SS32-S310
SS32 - S310, Rev. B1
Features
Metal to silicon rectifiers, majority
carrier conduction.
Low forward voltage drop.
Easy pick and place.
High surge current capability.
SS32 - S310
3.0 Ampere Schottky Barrier Rectifiers
Absolute Maximum Ratings*
T
A
= 25C unless otherwise noted
Electrical Characteristics
T
A
= 25C unless otherwise noted
Symbol
Parameter
Value
Units
I
O
Average Rectified Current
@ 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)
100
A
P
D
Total Device Dissipation
Derate above 25
C
2.27
18
W
mW/
C
R
JA
Thermal Resistance, Junction to Ambient**
55
C/W
R
JC
Thermal Resistance, Junction to Case
17
C/W
T
stg
Storage Temperature Range
-55 to +150
C
T
J
Operating Junction Temperature
-55 to +150
C
1999 Fairchild Semiconductor Corporation
SMC/DO-214AB
2
1
0.320 (8.128)
0.305 (7.747)
0.280 (7.112)
0.260 (6.604)
0.103 (2.616)
0.079 (2.007)
0.245 (6.223)
0.220 (5.588)
0.008 (0.203)
0.004 (0.102)
0.012 (0.305)
0.006 (0.152)
0.060 (1.524)
0.030 (0.762)
0.124 (3.150)
0.108 (2.743)
*
These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
**
Device mounted on FR-4 PCB 0.55 x 0.55" (14 x 14 mm).
Parameter
Device
Units
32
33
34
35
36
38
39
310
Peak Repetitive Reverse Voltage
20
30
40
50
60
80
90
100
V
Maximum RMS Voltage
14
21
28
35
42
56
63
70
V
DC Reverse Voltage (Rated V
R
)
20
30
40
50
60
80
90
100
V
Maximum Reverse Current
T
A
= 25
C
0.5
mA
@ rated V
R
T
A
= 100
C
20
10
mA
Maximum Forward Voltage @ 3.0 A
500
750
850
mV
SS32-S310
SS32 - S310, Rev. B1
Surface Mount Schottky Barrier Rectifiers
(continued)
Typical Characteristics
Transient Thermal Impedance
0.01
0.1
1
10
100
0.1
1
10
100
T. PULSE DURATION (sec.)
TR
A
N
S
I
E
N
T TH
E
R
M
A
L I
M
P
E
D
A
N
C
E
(
C
/
W
)
Non-Repetitive Surge Current
1
2
5
10
20
50
100
0
20
40
60
80
100
NUMBER OF CYCLES AT 60Hz
PE
AK
F
O
R
W
A
R
D
S
URG
E
CU
RR
ENT
(
A
)
Forward Current Derating Curve
0
25
50
75
100
125
150
175
0
1
2
3
AMBIENT TEMPERATURE ( C)
F
O
R
W
AR
D CU
RR
E
N
T
(
A
)
RESISTIVE OR
INDUCTIVE LOAD
P.C.B. MOUNTED
ON 0.55 x 0.55"
(14 x 14) mm
COPPER PAD AREAS
Forward Characteristics
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
0.01
0.1
1
10
50
FORWARD VOLTAGE (V)
F
O
R
W
AR
D CU
RR
E
N
T
(
A
)
Pulse Width = 300
S
2% Duty Cycle
T = 25 C
A
T = 150 C
A
T = 125 C
A
SS32-SS34
SS35-S310
Reverse Characteristics
0
20
40
60
80
100
120
140
0.001
0.01
0.1
1
10
20
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
R
EVE
R
S
E
C
U
R
R
EN
T
(
m
A
)
T = 25 C
A
T = 75 C
A
T = 125 C
A
SS32-SS34
SS35-S310
SS35-S310
SS32-SS34
Typical Junction Capacitance
0.1
1
10
100
10
100
1000
REVERSE VOLTAGE (V)
J
U
NCT
IO
N CA
P
A
CI
T
A
N
C
E
(
p
F
)
SS32-SS34
SS35-S310
SMC/DO-214AB (FS PKG Code P7)
SMC/DO-214AB Package Dimensions
August 1999, Rev. A
1:1
Scale 1:1 on letter size paper
Dimensions shown below are in:
inches [millimeters]
Part Weight per unit (gram): 0.21
2
1
0.320 (8.128)
0.305 (7.747)
0.280 (7.112)
0.260 (6.604)
0.103 (2.616)
0.079 (2.007)
0.245 (6.223)
0.220 (5.588)
0.008 (0.203)
0.002 (0.51)
0.012 (0.305)
0.006 (0.152)
0.060 (1.524)
0.030 (0.762)
0.128 (3.25)
0.108 (2.743)
+
6.18
5.98
3.27
3.07
4.69
4.49
7.67
7.47
Minimum Recommended
Land Pattern
TRADEMARKS
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CROSSVOLTTM
E
2
CMOS
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