SM320B THRU SM3100B
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
FEATURES
20V-100V
3.0A
* Ideal for surface mount applications
* Easy pick and place
* Built-in strain relief
* Low forward voltage drop
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: 0.102 grams
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
Ta=100 C
Typical Junction Capacitance (Note1)
Typical Thermal Resistance RqJL (Note 2)
Operating Temperature Range T
J
Storage Temperature Range T
STG
NOTES:
SM320B SM330B SM340B SM350B SM360B SM380B SM390B SM3100B
UNITS
20
14
20
30
21
30
40
28
40
50
35
50
3.0
100
60
42
60
80
56
80
90
63
90
100
70
100
V
V
V
A
A
V
mA
mA
pF
C/W
C
C
0.55
0.75
2.0
20
300
10
-65 +125
-65 +150
0.85
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Lead.
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SM320B THRU SM3100B
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
RATINGS AND CHARACTERISTIC CURVES
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
20V-100V
3.0A
SM320B THRU SM3100B
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
3.0
2.5
50
INSTANTANEOUS FORWARD CURRENT,(A)
0B
~S
M
34
~S
0B
M
36
0B
SM
35
2.0
1.5
1.0
0.5
10
3.0
1.0
SM
32
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
38
0B
~
SM
31
0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0.1
80
.01
.1
.3
.5
.7
0B
.9
0B
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
JUNCTION CAPACITANCE,(pF)
REVERSE LEAKAGE CURRENT, (mA)
10
1.0
Tj=75 C
.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
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