SR1620
THRU
SR1660
16.0 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
16.0 Amperes
TO-220
.412
(10.5)
MAX.
3.8
f
+.2
HOLE THRU
.180
(4.6)
.050
(1.27)
.108
(2.75)
.248
(6.3)
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: 2.24 grams
.051 MAX.
(1.3)
.040 MAX.
(1.0)
.100
(2.54)
PIN 1
PIN 3
Positive CT
Suffix "C"
.595
(15.1)
MAX.
.550
(14.0)
.158
(4.0) MIN.
MAX.
.120
(3.05)
+
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 8.0A
Maximum DC Reverse Current
Ta=25 C
at Rated DC Blocking Voltage
Typical Junction Capacitance (Note1)
Typical Thermal Resistance RqJC (Note 2)
Operating Temperature Range T
J
Storage Temperature Range T
STG
NOTES:
SR1620 SR1630
SR1635 SR1640 SR1645
SR1650 SR1660
UNITS
20
14
20
30
21
30
35
24
35
40
28
40
16
150
45
31
45
50
35
50
60
42
60
V
V
V
A
A
V
mA
mA
pF
C/W
C
C
0.65
10
100
700
3.0
-65
+125
-65
+150
-65
0.75
Ta=100 C
460
+150
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Case.
RATING AND CHARACTERISTIC CURVES (SR1620 THRU SR1660)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
24
20
5
SR
16
20
~S
R1
64
SR
1
65
0~
SR
1
66
0
50
INSTANTANEOUS FORWARD CURRENT,(A)
16
1
SR
12
8
4
0
0
20
40
60
80
10
5.0
CASE TEMPERATURE,( C)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
250
SR
16
20
R1
~S
65
0~
1
SR
66
100
64
5
0
1.0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
120
140
160
180
200
0.1
PEAK FORWARD SURGE CURRENT,(A)
200
.01
.1
.3
.5
.7
.9
1.1
1.3
1.5
FORWARD VOLT
AGE,(V)
150
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
100
50
FIG.5 - TYPICAL REVERSE
0
1
5
10
50
100
CHARACTERISTICS
100
NUMBER OF CYCLES AT 60Hz
FIG.4-TYPICAL JUNCTION CAPACITANCE
2800
2400
2000
1600
SR
JUNCTION CAPACITANCE,(pF)
REVERSE LEAKAGE CURRENT, (mA)
10
1.0
Tj=75 C
1200
800
400
0
162
0~S
R1
64
5
Tj=25 C
.1
SR1
650~
SR1
660
.01
.05
.1
.5
1
5
10
50
100
.01
0
20
40
60
80
100 120 140
REVERSE VOLTAGE,(V)
PERCENT OF RATED PEAK REVERSE VOLT
AGE,(%)
