SK32 THRU S310
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE - 20 to 100 Volts CURRENT - 3.0 Amperes
FEATURES
l
Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
l
For surface mounted applications
l
Low profile package
l
Built-in strain relief
l
Metal to silicon rectifier
majority carrier conduction
l
Low power loss, High efficiency
l
High current capability, low V
F
l
High surge capacity
l
For use in low voltage high frequency inverters,
free wheeling, and polarity protection applications
l
High temperature soldering guaranteed:
260
J
/10 seconds at terminals
MECHANICAL DATA
Case: JEDEC DO-214AB molded plastic
Terminals: Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes cathode
Standard packaging: 16mm tape (EIA-481)
Weight: 0.007 ounce, 0.21 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
J
ambient temperature unless otherwise specified.
Resistive or inductive load.
SYMBOLS SK32 SK33 SK34 SK35 SK36 SK38 SK39 S310 UNITS
Maximum Recurrent Peak Reverse Voltage
V
RRM
20
30
40
50
60
80
90
100
Volts
Maximum RMS Voltage
V
RMS
14
21
28
35
42
56
64
71
Volts
Maximum DC Blocking Voltage
V
DC
20
30
40
50
60
80
90
100
Volts
Maximum Average Forward Rectified Current
at T
L
=75
J
I
(AV)
3.0
Amps
Peak Forward Surge Current 8.3ms single half sine-
wave superimposed on rated load(JEDEC method)
I
FSM
100
Amps
Maximum Instantaneous Forward Voltage at 3.0A
(Note 1)
V
F
0.50
0.70
0.85
Volts
Maximum DC Reverse Current T
A
=25
J
(Note 1)
At Rated DC Blocking Voltage T
A
=100
J
I
R
0.5
20.0
mA
Maximum Thermal Resistance (Note 2)
R
K
JL
R
K
JA
17
55
J
/W
Operating Junction Temperature Range
T
J
-50 to +125
J
Storage Temperature Range
T
STG
-50 to +150
J
NOTES:
1.
Pulse Test with PW=300
g
sec, 2% Duty Cycle.
2. Mounted on P.C.Board with 14mm
2
(.013mm thick) copper pad areas.
SMC/DO-214AB
RATING AND CHARACTERISTIC CURVES
SK32 THRU S310
3.0
2.5
2.0
1.5
1.0
0.5
0
50
60
70
80
90
100
110
120
130
140
150
SINGLE PHASE HALF
60Hz RESISTIVE OR
INDUCTIVE LOAD P.C.B
MOUNTED ON
0.550.55"(1414mm
COPPER PAD AREAS
LEAD TEMPERATURE,
J
50
10
1
0.1
.2 .3
.4
.5
.6
.7
.8
.9 1.0
1.1
SK32
SK36
S310
TJ = 25
J
PULSE WIDTH = 300us
1% DUTY CYCLE
TYPICAL INSTANTANEOUS FORWARD CHARACTERISTICS
Fig. 1-FORWARD CURRENT DERATING CURVE
Fig. 2-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
1000
800
600
400
200
100
80
60
40
20
10
0.1
1
4
10
40
60
100
T
J
= 25
J
SK32-SK34
SK35-S310
REVERSE VOLTAGE. VOLTS
Fig. 4-TYPICAL JUNCTION CAPACITANCE
10
1.0
0.1
0.01
0.001
20 40
60 80 100 120 140
TA = 75
J
TA = 25
J
TA = 100
J
SK32 - SK34
SK35 - S310
PERCENT OF RATED PEAK REVERSE VOLTAGE
Fig. 3-TYPICAL REVERSE CHARACTERISTICS
100
80
60
40
20
0
1
2 5
10
20 50 100
T
J
= 150
J
10ms SINGLE HALF
SINE-WAVE
NUMBER OF CYCLES AT 60Hz
Fig. 5-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
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