward surge current number of cycles at 60hz reverse voltage,volts pulse generator (note2) d.u.t. 1 nonin- ductive 50 n 1. 10 n1. oscilloscope (note 1) (+) 25vdc (approx) (-) -1.0a -0.25a 0 +0.5a t rr 1cm 0 0.01 0.1 1.0 10 100 t j =25 pulse width=300 s 0.2 0.4 0.6 0.8 1 1.2 1.4 1.6 1.8 2 50\100\200v 600\800\1000v 400v 0 40 50 11 01 0 0 30 5 8.3ms single half sine-wave 50 10 20 0.2 0.4 0.6 0.8 1.0 0 25 50 75 100 125 150 single phase half wave 60h z resi st i ve or inductive load 0 175 uf1ab-uf1mb surface mount rectifiers ratings and charactieristic curves http://www.luguang.cn mail:lge@luguang.cn
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