20 AMP SCHOTTKY BARRIER RECTIFIERS
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
.375"(9.5mm) Lead Length at Tc=105 C
Peak Forward Surge Current, 8.3 ms single half sine-wave
superimposed on rated load (JEDEC method)
Maximum Instantaneous Forward Voltage at 10A
Maximum DC Reverse Current Ta=25 C
at Rated DC Blocking Voltage Ta=125 C
Typical Junction Capacitance (Note1)
20
200
0.02
10
2.0
-55 +150
-55 +175
A
A
V
mA
mA
pF
NOTES:
1. Measured at 1MHz and applied reverse voltage of 4.0V D.C.
2. Thermal Resistance Junction to Ambient Vertical PC Board Mounting 0.5"(12.7mm) Lead Length.
SR20200
0.90
VOLTAGE RANGE
200 Volts
CURRENT
20 Ampere
UNITS
Typical Thermal Resistance RqJA (Note 2)
350
SR20200
Operating
Storage Temperature Range TSTG
Temperature Range TJ C
C
C/W
V
V
V
200
200
140
TO-220
Dimensions in inches and (millimeters)
.412
.248
.180
.050
.120
.158
.595
.550
.100
.051
.040
.108
(10.5)
(6.3)
(4.6)
(1.27)
(3.05)
(4.0)
(15.1)
(14.0)
(2.54)
(1.3)
(1.0)
(2.75)
MAX.
MAX.
MAX.
MIN.
MAX.
MAX.
3.8 +.2
HOLE THRU
f
+
PIN 1 PIN 1
PIN 3 PIN 3
PIN 2 PIN 2
CASE CASE
Positive CT
Suffix "C"
Negative CT
Suffix "A"
FEATURES
MECHANICAL DATA
* Low forward voltage drop
* High current capability
* High reliability
* High surge current capability
* Epitaxial construction
* 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
0.1
1.0
.01
10
50
RATING AND CHARACTERISTIC CURVES (SR20200)
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
FIG.4-TYPICAL JUNCTION CAPACITANCE
REVERSE VOLTAGE,(V)
JUNCTION CAPACITANCE,(pF)
INSTANTANEOUS FORWARD CURRENT,(A)
FORWARD VOLTAGE,(V)
Pulse Width 300us
1% Duty Cycle
1000
1200
1400
800
600
400
200
0 .01 .05 .1 .5 1 5 10 50 100
.1 .3 .5 .7 .9 1.1 1.3 1.5
5.0
.1
1.0
10
100
FIG.5 - TYPICAL REVERSE
CHARACTERISTICS
REVERSE LEAKAGE CURRENT, (mA)
0 20 40 60 80 100 120 140
.01
Tj=75 C
Tj=25 C
Tj=25 C
100
50
0
150
250
200
NUMBER OF CYCLES AT 60Hz
1 10 5 50 100
Tj=25 C 8.3ms Single Half
Sine Wave
JEDEC method
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FIG.2-TYPICAL FORWARD
CHARACTERISTICS
PEAK FORWARD SURGE CURRENT,(A)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
AVERAGE FORWARD CURRENT,(A)
4
8
12
16
20
24
0
0 20 40 60 80 100 120 140 160 180 200
CASE TEMPERATURE,( C)
