1S20
THRU
1SA0
1.0 Amp Schottky
Barrier Rectifier
20 to 100 Volts
Features
Plastic package has Underwriters Laboratory Flammability
Classification 94V-0
Low power loss, high efficiency
High current capability, Low forward voltage drop
High surge capability
Metal silicon junction, majority carrier conduction
Maximum Ratings
Operating Temperature: -55
C to +125
C
Storage Temperature: -55
C to +150
C
Maximum Thermal Resistance: 50
o
C/W Junction to Lead
MCC
Part Number
Maximum
Recurrent
Peak Reverse
Voltage
Maximum
RMS
Voltage
Maximum DC
Blocking
Voltage
1S20 20V 14V 20V
1S30 30V 21V 30V
1S40 40V 28V 40V
1S50 50V 35V 50V
1S60 60V 42V 60V
1S80 80V 56V 80V
1SA0 100V 70V 100V
Electrical Characteristics @ 25
C Unless Otherwise Specified
Average Forward
Current I
F(AV)
1.0 A T
C
= 75
C
Peak Forward Surge
Current I
FSM
35A 8.3ms, half sine
Maximum
Instantaneous
Forward Voltage
1S20-1S40
1S50-1S60
1S80-1SA0
V
F
0.55V
0.70V
0.85V
I
FM
= 1.0A;
T
C
= 25
C
Maximum DC
Reverse Current At
Rated DC Blocking
Voltage
I
R
0.5mA
10mA
T
C
= 25
C
T
C
= 100
C
Typical Junction
Capacitance C
J
110pF
Measured at
1.0MHz, V
R
=4.0V
Pulse Test: Pulse width 300 usec, Duty cycle 1%.
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MIN MAX MIN MAX
A 0.116 0.140 2.90 3.50
B 0.091 0.102 2.30 2.60
C 0.020 0.024 0.50 0.60
D 0.787 ----- 20.00 -----
DIMENSIONS
DIM
INCHES
MM
NOTE
A
B
D
D
C
Cathode Mark
R-1
omponents
21201 Itasca Street Chatsworth
!"#
$
% !"#
M C C
Average Forward Rectified Current Per Leg - Amperes versus
Case Temperature -
C
Figure 3
Forward Derating Curve
0
150
25
50
75
100
0
7
14
21
Single Phase, Half Wave
60Hz Resistive or Inductive Load
Amps
C
125
28
35
42
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Volts
Figure 1
Typical Forward Characteristics @ T
J
= 25
C
10
Amps
0.2
0.4
0.6
0.8
1.0
1.2
0.01
0.1
1
25
C
Volts
1S20-1S40
1S50-1SA0
Instantaneous Forward Current - Amperes versus
Instantaneous Forward Voltage - Volts
Figure 2
Typical Forward Characteristics @ T
J
= 125
C
10
Amps
0.2
0.4
0.6
0.8
1.0
1.2
0.01
0.1
1
125
C
Volts
1S20-1S40
1S50-1SA0
1S20 thru 1SA0
M C C
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1
100
4
0
10
20
30
8
Figure 5
Peak Forward Surge Current
Peak Forward Surge Current - Amperes versus
Number Of Cycles At 60Hz - Cycles
Amps
Cycles
2
6
10
20
60
80
40
40
50
60
Figure 4
Typical Reverse Characteristics
Instantaneous Reverse Leakage Current - Amperes versus
Percent Of Rated Peak Reverse Voltage - Volts
Volts
4
6
20
10
Amps
0
100
20
40
60
80
.01
.02
.04
.06
.1
.2
.4
.6
1
2
T
J
=75
C
40
60
100
140
T
J
=125
C
1S20-1S40
1S50-1SA0
1S20 thru 1SA0
M C C
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.com
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