SM120B THRU SM1100B
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
FEATURES
20V-100V
1.0A
* 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 unless otherwise specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Working Peak Reverse Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
See Fig. 1
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 1.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Ta=100 C
Typical Junction Capacitance (Note1)
Typical Thermal Resistance R
q
JA (Note 2)
Operating Temperature Range T
J
Storage Temperature Range T
STG
NOTES:
SM120B
20
20
20
SM140B
40
40
40
1.0
35
SM160B
60
60
60
SM1100B
100
100
100
UNITS
V
V
V
A
A
V
mA
mA
pF
C/W
C
C
0.45
0.52
0.1
6
110
0.65
0.83
50
-50
~
+150
-65
~
+175
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Ambient.
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SM120B THRU SM1100B
SURFACE MOUNT SCHOTTKY BARRIER RECTIFIERS
RATINGS AND CHARACTERISTIC CURVES
20V-100V
1.0A
SM120B THRU SM1100B
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
1.2
1.0
50
INSTANTANEOUS FORWARD CURRENT,(A)
0.8
SM
SM
3.0
1.0
SM
0.4
0.2
12
0
B
SM
16
SM
11
0
0
B
0
20
40
60
80
100
120
140
160
180
200
AMBIENT TEMPERATURE ( C)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
50
0
B
~S
M
0.6
10
14
0
B
16
12
M
~S
0
B
14
0
B
0
B
M
~S
0
11
0
B
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0.1
40
.01
.1
.3
.5
.7
.9
1.1
1.3
1.5
FORWARD VOLT
AGE,(V)
30
8.3ms Single Half
20
Tj=25 C
Sine Wave
JEDEC method
10
FIG.5 - TYPICAL REVERSE
0
1
5
10
50
100
CHARACTERISTICS
100
NUMBER OF CYCLES AT 60Hz
FIG.4-TYPICAL JUNCTION CAPACITANCE
350
300
250
200
150
100
50
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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