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Home Products Circuit Protection TVS - Diodes~~1SMB18AT3G~~

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1SMB18AT3G - Littelfuse Inc.

Manufacturer Part Number: 1SMB18AT3G

Manufacturer: Littelfuse

Allelco Part Number: 32D-1SMB18AT3G

ECAD Model

Parts Description: TVS DIODE 18VWM 29.2VC SMB

Detailed Description

Package: DO-214AA, SMB

Data sheet: SZ1SMB Series Datasheet.pdf

RoHs Status: ROHS3 Compliant

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In stock: 3970

Specifications

1SMB18AT3G Tech Specifications
Littelfuse Inc. - 1SMB18AT3G technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - 1SMB18AT3G

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	SMB
Series	-
Power Line Protection	No

Product Attribute	Attribute Value
Power - Peak Pulse	600W
Package / Case	DO-214AA, SMB
Package	Tape & Reel (TR)
Operating Temperature	-65°C ~ 150°C (TJ)
Mounting Type	Surface Mount
Current - Peak Pulse (10/1000µs)	20.5A
Capacitance @ Frequency	870pF @ 1MHz
Base Product Number	1SMB
Applications	General Purpose

Parts Introduction

Manufacturer Part Number

1SMB18AT3G

Manufacturer

Littelfuse

Introduction

Surface mount TVS diode for transient voltage protection

Product Features and Performance

Zener type TVS diode

Unidirectional protection

Peak Pulse Power of 600W (10/1000µs)

Surface mount package for easy PCB integration

Operational in a wide temperature range (-65°C ~ 150°C)

Product Advantages

High surge capability

Low leakage current

Fast response time to transient events

Key Technical Parameters

Reverse Standoff Voltage: 18V

Breakdown Voltage (Min): 20V

Clamping Voltage (Max): 29.2V @ Ipp

Peak Pulse Current: 20.5A

Capacitance: 870pF @ 1MHz

Quality and Safety Features

Compliance with RoHS and IEC standards

Compatibility

Suitable for use in line voltage operation and circuit protection

Application Areas

General-purpose applications in consumer electronics, automotive, telecommunications, and industrial markets

Product Lifecycle

Obsolete status - check for potential replacement or upgrade options

Several Key Reasons to Choose This Product

Provides reliable transient voltage suppression

Compatible with automated assembly processes

Supports effective protection in compact electronic assemblies

Robust design to handle significant energy transients

Enhances the longevity and reliability of end-use equipment

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. 1SMB18AT3G

Product Attribute
Part Number	1SMB18AT3G	1SMB17CAT3G	1SMB18CAT3	1SMB17AT3G
Manufacturer	Littelfuse Inc.	Littelfuse Inc.	onsemi	Littelfuse Inc.
Capacitance @ Frequency	870pF @ 1MHz	490pF @ 1MHz	465pF @ 1MHz	915pF @ 1MHz
Current - Peak Pulse (10/1000µs)	20.5A	21.7A	20.5A	21.7A
Power Line Protection	No	No	No	No
Voltage - Clamping (Max) @ Ipp	29.2V	27.6V	29.2V	27.6V
Package	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)
Supplier Device Package	SMB	SMB	SMB	SMB
Voltage - Breakdown (Min)	20V	18.9V	20V	18.9V
Applications	General Purpose	General Purpose	General Purpose	General Purpose
Package / Case	DO-214AA, SMB	DO-214AA, SMB	DO-214AA, SMB	DO-214AA, SMB
Base Product Number	1SMB	1SMB	1SMB18	1SMB
Type	Zener	Zener	Zener	Zener
Unidirectional Channels	1	-	-	1
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Operating Temperature	-65°C ~ 150°C (TJ)	-65°C ~ 150°C (TJ)	-65°C ~ 150°C (TJ)	-65°C ~ 150°C (TJ)
Series	-	-	-	-
Voltage - Reverse Standoff (Typ)	18V	17V	18V	17V
Power - Peak Pulse	600W	600W	600W	600W

1SMB18AT3G Datasheet PDF

Download 1SMB18AT3G pdf datasheets and Littelfuse Inc. documentation for 1SMB18AT3G - Littelfuse Inc..

Datasheets: SZ1SMB Series Datasheet.pdf
PCN Design/Specification: SMC Packaged Products 30/Nov/2016.pdf Updated Polarity ID 30/Nov/2016.pdf
PCN Assembly/Origin: SMB Schottky and Ultrafast Rectifiers 17/Sep/2013.pdf
PCN Obsolescence/ EOL: Obsolete Acquired ON Semiconductor Commercial TVS .pdf

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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

Use your express account for shipment if you have one.
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

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
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
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	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 -

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Fast Sourcing & Delivery

Contact us if you have any questions.

Phone
+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships

1SMB18AT3G

Littelfuse Inc.
32D-1SMB18AT3G

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Please refer to the English Version as our Official Version.Return

1SMB18AT3G - Littelfuse Inc.

Specifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Technical Parameters

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Several Key Reasons to Choose This Product

Parts with Similar Specifications

1SMB18AT3G Datasheet PDF

Customers Also Interested in

Recommended Products

Shipment

Delivery Time

Delivery Cost

Delivery Method

Payment Support

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

Certifications & Memberships

1SMB18AT3G

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.