SM320A
THRU
SM3100A
3.0 AMP SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
VOLTAGE RANGE
20 to 100 Volts
CURRENT
FEATURES
* Ideal for surface mount applications
* Easy pick and place
* Built-in strain relief
* Low forward voltage drop
.058(1.47)
.052(1.32)
3.0 Amperes
DO-214AC(SMA)
.110(2.79)
.100(2.54)
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Metallurgically bonded construction
* Polarity: Color band denotes cathode end
* Mounting position: Any
* Weight: 0.063 grams
.087(2.20)
.071(1.80)
.060(1.52)
.030(0.76)
.177(4.50)
.157(3.99)
.012(0.31)
.006(0.15)
.005
MAX.
(.127)
.205(5.20)
.189(4.80)
Dimensions in inches and (millimeters)
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
at T
L
=100 C
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 3.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Typical Junction Capacitance (Note1)
Typical Thermal Resistance R JL (Note 2)
Operating Temperature Range T
J
Storage Temperature Range T
STG
NOTES:
SM320A SM330A SM340A SM350A SM360A SM380A SM3100A
UNITS
20
14
20
30
21
30
40
28
40
50
35
50
3.0
80
60
42
60
80
56
80
100
70
100
V
V
V
A
A
V
mA
mA
pF
C/W
C
C
0.55
0.5
20
300
0.75
0.85
Ta=100 C
10
-65 +150
-65 +150
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Lead.
412
RATING AND CHARACTERISTIC CURVES (SM320A THRU SM3100A)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
3.0
2.5
50
INSTANTANEOUS FORWARD CURRENT,(A)
0A
~S
M
SM
0A
34
~S
0A
38
M
0A
36
~S
0A
M
31
00
A
SM
35
2.0
1.5
1.0
0.5
10
3.0
1.0
0
20
40
60
80
100
120
140
160
180
200
LEAD TEMPERATURE ( C)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
100
SM
32
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0.1
80
.01
.1
.3
.5
.7
.9
1.1
1.3
1.5
FORWARD VOLT
AGE,(V)
60
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
40
20
FIG.5 - TYPICAL REVERSE
0
1
5
10
50
100
CHARACTERISTICS
100
NUMBER OF CYCLES AT 60Hz
FIG.4-TYPICAL JUNCTION CAPACITANCE
700
600
500
400
300
200
100
0
REVERSE LEAKAGE CURRENT, (mA)
10
JUNCTION CAPACITANCE,(pF)
Tj=100 C
1.0
.1
Tj=25 C
.01
.05
.1
.5
1
5
10
50
100
.01
0
20
40
60
80
100 120 140
REVERSE VOLTAGE,(V)
PERCENTAGE RATED PEAK REVERSE VOL
TAGE
413
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