FMS SR3020, SR3030, SR3035, SR3040, SR3045 User Manual
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SR3020 THRU SR3060
30.0 AMP SCHOTTKY BARRIER RECTIFIERS
FEATURES
VOLTAGE RANGE
20 to 60 Volts
CURRENT
30.0 Amperes
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Epitaxial construction
MECHANICAL DATA
.120(3.05)
.115(2.92)
.840(21.34)
.820(20.83)
DIA.
.180(4.53)
.170(4.32)
.635(16.13)
.625(15.88)
.12(3.0)
.11(2.8)
TO-247
.320(8.13)
.310(7.87)
.170(4.32)
.150(3.81)
* 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
.800(20.32)
.770(19.56)
PIN 1
PIN 3
Positive CT
Suffix "C"
.050(1.27)
.045(1.14)
.225(5.7)
.205(5.2)
+
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 Ta=100 C
Typical Thermal Resistance RqJC (Note 1)
Operating
Storage Temperature Range TSTG
Temperature Range TJ
SR3020 SR3030 SR3035 SR3040 SR3045 SR3050 SR3060
20 30 35 40 45 50 60
14 21 24 28 31 35 42
20 30 35 40 45 50 60
30
300
0.65 0.75
10
100
1.4
-65 +125
-65 +150
.205(5.21)
.195(4.49)
30
PIN 1
PIN 3
Negative CT
Suffix "A"
-65 +150
.095
(2.4)
.030(0.8)
.020(0.5)
CASE
PIN 2
UNITS
mA
mA
C
C
C
V
V
V
A
A
V
/W
NOTES:
1. Thermal Resistance Junction to Case.
RATING AND CHARACTERISTIC CURVES (SR3020 THRU SR3060)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
30
25
20
15
10
5
AVERAGE FORWARD CURRENT,(A)
0
0 20 40 60 80 100 120 140 160 180 200
SR3
0
20~SR
SR3
0
5
0~
SR3
3
0
4
5
060
CASE TEMPERATURE,( C)
FIG.3 - TYPICAL REVERSE
CHARACTERISTICS
100
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
50
45
0
R3
10
5.0
1.0
302
SR
S
0~
30
R
S
60
R30
~S
50
Tj=25 C
Pulse Width 300us
1% Duty Cycle
0.1
INSTANTANEOUS FORWARD CURRENT,(A)
.01
.1 .2 .3 .4 .5 .6 .7 .8
FORWARD VOLTAGE,(V)
FIG.4-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
10
1.0
Tj=75 C
Tj=25 C
.1
REVERSE LEAKAGE CURRENT, (mA)
.01
0 20 40 60 80 100 120 140
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
500
400
300
200
100
PEAK FORWARD SURGE CURRENT,(A)
0
1 10 5
Tj=25 C
NUMBER OF CYCLES AT 60Hz
8.3ms Single Half
Sine Wave
JEDEC method
50
100
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