SB320-SB3100
Features
3.0 ampere operation at T
A
= 75C
with no thermal runaway.
For use in low voltage, high
frequency inverters free
wheeling, and polarity
protection applications.
SB320 - SB3100
3.0 Ampere Schottky Barrier Rectifiers
Absolute Maximum Ratings*
T
A
= 25C unless otherwise noted
*
These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Electrical Characteristics
T
A
= 25C unless otherwise noted
Symbol
Parameter
Value
Units
I
O
Average Rectified Current
.375 " lead length @ T
A
= 75
C
3.0
A
i
f(surge)
Peak Forward Surge Current
8.3 ms single half-sine-wave
Superimposed on rated load (JEDEC method)
80
A
P
D
Total Device Dissipation
Derate above 25
C
3.6
36
W
mW/
C
R
JA
Thermal Resistance, Junction to Ambient
40
C/W
T
stg
Storage Temperature Range
-65 to +125
C
T
J
Operating Junction Temperature
-65 to +125
C
Discrete POWER & Signal
Technologies
1998 Fairchild Semiconductor Corporation
Parameter
Device
Units
320
330
340
350
360
380
3100
Peak Repetitive Reverse Voltage
20
30
40
50
60
80
100
V
Maximum RMS Voltage
14
21
28
35
42
56
80
V
DC Reverse Voltage (Rated V
R
)
20
30
40
50
60
80
80
V
Maximum Reverse Current T
A
= 25
C
0.5
mA
@ rated V
R
T
A
= 100
C
20
10
10
mA
Maximum Forward Voltage @ 3.0 A
500
740
850
mV
Maximum Full Load Reverse Current,
Full Cycle
T
A
= 100
C
30
mA
Typical Junction Capacitance
V
R
= 4.0 V, f = 1.0 MHz
180
pF
DO-201AD
COLOR BAND DENOTES CATHODE
1.0 min
(25.4)
0.210 (5.33)
0.190 (4.83)
0.052 (1.32)
0.048 (1.22)
0.375 (9.53)
0.285 (7.24)
Dimensions in
inches (mm)
SB320-SB3100
Schottky Barrier Rectifiers
(continued)
Typical Characteristics
Forward Current Derating Curve
0
20
40
60
80
100
120
140
0
1
2
3
4
LEAD TEMPERATURE ( C)
FO
RW
AR
D CU
RRE
NT
(
A
)
SINGLE PHASE
HALF WAVE
60HZ
RESISTIVE OR
INDUCTIVE LOAD
.375" 9.5 mm LEAD
LENGTHS
Forward Characteristics
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
0.1
1
10
20
FORWARD VOLTAGE (V)
F
O
R
W
AR
D CU
RR
E
N
T
(
A
)
Pulse Width = 200
S
T = 25 C
J
SB320-SB340
SB350-SB360
SB380-SB3100
Junction Capacitance
0.1
0.4
1
4
10
40
100
10
20
40
60
80
100
200
400
600
800
1000
REVERSE VOLTAGE (V)
C
A
PA
C
I
TA
N
C
E (
p
F
)
Reverse Characteristics
5
10
15
20
25
30
35
40
0.01
0.1
1
10
100
REVERSE VOLTAGE (V)
R
EVE
R
S
E
C
U
R
R
EN
T
(
m
A
)
T = 125 C
J
T = 75 C
J
T = 25 C
J
SB320
SB360
SB3100
Non-Repetitive Surge Current
1
2
5
10
20
50
100
10
20
30
40
50
60
70
80
NUMBER OF CYCLES AT 60Hz
F
O
R
W
A
R
D
S
URG
E
CU
RR
E
N
T
(
A
)
8.3ms Single Half Sine-Wave
JEDEC Method
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