Technical Data
Data Sheet N0194, Rev. C
1SMA4741-1SMA4764
1SMA4741-1SMA4764
SURFACE MOUNT ZENER DIODE
Features
Glass Passivated Die Construction
1.0W Power Dissipation
11
–100V
Nominal Zener Voltage
5% Standard Vz Tolerance
Low Inductance
Typical IR Less Than 5.0μA Above 11V
Plastic Case Material has UL Flammability
Classification Rating 94V-O
“-A” suffix is for Automotive qualified
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 molded plastic body
Terminals: Solder Plated, Solderable per MIL-STD-
202, Method 208
Polarity: Color band denotes cathode end
Mounting Position: Any
Weight: 0.06 grams
Maximum Ratings
@T
A
=25°C unless otherwise specified
Parameter
Power Dissipation
(Note 1)
Derate Above 25°C
Forward Voltage
@ I
F
= 200mA
Typical Thermal resistance junction to Ambient
(Note 1)
Operating Junction and Storage
Temperature Range
Symbol
P
D
V
F
R
θJA
T
J
,T
STG
Value
1.0
8.0
1.2
120
-65 to + 150
Units
W
mW/°C
V
°C/W
°C
Notes: 1. Valid provided that device terminals are kept at ambient temperature
Ordering Information
Device
1SMA4741-
1SMA4764
1SMA4741TR-
1SMA4764TR
Marking Diagram
Shipping
5000pcs / reel
5000pcs / reel
Where XXXXX is YYWWL
741B
YY
WW
L
= Marking Code
= Year
= Week
= Lot Number
Package
SMA
(Pb-Free)
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.
Cautions：Molding resin
Epoxy resin UL:94V-0
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Technical Data
Data Sheet N0194, Rev. C
1SMA4741-1SMA4764
Ratings and Characteristics Curves
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Technical Data
Data Sheet N0194, Rev. C
1SMA4741-1SMA4764
Mechanical Dimensions SMA
SYMBOL
Millimeters
Min.
2.18
3.99
1.05
0.15
4.70
1.70
0.05
0.76
Max.
2.84
4.75
1.70
0.51
5.66
2.95
0.203
1.52
Inches
Min.
0.086
0.157
0.041
0.006
0.185
0.067
0.002
0.030
Max.
0.112
0.187
0.067
0.020
0.223
0.116
0.008
0.600
A
B
C
D
E
F
G
H
Recommended Footprint (Inches/Millimeters)
Carrier Tape Specification SMA
SYMBOL
A
B
C
d
E
F
P
P0
P1
T
W
Millimeters
Min.
2.97
5.70
2.32
1.40
1.40
5.60
3.90
3.90
1.90
0.25
Max.
3.17
5.90
2.52
1.60
1.60
5.70
4.10
4.10
2.10
0.35
11.80
12.20
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Technical Data
Data Sheet N0194, Rev. C
1SMA4741-1SMA4764
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 Diode Solutions 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 Diode Solutions
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 Diode Solution
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 Diode Solutions
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 Diode Solutions.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of
SMC
Diode Solutions.
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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