SB320 THRU SB360
MEDIUM CURRENT SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 60 Volts
Forward Current - 3.0 Amperes
FEATURES
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
Metal to silicon rectifier, majority
carrier conduction
Low power loss,
high efficiency
High current capability,
low V
F
High surge capacity
Epitaxial construction
Guardring for transient protection
For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
High temperature soldering guaranteed:
250C/10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3 kg) tension
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
Mounting Position: Any
Weight: 0.04 ounces, 1.12 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25C ambient temperature unless otherwise specified.
SYMBOLS
SB320
SB330
SB340
SB350
SB360
UNITS
Maximum repetitive peak reverse voltage
V
RRM
20
30
40
50
60
Volts
Maximum RMS voltage
V
RMS
14
21
28
35
42
Volts
Maximum DC blocking voltage
V
DC
20
30
40
50
60
Volts
Maximum average forward rectified current at
0.375" (9.5mm) lead length
(SEE FIG. 1)
I
(AV)
3.0
Amps
Peak forward surge current, 8.3ms single
half sine-wave superimposed on rated load
I
FSM
80.0
Amps
(JEDEC Method)
Maximum instantaneous forward voltage at 3.0A
(NOTE 1)
V
F
0.50
0.74
Volts
Maximum instantaneous reverse current at rated
DC blocking voltage
(NOTE 1)
T
A
=25C
I
R
0.5
mA
T
A
=100C
20.0
10.0
Typical thermal resistance
(NOTE 1)
R
JA
40.0
C/W
R
JL
10.0
Operating junction temperature range
T
J
-65 to +125
-65 to +150
C
Storage temperature range
T
STG
-65 to +150
C
NOTES:
(1) Pulse test: 300
s pulse width, 1% duty cycle
(2) Thermal resistance from junction to lead vertical P.C.B. mounting, 0.500" (12.7mm) lead length with 2.5 x 2.5" (63.5 x 63.5mm)
copper pad
4/98
0.210 (5.3)
0.190 (4.8)
DIA.
0.052 (1.32)
0.048 (1.22)
DIA.
1.0 (25.4)
MIN.
0.375 (9.5)
0.285 (7.2)
1.0 (25.4)
MIN.
DO-201AD
Dimensions in inches and (millimeters)
1
10
100
10
20
30
40
50
60
70
80
0
25
50
75
100
125
150
175
0
1.0
2.0
3.0
4.0
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
1.6
0.01
0.1
1
10
50
100
1,000
0.1
10
1
10
100
0
20
40
60
80
100
0.001
0.01
0.1
1
10
0.1
1
10
0.1
10
100
100
0
T
J
=125C
FIG. 1 - FORWARD CURRENT DERATING CURVE
LEAD TEMPERATURE, C
AVERAGE FORWARD CURRENT,
AMPERES
FIG. 2 - MAXIMUM NON-REPETITIVE PEAK
FORWARD SURGE CURRENT
NUMBER OF CYCLES AT 60 H
Z
PEAK FORWARD SURGE CURRENT,
AMPERES
FIG. 3 - TYPICAL INSTANTANEOUS FORWARD
CHARACTERISTICS
FIG. 4 - TYPICAL REVERSE CHARACTERISTICS
INSTANTANEOUS FORWARD CURRENT,
AMPERES
INSTANTANEOUS REVERSE CURRENT,
MILLIAMPERES
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
PERCENT OF RATED PEAK REVERSE
VOLTAGE, %
FIG. 5 - TYPICAL JUNCTION CAPACITANCE
JUNCTION CAPACITANCE, pF
REVERSE VOLTAGE, VOLTS
T
J
=T
J
max.
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
T
J
=75C
T
J
=25C
T
J
=25C
PULSE WIDTH=300
s
1% DUTY CYCLE
T
J
=25C
f=1.0 MHz
Vsig=50mVp-p
RESISTIVE OR INDUCTIVE LOAD
0.375" (9.5mm) LEAD LENGTH
T
J
=125C
FIG.6 - TYPICAL TRANSIENT THERMAL IMPEDANCE
t
,
PULSE DURATION, sec.
TRANSIENT THERMAL IMPEDANCE,
C/W
SB320 - SB340
SB350 & SB360
SB320 - SB340
SB350 & SB360
SB320 - SB340
SB350 & SB360
RATINGS AND CHARACTERISTIC CURVES SB320 THRU SB360
SB320 - SB340
SB350 & SB360
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