SR220 thru SR2100
Axial Lead Schottky Barrier Rectifiers
P b
Lead(Pb)-Free
Features:
* Low forward voltage drop.
* High current capability.
* High reliability.
* High surge current capability.
* Epitaxial construction.
GENERAL PURPOSE
RECTIFIERS
2.0 AMPERES
20-100 VOLTS
Mechanical Data:
* Case: Molded plastic.
* Epoxy: UL 94V-0 rate flame retardant.
* Lead: Axial leads, solderable per MIL-STD-202,
method 208 guranteed.
* Polarity: Color band denotes cathode end.
* Mounting position: Any.
* Weight: 0.34 grams.
DO-41
DO-41 Outline Dimensions
Axial Device (Through-Hole)
WEITRON
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SR220 thru SR2100
Maximum Rating
Characteristic
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
Peak forward surge current 8.3mS single
half sine-wave superimposed on rated load
Typical thermal resistance
1
Operating junction temperature range
storage temperature range
Symbol
V
RRM
V
RMS
V
DC
I
AV
I
FSM
R
θJA
T
J
T
STG
SR220 SR230 SR240 SR250 SR260 SR280 SR2100
Uuits
V
V
V
A
20
14
20
30
21
30
40
28
50
50
35
50
2.0
60
42
60
80
56
80
100
70
100
50
35
-55 to +125
-65 to +150
A
°C/W
°C
°C
Electrical Characteristic
Characteristic
Maximum Instanatneous Forward Voltage
I
F
=2.0A
Maximum DC Reverse Current
Rated DC Blocking Voltage, T
A
=25°C
T
A
=100°C
Typical Junction Capacitance
Symbol
V
F
I
R
C
P
SR220 SR230 SR240 SR250 SR260 SR280 SR2100
Uuits
V
0.55
0.70
2.0
20
170
0.85
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.
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SR220 thru SR2100
Ratings and Characteristics Curves
AVERAGE FORWARD CURRENT,(A)
2.4
2.0
1.6
1.2
0.8
0.4
0
0
20
40
60
80
100
120
140
160
180
200
50
INSTANTANEOUS FORWARD CURRENT,(A)
2
SR
2
SR
20
4
R2
~S
0
3.0
1.0
AMBIENT TEMPERATURE,(°C)
FIG.1-TYPICAL FORWARD CURRENT DERATING CURVE
SR
22
SR
0~
SR
25
0~
24
SR
SR
0
28
26
0~
0
SR
21
00
Tj=25 C
Pulse Width 300us
1% Duty Cycle
10
50
~S
1
R2
00
0.1
PEAK FORWARD SURGE CURRENT,(A)
50
40
30
Tj=25 C
8.3ms Single Half
Sine Wave
JEDEC method
0.01
0.1
0.3
0.5
0.7
0.9
1.1 1.3
1.5
FORWARD VOLT
AGE,(V)
20
FIG.2-TYPICAL FORWARD
10
0
1
105
50
100
NUMBER OF CYCLES AT 60Hz
FIG.3-MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
100
700
600
500
400
300
200
100
0
0.01
JUNCTION CAPACITANCE,(pF)
REVERSE LEAKAGE CURRENT, (mA)
10
1.0
Tj=75 C
.1
Tj=25 C
0.05
0.1
0.5
1
5
10
50
100
.01
0
20
40
60
80
100 120 140
REVERSE VOLTAGE,(V)
PERCENT OF RATED PEAK REVERSE VOLTAGE,(%)
FIG.4-TYPICAL JUNCTION CAPACITANCE
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
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