SF38PT Chenmko Enterprise, SF38PT Datasheet - Page 2

• Manufacturer Part Number: SF38PT
• Description: Super FAST Rectifier
• Manufacturer: Chenmko Enterprise

FIG. 5 - MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
100
175
150
125
100
1.0
.01
10
75
50
25
.1
0
NONINDUCTIVE
FIG. 1 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY TIME CHARACTERISTIC
50
NOTES: 1. Rise Time = 7 ns max. Input Impedance =
0
1
PERCENT OF RATED PEAK REVERSE VOLTAGE, ( % )
25 Vdc
(approx)
( + )
RATING CHARACTERISTIC CURVES ( SF31PT THRU SF38PT )
( - )
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
2. Rise Time = 10 ns max. Source Impedlance=
1 megohm. 22 pF.
50 ohms.
20
2
NON-
1
INDUCTIVE
NUMBER OF CYCLES AT 60 Hz
D.U.T
40
10
NONINDUCTIVE
5
T
T
T
J
J
J
=125
=100
60
=25
OSCILLOSCOPE
o
10
o
o
C
C
C
(NOTE 1)
80
20
100
GENERATOR
(NOTE 2)
PULSE
( - )
( + )
120
50
-0.25A
+0.5A
140
100
-1.0A
0
trr
1cm
.001
200
100
1.0
0.1
.01
10
60
40
20
10
SET TIME BASE FOR
10 nS/cm
6
4
2
1
.1
0
Pulse Width = 300uS
1% Duty Cycle
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD
.2
.2
INSTANTANEOUS FORWARD VOLTAGE, ( V )
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
.4
.4
REVERSE VOLTAGE, ( V )
CHARACTERISTICS
.6
1.0
3.0
2.5
2.0
1.5
1.0
0.5
0
.8
2
0
AMBIENT TEMPERATURE (
CURRENT DERATING CURVE
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
FIG. 2 - TYPICAL FORWARD
25
1.0
4
T
50 75 100 125 150 175
J
=25
1.2
10
o
C
T
J
=25
1.4
20
o
C
40
1.6
O
C )
100
1.8