8.0A Schottky Barrier Rectifiers
SR820-SR860
TO-220AC
.185(4.70)
.175(4.44)
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
Epitaxial construction
.113(2.87)
.103(2.62)
.412(10.5)
MAX
DIA
.154(3.91)
.148(3.74)
.27(6.86)
.23(5.84)
.594(15.1)
.587(14.9)
.055(1.40)
.045(1.14)
PIN1
.16(4.06)
.14(3.56)
2
.11(2.79)
.10(2.54)
.56(14.22)
.53(13.46)
.037(0.94)
.027(0.68)
Mechanical Data
Case: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Polarity: As Marked
Mounting position: Any
Weight: 2.24 grams
.205(5.20)
.195(4.95)
.025(0.64)
.014(0.35)
PIN 1
PIN 2
CASE
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25
o
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, 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 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:
SR820 SR830 SR835 SR840 SR845 SR850 SR860 UNITS
20
30
35
40
45
50
60
V
V
14
21
24
28
31
35
42
V
20
30
35
40
45
50
60
8.0
150
0.65
5.0
50
700
3.0
-65
+125
-65
+150
-65
+150
460
0.75
A
A
V
mA
mA
pF
C/W
C
C
Ta=100 C
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Case.
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8.0A Schottky Barrier Rectifiers
RATING AND CHARACTERISTIC CURVES
SR820-SR860
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
12
10
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
50
INSTANTANEOUS FORWARD CURRENT,(A)
82
SR
0~
SR
84
5
8
8
SR
6
4
2
0
0
20
40
60
80
10
5.0
100
120
140
160
180
200
1.0
Tj=25 C
Pulse Width 300us
1% Duty Cycle
CASE TEMPERATURE,( C)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
250
0.1
PEAK FORWARD SURGE CURRENT,(A)
200
.01
.1
.3
.5
SR
85
0~
SR
8
60
SR
82
0~
SR
84
5
50
R8
~S
60
.7
.9
1.1
1.3
1.5
150
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
FORWARD VOLT
AGE,(V)
100
50
FIG.5 - TYPICAL REVERSE
0
1
5
10
50
100
100
CHARACTERISTICS
NUMBER OF CYCLES AT 60Hz
2800
2400
2000
1600
1200
800
400
0
SR8
JUNCTION CAPACITANCE,(pF)
REVERSE LEAKAGE CURRENT, (mA)
FIG.4-TYPICAL JUNCTION CAPACITANCE
10
1.0
Tj=75 C
SR
820
~S
R8
45
.1
Tj=25 C
50~S
R860
.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,(%)
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