Voltage: 20 - 100 Volts
Current: 3.0 Amps
SR320 Thru SR3100
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
Epitaxial construction
Mechanical data
Case: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Axial leads, solderable per MIL-STD-
202, method 208 guranteed
Polarity: Color band denotes cathode end
Weight: 1.10 grams
3.0 Amp Schottky Barrier Rectifiers3.0 Amp Schottky Barrier Rectifiers
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Maximum Ratings and Electrical Characterics
MDS0305002A Page 1
Rating 25 C ambient temperature uniess otherwies specified.
Single phase half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
1.0(25.4)
MIN.
1.0(25.4)
MIN.
.375(9.5)
.285(7.2)
.052(1.3)
.048(1.2)
DIA.
.220(5.6)
.197(5.0)
DIA.
DO-201AD
Dimensions in inches and (millimeters)
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Ambient Vertical PC Board Mounting 0.5"(12.7mm) Lead Length.
NOTES:
TYPE NUMBER
Maximum Recurrent Peak Reverse Voltage
Maximum RMS 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 3.0A
Maximum DC Reverse Current Ta=25 C
at Rated DC Blocking Voltage Ta=100 C
Typical Junction Capacitance (Note1)
A
A
V
mA
mA
pF
3.0
80
3.0
30
20
-65 +125
-65 +150
-65 +150
0.55 0.70
250
SR320 SR330 SR340 SR350 SR360 SR380 SR3100 UNITS
20 30 40 50 60 80 100 V
20 30 40 50 60 80 100 V
14 21 28 35 42 56 70 V
0.70 0.85
Operating
Storage Temperature Range TSTG
Temperature Range TJ C
C
C/W
Rating and Characteristic Curves (SR320 Thru SR3100)
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MDS0305002A Page 2
3.0 Amp Schottky Barrier Rectifiers3.0 Amp Schottky Barrier Rectifiers
0.1
1.0
.01
10
50
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.4-TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE,(V)
JUNCTION CAPACITANCE,(pF)
INSTANTANEOUS FORWARD CURRENT,(A)
FORWARD VOLTAGE,(V)
Pulse Width 300us
1% Duty Cycle
0.5
1.0
1.5
2.0
2.5
3.0
700
600
500
400
300
200
100
0 .01 .05 .1 .5 1 5 10 50 100
.1 .3 .5 .7 .9 1.1 1.3 1.5
3.0
.1
1.0
10
100
FIG.5 - TYPICAL REVERSE
CHARACTERISTICS
REVERSE LEAKAGE CURRENT, (mA)
0 20 40 60 80 100 120 140
.01
Tj=75 C
Tj=100 C
Tj=125 C
SR320~SR340
SR350~SR3100
SR350~SR360
SR380~SR3100
SR320~SR340
Tj=25 C
Tj=25 C
Tj=50 C
AMBIENT TEMPERATURE,( C)
0
0 20 40 60 80 100 120 140 160 180 200
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWAARD SURGE CURRENT,(A)
0
40
20
60
100
80
NUMBER OF CYCLES AT 60Hz
1 10 5 50 100
Tj=25 C 8.3ms Single Half
Sine Wave
JEDEC method
