RATINGS AND CHARACTERISTIC CURVES SF21 THRU SF26
FIG.1 - TEST CIRCUIT DIAGRAM AND REVERSE
RECOVERY TIME CHARACTERISTICS
3.0
AVERAGE FORWARD RECTIFIED
CURRENT, AMPERES
50
NONINDUCTIVE
10
NONINDUCTIVE
trr
FIG.2 - FORWARD CURRENT DERATING CURVE
2.5
2.0
1.5
1.0
0.5
0.375" (9.5mm) LEAD LENGTH
+0.5A
(-)
PULSE
GENERATOR
( NOTE 2 )
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
(+)
25 Vdc
( approx )
(-)
D.U.T.
0
-0.25A
1
NON-
INDUCTIVE
OSCILLOSCOPE
( NOTE 1 )
(+)
-1.0A
NOTES : 1. Rise Time = 7ns max. Input Impedance=
1 megohm. 22pF.
2. Rise Time = 10ns max. Source Impedance=
50 ohms.
SET TIME BASE
FOR 10ns/cm
0
0
25
50
75
100
125
o
150
175
AMBIENT TEMPERATURE, C
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10.00
IINSTANTANEOUS FORWARD CURRENT,
AMPERES
PEAK FORWARD SURGE CURRENT,
AMPERES
75
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
FIG.4 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
60
~S
F2
4
~S
F2
6
SF
21
SF
25
1.00
T
J
= 25 C
o
45
30
0.10
15
0
1
PULSE WIDTH=300uS
1% DUTY CYCLE
10
NUMBER OF CYCLES AT 60Hz
100
0.01
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
1.8
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
100
JUNCTION CAPACITANCE, pF
FIG.6 - TYPICAL JUNCTION CAPACITANCE
200
100
60
40
20
10
6
4
2
1
.1
T
J
= 25 C
o
T
J
= 25 C
o
INSTANTANEOUS REVERSE LEAKAGE
CURRENT, MICROAMPERES
10
T
J
= 150 C
o
1.0
T
J
= 100 C
o
SF21~SF24
SF25~SF26
0.1
.2
.4
1.0
2
4
10
20
40
100
REVERSE VOLTAGE, VOLTS
0.01
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
REV. : 0
Zowie Technology Corporation
Microcontroller MCU
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