SR320 THRU SR3100
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage -
20 to 100 Volts
DO-201AD
Forward Current -
3.0 Amperes
FEATURES
1.0 (25.4)
MIN.
0.210 (5.3)
0.190 (4.8)
DIA.
0.375 (9.50)
0.285(7.20)
The plastic package carries Underwriters Laboratory
Flammability Classification 94V-0
Metal silicon junction,majority carrier conduction
Low power loss,high efficiency
High forward surge current capability
High temperature soldering guaranteed:
250 C/10 seconds,0.375
”
(9.5mm) lead length,
5 lbs. (2.3kg) tension
1.0 (25.4)
MIN.
0.052 (1.32)
0.048 (1.22)
DIA.
MECHANICAL DATA
Case:
JEDEC DO-201AD molded plastic body
Terminals:
Plated axial leads, solderable per MIL-STD-750,
Method 2026
Polarity:
Color band denotes cathode end
Mounting Position:
Any
Weight:0.04
ounce, 1.10 grams
Dimensions in inches and (millimeters)
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
SR SR
320 330
SR340SR SR
350 360
SR
370
SR
380
SR
390
SR
3100
UNITS
VOLTS
VOLTS
VOLTS
Amps
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current
0.375”(9.5mm) lead length(see fig.1)
Peak forward surge current
8.3ms single half sine-wave superimposed on
rated load (JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
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
50
35
50
60
42
60
3.0
70
49
70
80
56
80
90
63
90
100
70
100
I
FSM
V
F
I
R
C
J
R
q
JA
T
J
T
STG
0.55
20.0
250
-65 to +125
80.0
0.70
3.0
10.0
160
40.0
-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 ambient at 0.375”(9.5mm)lead length,P.C.B. mounted
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RATINGS AND CHARACTERISTIC CURVES SR320 THRU SR3100
AVERAGE FORWARD RECTIFIED CURRENT,
AMPERES
FIG. 1- FORWARD CURRENT DERATING CURVE
£PEAK FORWARD SURGE CURRENT,
AMPERES
3
FIG. 2-MAXIMUM NON-REPETITIVE PEAK FORWARD
SURGE CURRENT
80
2.4
64
1.8
Single Phase
Half Wave 60Hz
Resistive or
inductive Load
48
1.2
32
0.6
SR320-SR340
SR350-SR3A0
0
25
50
75
100
125
150
175
16
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0
0
1
10
100
AMBIENT TEMPERATURE, C
NUMBER OF CYCLES AT 60 Hz
FIG. 3-TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
20
1,000
10
FIG. 4-TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
INSTANTANEOUS FORWARD
CURRENT,AMPERES
100
TJ=100 C
1
T
J
=25 C
PULSE WIDTH=300
ms
1%DUTY CYCLE
10
TJ=75 C
0.1
SR320-SR340
SR350-SR360
SR370-SR3A0
0.2
0.4
0.6
0.8
1.0
1.1
1
0.01
0.1
TJ=25 C
0.01
0
20
40
60
80
100
INSTANTANEOUS FORWARD VOLEAGE,
VOLTS
PERCENT OF PEAK REVERSE VOLTAGE,%
FIG. 5-TYPICAL JUNCTION CAPACITANCE
TRANSIENT THERMAL IMPEDANCE,
C/W
2000
1000
100
FIG. 6-TYPICAL TRANSIENT THERMAL IMPEDANCE
JUNCTION CAPACITANCE, pF
SR320-SR340
SR350-SR3A0
10
100
1
T
J
=25 C
0.1
0.01
0.1
1
10
100
10
0.1
1.0
10
100
REVERSE VOLTAGE,VOLTS
t,PULSE DURATION,sec.
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