SSA33L, SSA34
www.vishay.com
Vishay General Semiconductor
High-Current Density Surface Mount Schottky Rectifier
FEATURES
• Low profile package
• Ideal for automated placement
• Guardring for overvoltage protection
• Low power losses, high efficiency
• Low forward voltage drop
• High surge capability
• Meets MSL level 1, per J-STD-020, LF maximum peak of
260 °C
• Material categorization: For definitions of compliance
please see
www.vishay.com/doc?99912
DO-214AC (SMA)
TYPICAL APPLICATIONS
For use in low voltage high frequency inverters,
freewheeling, DC/DC converters, and polarity protection
applications.
PRIMARY CHARACTERISTICS
I
F(AV)
V
RRM
I
FSM
V
F
T
J
max.
Package
Diode variations
3.0 A
30 V, 40 V
75 A
0.38 V, 0.42 V
150 °C
DO-214AC (SMA)
Single
MECHANICAL DATA
Case:
DO-214AC (SMA)
Molding compound meets UL 94 V-0 flammability rating
Base P/N-M3 - halogen-free, RoHS-compliant, and
commercial grade
Terminals:
Matte tin plated leads, solderable
J-STD-002 and JESD 22-B102
M3 suffix meets JESD 201 class 2 whisker test
Polarity:
Color band denotes the cathode end
per
MAXIMUM RATINGS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Device marking code
Maximum repetitive peak reverse voltage
Maximum RMS voltage
Maximum DC blocking voltage
Maximum average forward rectified current at T
L
(fig. 1)
Peak forward surge current 8.3 ms single half sine-wave
superimposed on rated load
Voltage rate of change (rated V
R
)
Operating junction temperature range
Storage temperature range
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
dV/dt
T
J
T
STG
SYMBOL
SSA33L
33L
30
21
30
3.0
75
10 000
-65 to +150
-65 to +150
SSA34
S34
40
28
40
UNIT
V
V
V
V
A
A
V/μs
°C
°C
Revision: 16-Jan-14
Document Number: 89281
1
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
SSA33L, SSA34
www.vishay.com
Vishay General Semiconductor
SSA33L
TYP.
0.43
0.34
-
20
MAX.
0.45
0.38
0.5
35
0.46
0.38
-
17
SSA34
TYP.
MAX.
0.49
0.42
0.2
30
ELECTRICAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Maximum instantaneous forward voltage
Maximum reverse current at rated V
R
Notes
(1)
Pulse test: 300 μs pulse width, 1 % duty cycle
(2)
Pulse test: Pulse width
40 ms
TEST CONDITIONS
3.0 A
T
J
= 25 °C
T
J
= 125 °C
T
J
= 25 °C
T
J
= 125 °C
SYMBOL
V
F (1)
I
R (2)
UNIT
V
mA
THERMAL CHARACTERISTICS
(T
A
= 25 °C unless otherwise noted)
PARAMETER
Typical thermal resistance
Note
(1)
Aluminum substrate mounted
SYMBOL
R
JA
(1)
R
JL
(1)
SSA33L
110
28
SSA34
UNIT
°C/W
ORDERING INFORMATION
(Example)
PREFERRED P/N
SSA33L-M3/61T
SSA33L-M3/5AT
UNIT WEIGHT (g)
0.064
0.064
PREFERRED PACKAGE CODE
61T
5AT
BASE QUANTITY
1800
7500
DELIVERY MODE
7" diameter plastic tape and reel
13" diameter plastic tape and reel
RATINGS AND CHARACTERISTICS CURVES
(T
A
= 25
C
unless otherwise noted)
3.5
80
Average Forward Current (A)
3.0
2.5
2.0
1.5
1.0
0.5
0
0
25
50
75
100
125
150
SSA33L
SSA34
Peak Forward Surge Current (A)
60
40
20
0
1
10
100
Lead Temperature (°C)
Number of Cycles at 60 Hz
Fig. 1 - Forward Current Derating Curve
Fig. 2 - Maximum Non-Repetitive Peak Forward Surge Current
Revision: 16-Jan-14
Document Number: 89281
2
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
SSA33L, SSA34
www.vishay.com
Vishay General Semiconductor
1000
T
J
= 25 °C
f = 1.0 MHz
V
sig
= 50 mV
p-p
100
Instantaneous Forward Current (A)
10
T
J
= 150 °C
Junction Capacitance (pF)
SSA33L
SSA34
1
T
J
= 25 °C
100
0.1
0.01
0
0.2
T
J
= 125 °C
0.4
0.6
SSA33L
SSA34
10
1.0
1
10
100
0.8
Instantaneous Forward Voltage (V)
Reverse Voltage (V)
Fig. 3 - Typical Instantaneous Forward Characteristics
Fig. 5 - Typical Junction Capacitance
100
T
J
= 150 °C
10
T
J
= 125 °C
1
0.1
SSA33L
SSA34
0.01
T
J
= 25 °C
0.001
0
20
40
60
80
100
Percent of Rated Peak Reverse Voltage (%)
Fig. 4 - Typical Reverse Characteristics
PACKAGE OUTLINE DIMENSIONS
in inches (millimeters)
DO-214AC (SMA)
Cathode Band
Instantaneous Reverse Current (mA)
Mounting Pad Layout
0.066 (1.68)
MIN.
0.074 (1.88)
MAX.
0.065 (1.65)
0.049 (1.25)
0.110 (2.79)
0.100 (2.54)
0.177 (4.50)
0.157 (3.99)
0.012 (0.305)
0.006 (0.152)
0.060 (1.52)
MIN.
0.208 (5.28)
REF.
0.090 (2.29)
0.078 (1.98)
0.060 (1.52)
0.030 (0.76)
0.008 (0.203)
0 (0)
0.208 (5.28)
0.194 (4.93)
Revision: 16-Jan-14
Document Number: 89281
3
For technical questions within your region:
DiodesAmericas@vishay.com, DiodesAsia@vishay.com, DiodesEurope@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT
www.vishay.com/doc?91000
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www.vishay.com
Vishay
Disclaimer
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Revision: 08-Feb-17
1
Document Number: 91000
