SMAJ - L SERIES
Technical Data
Data Sheet N1651, Rev. A
SMAJ5.0A-L THRU SMAJ440CA-L
SURFACE MOUNT TRANSIENT VOLTAGE SUPPRESSOR
Features
Plastic package has Underwriters Laboratory
Flammability Classification 94V-0
400W peak pulse power capability
Excellent clamping capability
Low incremental surge resistance
Fast response time: typically less than 1.0ps from
0v to V(BR) for unidirectional and 5.0ns for
bidirectional types
This is a Pb − Free Device
All SMC Parts are Traceable to the Wafer Lot
Additional testing can be offered upon request
SMA
Circuit Diagram
Mechanical Data
Case: SMA Low Profile Molded Plastic
Terminals: Solder Plated , Solderable per MIL-STD
750, Method 2026
Polarity: Color band denotes cathode except Bipolar
Mounting Position: Any
Maximum Ratings and Thermal Characteristics
@T
A
=25°C unless otherwise specified
Parameter
Junction and Storage Temperature Range
Typical Thermal Resistance Junction to Lead
Typical Thermal Resistance Junction to Ambient
Peak Pulse Power Dissipation at T
A
=25°C by 10x1000μs
Waveform (Fig.2)(Note 1), (Note 2)
Peak Forward Surge Current, 8.3ms
Single Half Sine Wave (Note 3)
Maximum Instantaneous Forward Voltage at 25A for
Unidirectional Only (Note 4)
Power Dissipation on Infinite Heat Sink at T
A
=50°C
Symbol
T
J ,
T
STG
R
θJL
R
θJA
P
PPM
I
FSM
V
F
P
M(AV)
-55 to +150
30
120
400
40
3.5/6.5
3.3
Value
Units
°C
°C/W
°C/W
W
A
V
W
Notes:
1. Non-repetitive current pulse , per Fig. 4 and derated above T
L
= 25°C per Fig. 3.
2. Mounted on 5.0x5.0mm copper pad to each terminal.
3. Measured on 8.3ms single half sine wave or equivalent square wave, for unidirectional device only.
4. V
F
< 3.5V for V
BR
_< 200V and V
F
< 6.5V for V
BR
_> 201V.
Ordering Information
Device
SMAJ5.0A-L
THRU
SMAJ440CA-L
Marking Diagram
Shipping
5000pcs / reel
SMAJ5.0A-L
Where XXXXX is YYWWL
AE/WE
YY
WW
L
= Part Name
= Year
= Week
= Lot Number
Package
SMA (Pb-Free)
For information on tape and reel specifications, including part
orientation and tape sizes, please refer to our Tape and Reel
Packaging Specification.
SMAJ5.0CA-L
Cautions：Molding
resin
Epoxy resin UL:94V-0
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SMAJ - L SERIES
Technical Data
Data Sheet N1651, Rev. A
Electrical Characteristics
@T
A
=25°C unless otherwise specified
For bidirectional type having V
RWM
of 20 volts and less, the IR limit is double.
For parts without A , the VBR is ± 10%
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SMAJ - L SERIES
Technical Data
Data Sheet N1651, Rev. A
Ratings and Characteristics Curves
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SMAJ - L SERIES
Technical Data
Data Sheet N1651, Rev. A
Mechanical Dimensions SMA
SYMBOL
A
B
C
D
E
F
G
H
Millimeters
Min.
Max.
2.40
2.84
3.99
4.75
1.05
1.70
0.15
0.51
4.80
5.66
1.90
2.95
0.05
0.203
0.76
1.52
Inches
Min.
Max.
0.094
0.112
0.157
0.187
0.041
0.067
0.006
0.020
0.189
0.223
0.075
0.116
0.002
0.008
0.030
0.600
Carrier Tape Specification SMA
SYMBOL
A
B
C
d
E
F
P
P0
P1
T
W
2.97
5.70
2.32
1.40
1.40
5.60
3.90
3.90
1.90
0.25
11.80
Min.
Millimeters
3.17
5.90
2.52
1.60
1.60
5.70
4.10
4.10
2.10
0.35
12.20
Max.
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SMAJ - L SERIES
Technical Data
Data Sheet N1651, Rev. A
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the SMC - Sangdest Microelectronics (Nanjing) Co., Ltd sales
department for the latest version of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment , and safety equipment) , safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement .
3- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any damages that may result from an accident or
any other cause during operation of the user’s units according to the datasheet(s). SMC - Sangdest Microelectronics (Nanjing) Co., Ltd
assumes no responsibility for any intellectual property claims or any other problems that may result from applications of information,
products or circuits described in the datasheets.
4- In no event shall SMC - Sangdest Microelectronics (Nanjing) Co., Ltd be liable for any failure in a semiconductor device or any
secondary damage resulting from use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or SMC - Sangdest Microelectronics
(Nanjing) Co., Ltd.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of SMC
- Sangdest Microelectronics (Nanjing) Co., Ltd.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will
hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third
party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and
regulations..
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