SR202
THRU
SR210
2.0 AMPS. Schottky Barrier Rectifiers
Voltage Range
20 to 100 Volts
Current
2.0 Amperes
Features
Low forward voltage drop
High current capability
High reliability
High surge current capability
DO-15
Mechanical Data
Cases: DO-15 molded plastic
Epoxy: UL 94V-O rate flame retardant
Lead: Axial leads, solderable per
MIL-STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode end
High temperature soldering guaranteed:
260
O
C/10 seconds/.375”,(9.5mm) lead
lengths at 5 lbs., (2.3kg) tension
Weight: 0.4 gram
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol
SR SR SR SR SR SR SR
Type Number
202 203 204 205 206 209 210
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 @2.0 A
Maximum D.C. Reverse Current @ T
A
=25℃
at Rated DC Blocking Voltage @ T
A
=100℃
Typical Thermal Resistance (Note 1)
Typical Junction Capacitance (Note 2)
Operating Junction Temperature Range
Units
V
V
V
A
A
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
20
14
20
30
21
30
40
28
40
50
35
50
2.0
50
60
42
60
90
63
90
100
70
100
0.55
0.5
20
0.70
0.85
0.1
-
65
75
R
θ
JA
Cj
120
85
T
J
-65 to +150
Storage Temperature Range
T
STG
-65 to +150
Notes: 1. Mount on Cu-Pad Size 10mm x 10mm on P.C.B.
2. Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
V
mA
mA
℃/W
pF
℃
℃
- 94 -
RATINGS AND CHARACTERISTIC CURVES (SR202 THUR SR210)
FIG.1- FORWARD CURRENT DERATING CURVE
INSTANTANEOUS FORWARD CURRENT. (A)
2.0
FIG.2- TYPICAL FORWARD CHARACTERISTICS
20
10
AVERAGE FORWARD CURRENT. (A)
20
SR
SR
5-
20
SR
2-
20
SR
1.0
1.0
Tj=25oC
Pulse Width=300 s
1% Duty Cycle
0.5
0
0
25
50
75
100
o
0.1
125
150
175
.1
.3
.5
LEAD TEMPERATURE. ( C)
.7
.9
1.1
1.3
FORWARD VOLTAGE. (V)
1.5
1.7
1.9
2.1
FIG.3- TYPICAL REVERSE CHARACTERISTICS
100
400
FIG.4- TYPICAL JUNCTION CAPACITANCE
200
JUNCTION CAPACITANCE.(pF)
SR
20
9-
SR
21
1.5
20
6
SR
20
5-S
R2
10
R2
04
SR
20
2-S
4
0
INSTANTANEOUS REVERSE CURRENT. (mA)
10
Tj=125 C
0
SR
100
80
60
40
SR
202
20
-SR
5-S
204
R2
06
SR2
09-S
R21
0
1.0
Tj=75 C
0
20
.10
10
0.1
0.4
1.0
4
10
40
80
REVERSE VOLTAGE. (V)
Tj=25
0
C
.01
50
FIG.5- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
.001
40
CURRENT. (A)
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE. (%)
30
10
0
1
2
4
6
8 10
20
40
60 80 100
NUMBER OF CYCLES AT 60Hz
- 95 -
MCU
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