SS39AF [LGE]
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LGE 
SS32-SS310
Surface Mount Schottky Barrier Rectifiers
REVERSE VOLTAGE: 20 - 100 V
FORWARD CURRENT: 3.0 A
SMC
Features
7.5± 0.25
Schottky barrier rectifier
Guardring protection
Low forward voltage
Reverse energy tested
High current capability
Extremely low thermal resistance
8.3± 0.2
0.25± 0.06
1.5± 0.25
Mechanical Data
Case: SMC molded plastic body 1111
Polarity: Color band denotes cathode end
Mounting position: ANY
Dimensions in millimeters
Weight: 0.007 ounces, 0.21 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25oC ambient temperature unless otherwise specified
UNITS
Device marking code
SS32 SS33
SS34 SS35 SS36 SS38 SS39 SS310
VRRM
VRWS
VDC
20
14
20
30
21
30
Maximum repetitive peak reverse voltage
Maximum RMS voltage
40
28
40
50
35
50
60
42
60
80
56
80
90
63
90
100
70
V
V
V
Maximum DC blocking voltage
100
Maximum average forward rectified current at
TL=90
IF(AV)
IFSM
VF
3.0
A
A
Peak forward surge current 8.3ms single half-
sine-wave
100.0
Maximum instantaneous forward voltage
at IFM=3.0A (NOTE1)
0.50
0.75
0.85
V
Maximum DC reverse current TJ=25
0.5
IR
m A
at rated DC blocking voltage TJ=125
20
10
oC/W
oC
Maximum thermal resistance
Operating temperature range
Storage temperature range
17.0
R
JL
TJ
- 55 ---- +125
- 55 ---- +150
oC
TSTG
NOTE: 1.Pulse test: Pulse width 300us,duty cycle 1 %
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SS32-SS310
Surface Mount Schottky Barrier Rectifiers
Ratings AND Charactieristic Curves
FIG.1 -- FORWARD DERATING CURVE
FIG.2 -- PEAK FORWARD SURGE CURRENT
100
4
3
2
T
J
=T MAX
J
8.3ms Single Half
Sine-Wave
Resistive or
50
Inductive Load
0.375"(9.5mm)Lead
Length
1
0
0
25
50
75
100
125
150
175
0
1
10
100
LEADTEMPERATURE,
NUMBER OF CYCLES AT60Hz
FIG.3 -- TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
XXXXXXXXX----
2 0
1 0
SS32--SS34
SS38-SS310
SS35-SS36
1
T J = 2 5
P u ls e w id th = 3 0 0
1 % D u ty C y c le
s
.1
.1
.3
.5
.7
.9
1 .1 1 .3
1 .5 1 .7 1 .9 2 .1
INSTANTANEOUS FORWARD VOLTAGE, VOLTS
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