SK32 THRU SK3B
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage -
20 to 100 Volts
Forward Current -
3.0 Amperes
Features
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 VF
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
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Mechanical Data
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A
0
0
0
0
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5
5
0
0
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. 2
. 0
. 1
8
0
0
5
1
. 6
0
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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
B
C
D
H
J
. 2
. 0
2
4
9
2
5
. 5
. 9
. 9
9
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1
7
7
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. 0
. 0
2
3
0
0
2
0
0
. 0
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6
0
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5
1
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0
0
0
3
0
0
6
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5
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5
6
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R
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. 5
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3
Maximum Ratings and Electrical Characteristics
Ratings at 25 ambient temperature unless otherwise specified.
Resistive or inductive load.
Symbols SK32 SK33 SK34 SK35 SK36 SK37 SK38 SK39 SK3B
Units
Maximum repetitive peak reverse voltage
Maximum RMS voltage
VRRM
VRMS
VDC
20
14
20
30
21
30
40
28
40
50
35
50
60
42
60
70
49
70
80
56
80
90
63
90
100
70
Volts
Volts
Volts
Maximum DC blocking voltage
100
Maximum average forward rectified current
at TL=75
I(AV)
3.0
Amps
Amps
Peak forward surge current
8.3mS single half sine-wave superimposed
on rated load (MIL-STD-750D 4066 method)
IFSM
100.0
Maximum instantaneous forward voltage at 3.0A (Note 1)
VF
IR
0.55
0.70
0.85
Volts
mA
Maximum DC reverse current (Note 1)
at rated DC blocking voltage
T =25
3.0
TAA=100
20.0
R
17.0
55.0
JL
Maximum thermal resistance (Note 2)
Operating junction temperature range
/W
R
JA
TJ
-50 to +125
-50 to +150
Storage temperature range
TSTG
Notes:
(1) Pulse test with PW=300uSec, 2% duty cycle
(2) Mounted on P.C. Board with 14mm2 (0.013mm thick) copper pad areas
1