SR320-SR3200
3.0 AMP. Schottky Barrier Rectifiers
DO-201AD
Features
Low power loss, high efficiency. High current capability, Low VF. High reliability High surge current capability. Epitaxial construction. Guard-ring for transient protection. For use in low voltage, high frequency inventor, free wheeling, and polarity protection application
Mechanical Data
Cases: DO-201AD molded plastic Polarity: Color band denotes cathode High temperature soldering guaranteed: o 260 C/10 seconds/.375”,(9.5mm) lead lengths at 5 lbs., (2.3kg) tension Weight: 1.2grams
Dimensions in inches and (millimeters)
Rating at 25 C ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20%
Maximum Ratings and Electrical Characteristics o
Type Number
Maximum Recurrent Peak Reverse Voltage Maximum RMS Voltage Maximum DC Blocking Voltage Maximum Average Forward Rectified Current See Fig. 1
Symbol SR SR SR 320 330 340 VRRM 20 30 40 VRMS 14 21 28 VDC 20 30 40 I(AV)
SR SR SR 350 360 390 50 60 90 35 42 63 50 60 90 3.0
SR SR 3100 3150 100 150 70 105 100 150
SR Units 3200 200 V V 140 V 200 A
Maximum Instantaneous Forward Voltage @3.0A Maximum D.C. Reverse Current @ TA=25 oC at Rated DC Blocking Voltage @ TA=125 oC Typical Junction Capacitance (Note 2) Typical Thermal Resistance (Note 1) Operating Junction Temperature Range Storage Temperature Range
VF IR Cj RθJA RθJC TJ TSTG
0.55 0.5 10 200
0.70 5 130 50 15
0.85
0.95 0.1 2.0 72
V mA mA pF
o
C/W
o o
-65 to +125
-65 to +150 -65 to +150
C C
Notes:
1. Mount on Cu-Pad Size 16mm x 16mm on P.C.B. 2. Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
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SR320-SR3200
3.0 AMP. Schottky Barrier Rectifiers
RATINGS AND CHARACTERISTIC CURVES
FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE
4 100
FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT
PEAK FORWARD SURGE CURRENT AMPERES
8.3ms Single Half Sine Wave JEDEC Method 80
AVERAGE FORWARD CURRENT. AMPERES
3
0 20 R3 0-S 35 SR 40 R3 0-S 32 SR
60
2
40
1
20
0 0 25 50 75 100
o
0 125 150 175 LEAD TEMPERATURE. ( C)
1
2
4 6 8 10 20 NUMBER OF CYCLES AT 60Hz
40
60 80 100
FIG.4- TYPICAL REVERSE CHARACTERISTICS FIG.3- TYPICAL FORWARD CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT. (A)
50 Tj=125 0C 10
SR
320
-SR
340
INSTANTANEOUS REVERSE CURRENT. (mA)
10
1.0
360 -SR 350 R S
0 39 -S R3 10 0 50
1.0
SR
SR
31
.10
Tj=75 0C
Tj=25oC Pulse Width=300 s 1% Duty Cycle 0.1 .2 .3 .4 .5 .6 .7 FORWARD VOLTAGE. (V) .8 .9 1.0
.01
Tj=25 0C
FIG.5- TYPICAL JUNCTION CAPACITANCE
1000 600 400 SR320-340 SR350-3150 .001 0 200
SR 32 0-3 40
JUNCTION CAPACITANCE.(pF)
20 40 60 80 100 120 140 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
100 80 60 40 20
SR
35
0-3
SR
39
0-S
R3
20
0
TRANSIENT THERMAL IMPEDANCE. (OC/W)
60
100
FIG.6- TYPICAL TRANSIENT THERMAL CHARACTERISTICS
10
10
.1
.2
.4
1.0 2 4 10 REVERSE VOLTAGE. (V)
20
40
100
1
0.1
0.01
0.1
1 10 T, PULSE DURATION. (sec)
100
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