SR820CT THRU SR8A0CT
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 100 Volts
Forward Current - 8.0 Amperes
TO-220AB
0.415(10.54)
MAX
0.154(3.91)
DIA
0.148(3.74)
0.185(4.70)
0.175(4.44)
0.057(1.45)
0.051(1.30)
0.113(2.87)
0.103(2.62)
0.145(3.68)
0.135(3.43)
0.410(10.41)
0.390(9.91)
PIN
1
2
3
0.160 (4.05)
0.140 (3.55)
0.635(16.13)
0.625(15.87)
0.350(8.89)
0.330(8.38)
1.148(29.16)
1.118(28.40)
0.590(14.22)
0.530(13.46)
0.037(0.94)
0.027(0.68)
0.105 (2.67)
0.095 (2.41)
0.205 (5.20)
0.195 (4.95)
0.560(14.2)
0.530(13.4)
FEATURES
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
Construction utilizes void-free
molded plastic technique
Low reverse leakage
High forward surge current capability
High temperature soldering guaranteed:
250 C,0.25
”
(6.35mm) from case for 10 seconds
0.110(2.79)
0.100(2.54)
MECHANICAL DATA
0.022(0.58)
0.014(0.35)
PIN 2
CASE
0.105 (2.67)
0.095 (2.41)
PIN 1
PIN 3
Dimensions in inches and (millimeters)
Case:
TO-220AB molded plastic body
Terminals:
Leads solderable per MIL-STD-750,
Method 2026
Polarity:
As marked
Mounting Position:
Any
Weight:0.080
ounce, 2.24 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25 C ambient temperature unless otherwise specified.
Single phase half-wave 60Hz,resistive or inductive load,for capacitive load current derate by 20%.
MDD Catalog Number
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
(see fig.1)
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 8.0A
Maximum DC reverse current
T
A
=25 C
at rated DC blocking voltage
T
A
=100 C
Typical junction capacitance (NOTE 1)
Typical thermal resistance (NOTE 2)
Operating junction temperature range
Storage temperature range
SYMBOLS
SR SR
SR
SR
SR
SR
SR
SR
SR
SR
820CT 830CT 840CT 845CT 850CT 860CT 870CT 880CT 890CT 8A0CT
UNITS
VOLTS
VOLTS
VOLTS
Amps
V
RRM
V
RMS
V
DC
I
(AV)
20 30
14 21
20 30
40 45
28 32
40 45
50
35
50
60 70
42 49
60 70
8.0
80
56
80
90 100
63 70
90 100
I
FSM
V
F
I
R
C
J
R
θ
JC
T
J
T
STG
0.65
15.0
300
150.0
0.75
1.0
50.0
250
3.0
-65 to +125
-65 to +150
-65 to +150
0.85
Amps
Volts
mA
pF
C/W
C
C
Note:1.Measured
at 1MHz and applied reverse voltage of 4.0V D.C.
2.Thermal resistance from junction to case
MDD ELECTRONIC
RATINGS AND CHARACTERISTIC CURVES SR820CT THRU SR8A0CT
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 1- FORWARD CURRENT DERATING CURVE
10
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
150
8
125
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
6
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
100
4
75
2
SR820CT-SR845CT
SR850CT-SR8A0CT
0
25
50
75
100
125
150
175
50
0
25
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
50
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
100
INSTANTANEOUS FORWARD
CURRENT,AMPERES
10
10
TJ=100 C
1
1
T
J
=25 C
PULSE WIDTH=300
µs
1%DUTY CYCLE
TJ=75 C
0.1
0.1
SR820CT-SR845CT
SR850CT-SR860CT
SR870CT-SR8A0CT
0.2
0.4
0.6
0.8
1.0
1.1
0.01
TJ=25 C
0.01
0.001
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 5-TYPICAL JUNCTION CAPACITANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
100
JUNCTION CAPACITANCE, pF
2000
1000
T
J
=25 C
10
100
1
SR820CT-SR845CT
SR850CT-SR8A0CT
10
0.1
1.0
10
100
0.1
0.01
0.1
1
10
100
REVERSE VOLTAGE,VOLTS
t,PULSE DURATION,sec.
MDD ELECTRONIC
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