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HomeProductsCircuit ProtectionTVS - DiodesSZ1SMA18AT3G
SZ1SMA18AT3G Image
Image may be representation.
See specifications for product details.

SZ1SMA18AT3G - Littelfuse Inc.

Manufacturer Part Number
SZ1SMA18AT3G
Manufacturer
Littelfuse
Allelco Part Number
32D-SZ1SMA18AT3G
ECAD Model
Parts Description
TVS DIODE 18VWM 29.2VC SMA
Detailed Description
Package
DO-214AC, SMA
Data sheet
Cylindrical Battery Holders.pdf
RoHs Status
ROHS3 Compliant
In stock: 144690

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Specifications

SZ1SMA18AT3G Tech Specifications
Littelfuse Inc. - SZ1SMA18AT3G technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - SZ1SMA18AT3G

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Reverse Standoff (Typ) 18V  
Voltage - Clamping (Max) @ Ipp 29.2V  
Voltage - Breakdown (Min) 20V  
Unidirectional Channels 1  
Type Zener  
Supplier Device Package SMA  
Series Automotive, AEC-Q101, SZ1SMA  
Power Line Protection No  
Product Attribute Attribute Value  
Power - Peak Pulse 400W  
Package / Case DO-214AC, SMA  
Package Tape & Reel (TR)  
Operating Temperature -65°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Current - Peak Pulse (10/1000µs) 13.7A  
Capacitance @ Frequency 645pF @ 1MHz  
Base Product Number 1SMA  
Applications Automotive  

Parts Introduction

Manufacturer Part Number

SZ1SMA18AT3G

Manufacturer

littelfuse

Introduction

The SZ1SMA18AT3G is a Transient Voltage Suppressor (TVS) diode from Littelfuse. It is a unidirectional TVS diode designed to protect sensitive electronic circuits from damage caused by electrostatic discharge (ESD), electrical fast transients, and other electrical overstress events.

Product Features and Performance

Unidirectional TVS diode with 1 channel

Reverse Standoff Voltage (Typ.): 18V

Breakdown Voltage (Min.): 20V

Clamping Voltage (Max. @ Ipp): 29.2V

Peak Pulse Current (10/1000μs): 13.7A

Peak Pulse Power: 400W

Capacitance @ 1MHz: 645pF

Operating Temperature Range: -65°C to 150°C

Product Advantages

Provides effective protection against electrical transients

Compact surface mount package

Automotive-grade quality and reliability

Key Reasons to Choose This Product

Robust protection against ESD, electrical fast transients, and other overvoltage events

Compact and space-saving design for easy integration into electronic systems

Automotive-grade qualification for reliable performance in demanding applications

Cost-effective solution for protecting sensitive circuits

Quality and Safety Features

Automotive-qualified to AEC-Q101 standard

Designed and manufactured to the highest quality standards

Compatibility

This TVS diode is suitable for a wide range of applications, including:

Automotive electronics

Industrial control systems

Telecommunications equipment

Consumer electronics

Application Areas

Power line protection

I/O port protection

Sensitive circuit protection

Product Lifecycle

The SZ1SMA18AT3G is an active product, and there are no plans for discontinuation at this time. Littelfuse offers a range of equivalent and alternative TVS diode models to meet various voltage and current requirements. If you need further assistance, please contact our website's sales team.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. SZ1SMA18AT3G

Product Attribute SZ1SMA18AT3G SZ1SMA26CAT3G SZ1SMA13AT3G SZ1SMA12AT3G
Part Number SZ1SMA18AT3G SZ1SMA26CAT3G SZ1SMA13AT3G SZ1SMA12AT3G
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Unidirectional Channels 1 - 1 1
Operating Temperature -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ) -65°C ~ 150°C (TJ)
Voltage - Reverse Standoff (Typ) 18V 26V 13V 12V
Power Line Protection No No No No
Capacitance @ Frequency 645pF @ 1MHz 240pF @ 1MHz 860pF @ 1MHz 925pF @ 1MHz
Applications Automotive Automotive Automotive Automotive
Base Product Number 1SMA 1SMA 1SMA 1SMA
Series Automotive, AEC-Q101, SZ1SMA Automotive, AEC-Q101, SZ1SMA Automotive, AEC-Q101, SZ1SMA Automotive, AEC-Q101, SZ1SMA
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA DO-214AC, SMA
Power - Peak Pulse 400W 400W 400W 400W
Supplier Device Package SMA SMA SMA SMA
Voltage - Breakdown (Min) 20V 28.9V 14.4V 13.3V
Current - Peak Pulse (10/1000µs) 13.7A 9.5A 18.6A 20.1A
Voltage - Clamping (Max) @ Ipp 29.2V 42.1V 21.5V 19.9V
Type Zener Zener Zener Zener

SZ1SMA18AT3G Datasheet PDF

Download SZ1SMA18AT3G pdf datasheets and Littelfuse Inc. documentation for SZ1SMA18AT3G - Littelfuse Inc..

Datasheets
Cylindrical Battery Holders.pdf
PCN Design/Specification
SMC Packaged Products 30/Nov/2016.pdf Updated Polarity ID 30/Nov/2016.pdf
PCN Assembly/Origin
2.73KHz.pdf

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

  1. Use your express account for shipment if you have one.
  2. Use our account for the shipment. Refer to the table below for the approximate charges.
(Different time frame / countries / package size has different price.)

Delivery Method

  1. Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
  2. Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region Country Logistic Time(Day)
America United States 5
Brazil 7
Europe Germany 5
United Kingdom 4
Italy 5
Oceania Australia 6
New Zealand 5
Asia India 4
Japan 4
Middle East Israel 6
DHL & FedEx Shipment Charges Reference
Shipment charges(KG) Reference DHL(USD$)
0.00kg-1.00kg USD$30.00 - USD$60.00
1.00kg-2.00kg USD$40.00 - USD$80.00
2.00kg-3.00kg USD$50.00 - USD$100.00
Note:
The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SZ1SMA18AT3G Image

SZ1SMA18AT3G

Littelfuse Inc.
32D-SZ1SMA18AT3G

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