LESHAN RADIO COMPANY, LTD.
EFM101 –EFM106
1A
RATING & CHARACTERISTIC CURVES OF 1A FAST RECOVERY SMA DIODES
FIG.1-TEST CIRCUIT DIAGRAM AND
REVERSE RECOVERY TIME CHARACTERISTIC
50
Ω
NONINDUCTIVE
10
Ω
NONINDUCTIVE
D.U.T.
(-)
PULSE
G E N E R AT O R
(NOTE 2)
(+)
0
-0.25A
FIG. 2 - TYPICAL FORWARD
CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
+0.5A
Trr
2.0
Single Phase
Half Wave 60Hz
Resistive or
Inductive Load
1.0
(+)
25Vdc
(APPROX)
(-)
1Ω
OSCILLOSCOPE
NON.
(NOTE 1)
INDUCTIVE
NOTES:1.Rise Time=7ns max.
Input Impedance=1megohm.22pF.
2.Rise Time=10ns max.
Source Impedance=50 ohms.
-1.0A
SET TIME
BASE FOR 10 ns/cm
1cm
25
50
75
100 125 150
157
AMBIENT TEMPER ATURE, (ºC)
FIG. 3 - TYPICAL REVERSE
CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT, (A)
FIG. 4 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
10.0
T
J
= 25ºC
100
INSTANTANEOUS REVERSE CURRENT (µA)
T
J
=150ºC
10
1.0
0.1
T
J
=25ºC
.01
Pulse Width=300µs
1% Duty Cycle
.01
20
40
60
80
100
120
.001
.2
.4
.6
.8
1.0
1.2
1.4
INSTANTANEOUS FORWARD VOLTAGE,(V)
PERCENT OF RATED PEAK REVERSE VOLTAGE, (%)
FIG. 5 - MAXINUM NON-REPETITIVE
FOWARD SURGE CURRENT
40
PEAK FORWARD SURGE CURRENT,(A)
FIG. 6 - TYPICAL JUNCTION CAPACITANCE
200
30
25
20
15
10
5
8.3ms Single Half Sine-Wave
(JEDEC Method)
JUNCTION CAPACITANCE,(pF)
100
60
40
20
10
T
J
=25ºC
6
4
2
1
.1
SF15 ~
SF16
SF11 ~
SF14
1
2
5
10
20
50
100
.2
.4
1.0
SF
11
~
2
4
SF
15
~
1.0
SF
14
.1
10
SF
16
T
J
=100ºC
20
40
100
NUMBER OF CYCLES AT 60Hz
REVERSE VOLTAGE,(V)
50A–2/2