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 ultra fast recovery time for high efficient z high temperature soldering : 250 c /10 seconds at terminals mechanical data z case: jedec do-214aa molded plastic body, dimensions in inches and (millimeters z terminal: solder plated, solderable per mil-std- 750 method 2026 z polarity: color band denotes cathode z weight: 0.21 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 murs 305 murs 310 murs 315 murs 320 murs 340 murs 360 units maximum recurrent peak reverse voltage v rrm 50 100 150 200 400 600 v maximum rms voltage v rms 35 70 105 140 280 420 v maximum dc blocking voltage v dc 50 100 150 200 400 600 v maximum average forward rectified current at t l =75 c i o 3.0 a peak forward surge current, 8.3ms single half sine-wave superimposed on rated load i fsm 75 a typical junction capacitance (note 1) c j 70 pf typical thermal resistance (note 2) r jl 13 c /w storage temperature range t stg -55 to + 150 c operating temperature range t op -55 to + 125 c electrical characteristics (a t t a =25 c unless otherwise noted) characteristics symbol murs 305 murs 310 murs 315 murs 320 murs 340 murs 360 units maximum forward voltage at i o dc v f 0.875 1.25 v maximum dc reverse current at ta=25 c i r 2 5 a maximum dc reverse current at ta=125 c i r 250 a maximum reverse recovery time (note 3) t rr 25 50 ns marking u3a u3b u3c u3d u3g u3j notes: 1. measured at 1 mhz and applied reverse voltage 0f 4.0 volts 2. thermal resistance from junc tion to ambient and junction to lead p.c.b. mounted on 0.3x0.3?( 8.0x8.0 mm) 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) .320(8.13) .305(7.75) .103(2.62) .079(2.06) .280(7.11) .260(6.60) .245(6.22) .220(5.59) .126(3.20) .114(2.90) cathode ratings and characteristic curve MURS305 thru murs360 product specification 1 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
fig. 5-maximum non-repetitive forward surge current 40 30 25 20 15 10 5 0 1 5 10 20 50 100 number of cycles at 60 hz peak forward surge current ( a ) 8.3 ms single half sine wave (jedec method) fig. 6-typical junction capacitance .1 .2 .4 1.0 2 4 10 20 40 100 reverse voltage (v) 200 100 40 20 10 6 4 2 1 junction capacitance (pf) t j =25 o c average forward current ( a ) 6.0 3.0 0 25 50 7 5 10 0 12 5 15 0 17 5 ambient temperature ( o c) fig. 2-typical forward current derating curve single phase half wave 60 hz resistive or inductive load +0.5a 0 -0.25a trr 1cm set time base for 10/20 ns/cm fig. 3-typical reverse characteristics 20 40 60 80 100 120 140 percent of rated peak reverse voltage (%) t j =25 o c t j =80 o c t j =125 o c instantaneous reverse current (ua) 100 10 1.0 0.1 0.01 fig. 4-typical instantaneous for ward characteristics .2 .4 .6 .8 1.0 1.2 1.4 1.6 1.8 instantaneous forward voltage (v) MURS305 ~ 320 10 1.0 .1 .01 .001 instantaneous forward current (a) murs330~360 fig. 1-test circuit diagram and reverse recovery time characteristic pulse generator ( note 2 ) (+) 25 v dc (approx) (-) d.u.t. 1 non inductive oscilloscope ( note 1 ) note: 1. rise time=7ns max. input impedance=1 mohms 22pf 2. rise time =10ns max. source impedance=50 ohms 50 no inductive 100 no inductive product specification 2 of 2 4008-318-123 sales@twtysemi.com http://www.twtysemi.com
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