rs2a-lfr thru rs2m-lfr page: 1 frontier electronics corp. 667 e. cochran street, simi valley, ca 93065 tel: (805) 522-9998 fax: (805) 522-9989 e-mail: frontiersales@frontierusa.com web: http: //www.frontierusa.com 2a fast recovery surface mount rectifier rs2a-lfr thru rs2m-lfr features z low profile package z plastic package has underwriters laboratory 94v-0 z ideal for surface mounted application z glass passivated chip junction z built-in strain relief design z fast switching for high efficient z high temperature soldering: 250 c/10 seconds at terminal z rohs mechanical data z case: jedec do-214aa molded plastic body, do-214aa (smb) dimensions in inches and (millimeters) z terminal: solder plated, solderable per mil-std- 750 method 2026 z polarity: color band denotes cathode z weight: 0.093 grams maximum ratings and electrical characteristics ratings at 25 c ambient temperature unless otherwise specified single phase, half wave, 60 hz, resistive or inductive load. for capacitive load, derate current by 20% ratings symbol rs2a-lf r rs2b-lf r rs2d-lf r rs2g-lf r rs2j-lf r rs2k-lf r rs2m-lf r units maximum recurrent peak reverse voltage v rrm 50 100 200 400 600 800 1000 v maximum rms voltage v rms 35 70 140 280 420 560 700 v maximum dc blocking voltage v dc 50 100 200 400 600 800 1000 v maximum average forward rectified current .at t l =90 c i o 2.0 a peak forward surge current, 8.3ms single half sine-wave superimposed on rated load i fsm 50 a typical junction capacitance (note 1) c j 40 pf typical thermal resistance (note 2) r jl 18 c/w storage temperature range t stg -55 to + 150 c operating temperature range t op -55 to + 150 c electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol rs2a-lf r rs2b-lf r rs2d-lf r rs2g-lf r rs2j-lf r rs2k-lf r rs2m-lf r units maximum forward voltage at i o dc v f 1.3 v maximum reverse current at 25 c i r 5 a maximum reverse current at100 c i r 50 a maximum reverse recovery time(note 3) t rr 150 250 500 ns marking rs2a rs2b rs2d rs2g rs2j rs2k rs2m note: 1. measured at 1 mhz and applied reverse voltage 0f 4.0 volts 2. thermal resistance from junction to lead p.c.b. mounted on 0.30.3?(8.08.0mm) copper pad areas 3. reverse recovery test conditions: i f =0.5a, i r =1.0a, i rr =0.25a .060(1.52) .030(0.76) .220(5.59) .205(5.21) .096(2.44) .084(2.13) .180(4.57) .160(4.06) .155(3.94) .130(3.30) .086(2.20) .077(1.96) cathode
rs2a-lfr thru rs2m-lfr page: 2 1cm ratings and characteristic curve rs2a-lfr thru rs2m-lfr 1 10 100 number of cycles at 60 hz 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 fig. 1-test circuit diagram and reverse recovery time characteristic +0.5a 0 -0.25a -1.0a tr r set time base for 10/20 ns/cm pulse generator ( note 2 ) (+) 25 v dc (approx) (-) d.u.t. 1 non inductive oscilloscope ( note 1 ) 50 no inductive 10 no i n d uc ti v e (-) (+) note: 1. rise time=7ns max. input impedance=1 mohms 22pf 2. rise time =10ns max. source impedance=50 ohms fig. 4-maximum forward surge current 70 60 50 40 30 20 10 0 peak forward surge current amperes 100 10 1 capacitance, pf fig. 6-typical instantaneous forward characteristics fig. 5-typical junction capacitance tj=25 o c f = 1 mhz vsig = 50 mvp-p 1 10 100 reverse voltage, volts instantaneous forward voltage,(v) instantaneous forward current , ( a ) 20 10 3.0 1.0 0.3 0.1 .03 .01 fig. 3-typical reverse characteristics t j =25 o c 100 10 1. 0 0.1 .01 instantaneous reverse current, microamperes percent of rated peak reverse voltage 0 20 40 60 80 100 120 140 t j =100 o c lead temperature ( o c ) fig. 2-maximum forward current derating curve 0 20 40 60 80 100 120 140 160 180 200 io-average rectified current (a) 3.0 2.0 1.0 0 single phase half wave 60hz resistive or inductive load p.c.b mounted on 0.30.3?(8.08.0mm) copper pad areas tj=25 o c pulse width =300us 1% duty cycle
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