SR3020
THRU
SR3060
30.0 AMP SCHOTTKY BARRIER RECTIFIERS
VOLTAGE RANGE
20 to 60 Volts
CURRENT
FEATURES
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Epitaxial construction
.120(3.05)
DIA.
.115(2.92)
.180(4.53)
.170(4.32)
.840(21.34)
.170(4.32)
.150(3.81)
30.0 Amperes
.635(16.13)
TO-247
.205(5.21)
.195(4.49)
.625(15.88)
.320(8.13)
.310(7.87)
30
MECHANICAL DATA
* Case: Molded plastic
* Epoxy: UL 94V-0 rate flame retardant
* Lead: Lead solderable per MIL-STD-202,
method 208 guranteed
* Polarity: As Marked
* Mounting position: Any
* Weight: 5.60 grams
.820(20.83)
.12(3.0)
.11(2.8)
.095
(2.4)
.800(20.32)
.770(19.56)
.050(1.27)
.045(1.14)
.225(5.7)
.205(5.2)
.030(0.8)
.020(0.5)
PIN 1
PIN 3
Positive CT
Suffix "C"
+
CASE
PIN 2
PIN 1
PIN 3
Negative CT
Suffix "A"
CASE
PIN 2
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
See Fig. 1
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage per Leg at 15.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Typical Thermal Resistance R
θ
JC (Note 1)
Operating Temperature Range T
J
Storage Temperature Range T
STG
NOTES:
SR3020 SR3030 SR3035 SR3040 SR3045 SR3050 SR3060
UNITS
20
14
20
30
21
30
35
24
35
40
28
40
30
300
45
31
45
50
35
50
60
42
60
V
V
V
A
A
V
mA
mA
C/W
C
C
0.65
10
100
1.4
-65
+125
-65
-65
+150
0.75
Ta=100 C
+150
1. Thermal Resistance Junction to Case.
40
RATING AND CHARACTERISTIC CURVES (SR3020 THRU SR3060)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
30
25
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
50
INSTANTANEOUS FORWARD CURRENT,(A)
04
5
20
3
SR
0
0
20
40
60
80
100
120
140
160
180
200
1.0
CASE TEMPERATURE,( C)
SR
30
5
0.1
.01
.1
.2
.3
.4
.5
50
~S
Tj=25 C
Pulse Width 300us
1% Duty Cycle
R3
06
10
5.0
SR
3
02
15
0~
10
SR
3
0
FIG.3 - TYPICAL REVERSE
CHARACTERISTICS
100
PEAK FORWARD SURGE CURRENT,(A)
500
SR
30
20
R3
~S
04
5
05
0~
3
SR
06
0
.6
.7
.8
FORWARD VOLTAGE,(V)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
REVERSE LEAKAGE CURRENT, (mA)
10
400
300
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
1.0
Tj=75 C
200
100
Tj=25 C
.1
0
1
5
10
50
100
NUMBER OF CYCLES AT 60Hz
.01
0
20
40
60
80
100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
41
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