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SR1620 THRU SR1660
16.0 AMPS. Schottky Barrier Rectifiers
Voltage Range 20 to 60 Volts Current 16.0 Amperes
Features
Low forward voltage drop High current capability High reliability High surge current capability
TO-220
Mechanical Data
Cases: TO-220 molded plastic Epoxy: UL 94V-O rate flame retardant Terminals: Leads solderable per MIL-STD-202, Method 208 guaranteed Polarity: As marked High temperature soldering guaranteed: 260OC/10 seconds.25",(6.35mm) from case. Weight: 2.24 grams
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25ambient temperature unless otherwise specified. Single phase, half wave, 60 Hz, resistive or inductive load. For capacitive load, derate current by 20% Symbol SR SR 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 @ 8.0A Maximum D.C. Reverse Current @ Tc=25 at Rated DC Blocking Voltage @ Tc=100 Typical Thermal Resistance (Note 1) Typical Junction Capacitance (Note 2)
VRRM VRMS VDC I(AV) IFSM VF IR
1620 20 14 20
1630 30 21 30
SR 1640 40 28 40 16.0 200
SR 1650 50 35 50
SR 1660 60 42 60
Units
V V V A A
0.55 0.5 50 2.5
0.70
V mA mA /W pF
RJC Cj 440 320 Operating Junction Temperature Range TJ -65 to +125 -65 to +150 Storage Temperature Range TSTG -65 to +150 Notes: 1. Mounted on Heatsink Size of 2 in x 3 in x 0.25 in Al-Plate 2. Measured at 1MHz and Applied Reverse Voltage of 4.0V D.C.
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RATINGS AND CHARACTERISTIC CURVES (SR1620 THRU SR1660)
FIG.1- MAXIMUM FORWARD CURRENT DERATING CURVE
PEAK FORWARD SURGE CURRENT. (A)
20.0
300 250 200 150 100 50 0
FIG.2- MAXIMUM NON-REPETITIVE FORWARD SURGE CURRENT PER LEG
AVERAGE FORWARD CURRENT. (A)
16.0
SR 16
40 -16 20 16 SR
12.0
50 -16 60
8.0
4.0
0
0
50
100
o
150
1
2
5
10
20
50
100
CASE TEMPERATURE. ( C)
NUMBER OF CYCLES AT 60Hz
10
FIG.3- TYPICAL REVERSE CHARACTERISTICS PER LEG
Tj=10
0 0C
50
FIG.4- TYPICAL FORWARD CHARACTERISTICS PER LEG
INSTANTANEOUS REVERSE CURRENT. (mA)
INSTANTANEOUS FORWARD CURRENT. (A)
20
-1
64
1.0
0
10
16
SR
.10
Tj=7
0 5C
1.0
.01
T
0 C j=25
.001 0
20 40 60 80 100 120 PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
140
0.1 .2
.3
.4
.5
SR
.6
16
50
.7
-1
66
0
.8
.9
1.0
1.1
INSTANTANEOUS FORWARD VOLTAGE. (V)
FIG.5- TYPICAL JUNCTION CAPACITANCE PER LEG
4000
2000
CAPACITANCE.(pF)
1000 800 600 400
SR1
620
-164
0
SR1
650
-166
0
200
100
.1
.4
1.0
4
10
40
80 100
REVERSE VOLTAGE. (V)
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