SB320 THRU SB390
SCHOTTKY BARRIER RECTIFIER
Reverse Voltage - 20 to 90 Volts Forward Current - 3.0 Amperes
FEATURES
MECHANICAL DATA
* Plastic package has Underwriters Laboratory
Flammability Classifications 94V-0
* Metal silicon junction, majority carrier conduction
* Guardring for overvoltage protection
* Low power loss, high efficiency
* High current capability, low forward voltage drop
* High surge capability
* For use in low voltage, high frequency inverters,
free wheeling, and polarity protection applications
* High temperature soldering guaranteed :
260
o
C / 10 seconds, 0.375" (9.5mm) lead length,
5 lbs. (2.3kg) tension
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, 1.12 grams
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Ratings at 25
o
C ambient temperature
unless otherwise specified.
Maximum repetitive peak reverse voltage
Maximum RMS 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 3.0 A
Maximum instantaneous reverse
current at rated DC blocking voltage
T
A
=25
o
C
T
A
=100
o
C
Typical thermal resistance ( NOTE )
Storage temperature range
SYMBOLS
V
RRM
V
RMS
V
DC
I
(AV)
I
FSM
V
F
I
R
T
STG
SB320
SB340
SB360
20
40
60
14
28
42
3.0
75
80
0.55
0.75
0.85
5
10
2
20
40
-65 to +150
UNITS
Volts
Volts
Maximum DC blocking voltage
20
40
60
SB380
80
56
80
SB390
90
63
90
Volts
Volts
Amps
Amps
mA
o
C / W
o
C
Operating junction temperature range
T
J
-65 to +150
-65 to +125
o
C
Zowie Technology Corporation
REV. : 0
DO-201AD
*Dimensions in inches and (millimeters)
R
JA
10
R
JL
NOTES : Thermal resistance from junction to lead vertical P.C.B. mounting 0.50" (12.7mm) lead length with 2.5 x 2.5" (63.5 x 63.5mm) copper pad
1
.
0
(
2
5
.
4
)
M
I
N
.
1
.
0
(
2
5
.
4
)
M
I
N
.
0.210(5.3)
0.052(1.3)
0.048(1.2)
0
.
3
7
5
(
9
.
5
)
0
.
2
8
5
(
7
.
2
)
0.190(4.8)
DIA.
DIA.
RATINGS AND CHARACTERISTIC CURVES SB320 THRU SB390
REV. : 0
FIG.1 - FORWARD CURRENT DERATING CURVE
FIG.3 - TYPICAL INSTANTANEOUS
FORWARD CHARACTERISTICS
A
V
E
R
A
G
E
F
O
R
W
A
R
D
R
E
C
T
I
F
I
E
D
C
U
R
R
E
N
T
,
A
M
P
E
R
E
S
3.0
2.5
2.0
1.5
1.0
0.5
I
I
N
S
T
A
N
T
A
N
E
O
U
S
F
O
R
W
A
R
D
C
U
R
R
E
N
T
,
A
M
P
E
R
E
S
0
0
25
50
75
100
125
150
175
Resistive or
inductive load
0.375" (9.5mm)
lead length
AMBIENT TEMPERATURE,
o
C
INSTANTANEOUS FORWARD VOLTAGE,
VOLTS
FIG.2 - MAXIMUM NON-REPETITIVE
PEAK FORWARD SURGE CURRENT
P
E
A
K
F
O
R
W
A
R
D
S
U
R
G
E
C
U
R
R
E
N
T
,
A
M
P
E
R
E
S
NUMBER OF CYCLES AT 60Hz
8.3ms SINGLE HALF SINE-WAVE
(JEDEC Method)
0
20
40
60
80
100
1
10
100
T
R
A
N
S
I
E
N
T
T
H
E
R
M
A
L
I
M
P
E
D
A
N
C
E
(
o
C
/
W
)
0.1
1
10
100
FIG.5 - TYPICAL JUNCTION CAPACITANCE
FIG.6 - TYPICAL TRANSIENT THERMAL IMPEDANCE
T
J
= 25
o
C
REVERSE VOLTAGE, VOLTS
.1
0
J
U
N
C
T
I
O
N
C
A
P
A
C
I
T
A
N
C
E
,
p
F
1000
.2
.4
1.0
2
4
10
20 40
100
t , PULSE DURATION, sec
100
10
1.0
0.10
0.01
100
FIG.5 - TYPICAL REVERSE CHARACTERISTICS
I
N
S
T
A
N
T
A
N
E
O
U
S
R
E
V
E
R
S
E
L
E
A
K
A
G
E
C
U
R
R
E
N
T
,
M
I
C
R
O
A
M
P
E
R
E
S
PERCENT OF RATED PEAK REVERSE VOLTAGE,%
0.001
0.01
0.1
100
1
10
0
20
40
60
80
100
T
J
= 25
o
C
T
J
= 25
o
C
T
J
= 75
o
C
T
J
= 125
o
C
0.10
1.00
50.00
10.00
0.01
0.2
0
0.4
0.6
0.8
1.0
1.2
1.4
1.6
SB320~SB340
SB360~SB390
SB320~SB340
SB360
SB320~SB340
SB360~SB390
SB320~SB340
SB360~SB390
SB320~SB340
SB360~SB390
SB380&SB390
Pulse width=300us
1% Duty Cycle
Zowie Technology Corporation
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