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Silicon Switching Diode
q
BAR 74
For high-speed switching
Type BAR 74
Marking JBs
Ordering Code (tape and reel) Q62702-F704
Pin Configuration
Package1) SOT-23
Maximum Ratings Parameter Reverse voltage Peak reverse voltage Forward current Surge forward current, t = 1 s Total power dissipation, TS = 54 C Junction temperature Storage temperature range Thermal Resistance Junction - ambient2) Junction - soldering point Rth JA Rth JS

Symbol VR VRM IF IFS Ptot Tj Tstg
Values 50 50 250 4.5 370 150 - 65 ... + 150
Unit V mA A mW C
330 260
K/W
1) 2)
For detailed information see chapter Package Outlines. Package mounted on epoxy pcb 40 mm x 40 mm x 1.5 mm/6 cm2 Cu.
Semiconductor Group
1
07.94
BAR 74
Electrical Characteristics at TA = 25 C, unless otherwise specified. Parameter Symbol min. DC characteristics Breakdown voltage I(BR) = 100 A Forward voltage IF = 100 mA Reverse current VR = 50 V VR = 50 V, TA = 150 C AC characteristics Diode capacitance VR = 0 V, f = 1 MHz Reverse recovery time IF = 10 mA, IR = 10 mA, RL = 100 measured at IR = 1 mA CD trr - - - - 2 4 pF ns V(BR) VF IR - - - - 0.1 100 50 - - - - 1
A
Values typ. max.
Unit
V
Test circuit for reverse recovery time
Pulse generator: tp = 100 ns, D = 0.05 tr = 0.6 ns, Rj = 50
Oscillograph:
R = 50 tr = 0.35 ns C 1 pF
Semiconductor Group
2
BAR 74
Forward current IF = f (TA*; TS) * Package mounted on epoxy
Reverse current IR = f (TA)
Forward current IF = f (VF) TA = 25 C
Peak forward current IFM = f (t) TA = 25 C
Semiconductor Group
3
BAR 74
Forward voltage VF = f (TA)
Semiconductor Group
4

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