SR3A Datasheet, PDF (2/2 Pages) EIC discrete Semiconductors – SURFACE MOUNT FAST RECOVERY RECTIFIERS

RATING AND CHARACTERISTIC CURVES ( SR3A - SR3M )
FIG.1 - REVERSE RECOVERY TIME CHARACTERISTIC AND TEST CIRCUIT DIAGRAM
50 Ω
+
50 Vdc
(approx)
10 Ω
D.U.T.
1Ω
PULSE
GENERATOR
( NOTE 2 )
OSCILLOSCOPE
( NOTE 1 )
+ 0.5 A
0
- 0.25 A
- 1.0 A
NOTES : 1. Rise Time = 7 ns max., Input Impedance = 1 megaohm, 22 pF.
2. Rise time = 10 ns max., Source Impedance = 50 ohms.
3. All Resistors = Non-inductive Types.
1 cm
Trr
SET TIME BASE FOR 50/100 ns/cm
FIG.2 - DERATING CURVE FOR OUTPUT
RECTIFIED CURRENT
3.0
2.4
FIG.3 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
200
8.3 ms SINGLE HALF SINE WAVE
Ta = 50 °C
160
1.8
120
1.2
80
0.6
60Hz RESISTIVE OR INDUCTIVE LOAD
00
25
50
75
100 125 150 175
AMBIENT TEMPERATURE, ( °C)
40
0
1
2
4 6 10
20
40 60 100
NUMBER OF CYCLES AT 60Hz
FIG.4 - TYPICAL FORWARD CHARACTERISTICS
20
10
Pulse W idth = 300 µs
1% Duty Cycle
TJ = 25 °C
1.0
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
10
TJ = 100 °C
1.0
0.1
0.01
0
0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0
FORWARD VOLTAGE, VOLTS
0.1
TJ = 25 °C
0.01
0
20
40
60
80
100
120 140
PERCENT OF RATED REVERSE
VOLTAGE, (%)
Page 2 of 2
Rev. 02 : March 24, 2005