SR2020C THRU SR20A0C
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage -
20 to 100 Volts
TO-220AB
0.415(10.54)
MAX
0.154(3.91)
DIA
0.148(3.74)
0.185(4.70)
0.175(4.44)
0.055(1.27)
0.045(1.14)
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)
Forward Current -
20.0 Amperes
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)
0.105 (2.67)
0.095 (2.41)
PIN 1
PIN 3
PIN 2
CASE
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:0.08
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%.
SYMBOLS
2020C 2030C 2040C 2045C 2050C 2060C 2070C 2080C 2090C 20A0C
SR
SR
SR
SR
SR
SR
SR
SR
SR
SR
UNITS
VOLTS
VOLTS
VOLTS
Amps
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
at Tc(see fig.1)
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 10.0A
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
V
RRM
V
RMS
V
DC
I
(AV)
20
14
20
30
21
30
40
28
40
45
32
45
50
35
50
60
42
60
20.0
70
49
70
80
56
80
90
63
90
100
70
100
I
FSM
V
F
I
R
C
J
R
q
JC
T
J
T
STG
0.65
15.0
550
150.0
0.75
1.0
50.0
450
2.0
-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
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RATINGS AND CHARACTERISTIC CURVES SR2020C THRU SR20A0C
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
FIG. 1- FORWARD CURRENT DERATING CURVE
£PEAK FORWARD SURGE CURRENT,
AMPERES
20
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
150
16
125
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
12
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
100
8
75
4
SR2020C-SR2045C
SR2050C-SR20A0C
0
0
25
50
75
100
125
150
175
50
25
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
100
50
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
INSTANTANEOUS FORWARD
CURRENT,AMPERES
10
10
TJ=100 C
1
1
T
J
=25 C
PULSE WIDTH=300
ms
1%DUTY CYCLE
TJ=75 C
0.1
0.1
SR2020C-SR2045C
SR2050C-SR2060C
SR2070C-SR20A0C
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 VOLEAGE,
VOLTS
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 5-TYPICAL JUNCTION CAPACITANCE
2000
1000
T
J
=25 C
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
100
JUNCTION CAPACITANCE, pF
10
100
1
SR2020C-SR2045C
SR2050C-SR20A0C
10
0.1
1.0
10
100
0.1
0.01
0.1
1
10
100
REVERSE VOLTAGE,VOLTS
t,PULSE DURATION,sec.
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