RATING AND CHARACTERISTIC CURVES ( FFM101 THRU FFM107 )
AVERAGE FORWARD CURRENT, (A)
FORWARD SURGE CURRENT, (A)
FIG. 1 - TYPICAL FORWARD CURRENT
DERATING CURVE
FIG. 2 - MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
1.0
.8
.6
.4
.2
0
0
25
50
75 100 125 150 175
AMBIENT TEMPERATURE, ( )
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
50
40
30
20
10
0
1
2
4 6 8 10 20
40 60 80100
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half Sine-Wave
(JEDED Method)
FIG. 3 - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT, (uA)
10
INSTANTANEOUS FORWARD CURRENT, (A)
FIG. 4 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
20
10
TJ = 25
Pulse Width = 300us
1% Duty Cycle
4
TJ = 100
1.0
.4
1.0
.1
.04
TJ = 25
.1
.01
0
20 40
60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
.01
.6
.8
1.0
1.2
1.4
INSTANTANEOUS FORWARD VOLTAGE, (V)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
200
100
60
40
20
10
6
4
2
1
.1
.2 .4
1.0 2 4
10 20 40 100
REVERSE VOLTAGE, ( V )
TJ = 25
50
NONINDUCTIVE
10
NONINDUCTIVE
+0.5A
trr
(+)
25 Vdc
(approx)
(-)
D.U.T
(-)
PULSE
GENERATOR
0
-0.25A
(NOTE 2)
1
NON-
INDUCTIVE
OSCILLOSCOPE
(NOTE 1)
(+)
1
NOTES: Rise Time = 7ns max. Input Impedance =
1 megohm. 22 pF.
2. Rise Time = 10ns max. Source Impedance =
50 ohms.
-1.0A
1cm
SET TIME BASE FOR
50/100 ns/cm
WILLAS ELECTRONIC CORP.
JUNCTION CAPACITANCE, (pF)
FIG. 5 - TEST CIRCUIT DIAGRAM AND REVERSE RECOVERY
TIME CHARACTERISTIC
WILLAS [ WILLAS ELECTRONIC CORP ]
