Notes:
(1) Pulse test with PW=300uSec, 2% duty cycle
(2) Mounted on P.C. Board with 14mm
2
(0.013mm thick) copper pad areas
Symbols
SK32 SK33 SK34 SK35 SK36 SK37 SK38 SK39 SK3B
Units
Maximum repetitive peak reverse voltage
V
RRM
20
30
40
50
60
70
80
90
100
Volts
Maximum RMS voltage
V
RMS
14
21
28
35
42
49
56
63
70
Volts
Maximum DC blocking voltage
V
DC
20
30
40
50
60
70
80
90
100
Volts
Maximum average forward rectified current
at T
L
=75
I
(AV)
3.0
Amps
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
I
FSM
100.0
Amps
Maximum instantaneous forward voltage at 3.0A (Note 1)
V
F
0.55
0.70
0.85
Volts
Maximum DC reverse current (Note 1) T
A
=25
at rated DC blocking voltage T
A
=100
I
R
3.0
20.0
mA
Maximum thermal resistance (Note 2)
R
JL
R
JA
17.0
55.0
/W
Operating junction temperature range
T
J
-50 to +125
Storage temperature range
T
STG
-50 to +150
Features
Mechanical Data
SK32 THRU SK3B
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage -
20 to 100 Volts
Forward Current -
3.0 Amperes
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
For surface mounted applications
Low profile package
Built-in strain relief
Metal to silicon rectifier, majority carrier conduction
Low power loss, high efficiency
High current capability, low V
F
High surge capacity
For use in low voltage high frequency inverters,
free wheeling, and polarity protection applications
High temperature soldering guaranteed:
260 /10 seconds at terminals
Case: SMC molded plastic
Terminals: Solder plated solderable per
MIL-STD-750, method 2026
Polarity: Color band denotes cathode
Weight: 0.007 ounce, 0.25 gram
Maximum Ratings and Electrical Characteristics
1
Ratings at 25 ambient temperature unless otherwise specified.
Resistive or inductive load.
D I M E N S I O N S
D I M
i n c h e s
m m
N o t e
M i n .
M a x .
M i n .
M a x .
A
0 . 2 6 0
0 . 2 8 0
6 . 6 0
7 . 1 1
B
0 . 2 2 0
0 . 2 4 0
5 . 5 9
6 . 1 0
C
0 . 0 7 5
0 . 0 9 5
1 . 9 0
2 . 4 1
D
0 . 1 1 5
0 . 1 2 1
2 . 9 2
3 . 0 7
H
0 . 0 0 2 0
0 . 0 0 6 0
0 . 0 5 1
0 . 1 5 2
J
0 . 0 0 6
0 . 0 1 2
0 . 1 5
0 . 3 0
K
0 . 0 3 0
0 . 0 5 0
0 . 7 6
1 . 2 7
P
0 . 0 2 0 R E F
0 . 5 1 R E F
S
0 . 3 0 5
0 . 3 2 0
7 . 7 5
8 . 1 3
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