DATA SHEET
SEMICONDUCTOR
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIER
VOLTAGE- 20 to 100 Volts CURRENT- 3.0 Amperes
FEATURES
• Plastic package has Underwriters Laboratory
Flammability Classification 94V-O
• For surface mounted applications
• Low profile package
• Built-in strain relief
• Metal to silicon rectifier. majority carrier conduction
• Low power loss,high efficiency
• High surge capacity
• For use in low voltage high frequency inverters, free wheeling,
and polarity protection applications
• High temperature soldering guaranteed: 260°C /10 seconds at terminals
.128(3.25)
.108(2.75)
.245(6.22)
.220(5.59)
SK32 Thru SK310
SMC/DO-214AB
Unit:inch(mm)
.280(7.11)
.260(6.60)
.012(.305)
.006(.152)
MECHANICAL DATA
Case: JEDEC DO-214AB molded plastic
Terminals:Solder plated, solderable per MIL-STD-750,
Method 2026
Polarity: Color band denotes positive end (cathode)
Standard packaging: 16mm tape (EIA-481)
Weight: 0.007 ounce, 0.21 gram
.103(2.62)
.079(2.00)
.060(1.52)
.030(0.76)
.320(8.13)
.305(7.75)
.008(.203)
.002(.051)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25°C ambient temperature unless otherwise specified.
Resistive or inductive load.
SYMBOLS
SK32 SK33 SK34 SK35 SK36 SK38 SK39 SK310
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at T
L
(See figure 1)
Peak Forward Surge Current 8.3ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 3.0A (Note 1)
Maximum DC Reverse Current (Note 1) Ta= 25°C
at Rated DC Blocking Voltage
Maximum Thermal Resistance(Note 2)
Operating Temperature Range
Storage Temperature Range
NOTES:
A.Pulse Test with PW =300µsec, 2% Duty Cycle.
B.Mounted on P.C. Board with 14mm
2
(.013mm thick) copper pad areas.
Ta=100°C
V
RRM
V
RMS
V
DC
I(AV)
20.0
14.0
20.0
30.0
21.0
30.0
40.0
28.0
40.0
50.0
35.0
50.0
60.0
42.0
60.0
3.0
100.0
0.50
0.70
0.5
10.0
17.0
55.0
-55 to +150
-55 to +150
0.85
80.0
56.0
80.0
90.0
63.0
90.0
100.0
70.0
100.0
UNITS
V
V
V
A
A
V
mA
I
FSM
V
F
I
R
RθJL
RθJA
T
J
T
STG
°C/W
°C
°C
http://www.yeashin.com
1
REV.02 20150105
DEVICE CHARACTERISTICS
SK32 Thru SK310
INSTANTANEOUS FORWARD CURRENT.
AMPERES
AVERAGE FORWARD CURRENT,
AMPERES
50
6.0
5.0
4.0
3.0
2.0
1.0
0
50
60
70
80
90
100 110 120 130 140 150
SK32~SK35
SK36~SK310
SINGLE PHASE HALF WAVE 60Hz
RESISTIVE OR INDUCTIVE LOAD
P.C.B MOUNTED
ON 0.55x0.55" (14x14mm)
COPPER PAD AREAS
10
Sk 35~Sk36
SK32~SK34
SK38~SK310
1.0
T
J
=25
O
C
PULSE WIDTH=30uS
1% DUTY CYCLE
LEAD TEMPERATURE.
O
C
Fig.1- FORWARD CURRENT DERATING CURVE
0.1
.2
.3
.4
.5
.6
.7
.8
.9
1.0 1.1
INSTANTANEOUS FORWARD
VOLTAGE. VOLTS
Fig.2- TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT.
MILLAMPERES
10
T
A
= 1 C
00
O
1000
T
J
= 25 C
O
1.0
0.1
T
A
= 75 C
O
CAPACITANCE. PF
100
T
A
= 25 C
O
0.01
SK32~SK34
SK35~SK310
SK32~SK34
SK35~SK310
10
0.1
1.0
10
100
.001
20
40
60
80 100 120 140
REVERSE VOLTAGE. VOLTS
Fig.4- TYPICAL JUNCTION CAPACITANCE
PERCENT OF RATED PEAK
REVEERSE VOLTAGE
Fig.3- TYPICAL REVERSE CHARACTERISTICS
100
80
60
40
20
0
1
10
100
T
J
=150
O
C
10ms SINGLE HALF
SINE-WAVE
PEAK FORWARD SURGE
CURRENT. AMPERES
NUMBER OF CYCLES AT 60Hz
Fig.5- MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
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2
REV.02 20150105
Embedded System
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