SF51 THRU SF58
RATINGS AND CHARACTERISTIC CURVES
FIG. 1- FORWARD CURRENT DERATING CURVE
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
150
125
100
75
5
4
3
2
1
0
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
50
25
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0
25
50
75
100
125
150
175
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
1,000
100
10
20
10
1
0.1
TJ=25 C
TJ=100 C
PULSE WIDTH=300 ms
1%DUTY CYCLE
1
SF51-SF54
SF55-SF58
TJ=25 C
0.1
0.01
0.01
0
0.4
0.8
1.2
1.6
1.8
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLEAGE,
VOLTS
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 5-TYPICAL JUNCTION CAPACITANCE
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
400
200
100
10
1
TJ=25 C
20
SF51-SF54
SF55-SF58
0.1
0.01
0.1
1
10
100
2
0.1
1.0
10
100
t,PULSE DURATION,sec.
REVERSE VOLTAGE,VOLTS