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HomeProductsCircuit ProtectionTVS - DiodesSMF4L43A
SMF4L43A Image
Image may be representation.
See specifications for product details.

SMF4L43A - Littelfuse Inc.

Manufacturer Part Number
SMF4L43A
Manufacturer
Littelfuse
Allelco Part Number
32D-SMF4L43A
ECAD Model
Parts Description
TVS DIODE 43VWM 69.4VC SOD123FL
Detailed Description
Package
SOD-123F
Data sheet
Circuit Protection Selection Guide.pdf
SMF4L Series Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 278650

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Quantity

Specifications

SMF4L43A Tech Specifications
Littelfuse Inc. - SMF4L43A technical specifications, attributes, parameters and parts with similar specifications to Littelfuse Inc. - SMF4L43A

Product Attribute Attribute Value  
Manufacturer Littelfuse  
Voltage - Reverse Standoff (Typ) 43V  
Voltage - Clamping (Max) @ Ipp 69.4V  
Voltage - Breakdown (Min) 47.8V  
Unidirectional Channels 1  
Type Zener  
Supplier Device Package SOD-123F  
Series SMF4L  
Power Line Protection No  
Product Attribute Attribute Value  
Power - Peak Pulse 400W  
Package / Case SOD-123F  
Package Tape & Reel (TR)  
Operating Temperature -55°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Current - Peak Pulse (10/1000µs) 5.8A  
Capacitance @ Frequency -  
Applications General Purpose  

Parts Introduction

Manufacturer Part Number

SMF4L43A

Manufacturer

taiwan-semiconductor

Introduction

The SMF4L43A is a high-performance transient voltage suppressor (TVS) diode designed for general-purpose applications. It offers reliable protection against overvoltage and electrostatic discharge (ESD) events, ensuring the safety and reliability of electronic devices.

Product Features and Performance

Unidirectional TVS diode with a single channel

Reverse standoff voltage (Typ.): 43V

Breakdown voltage (Min.): 47.8V

Clamping voltage (Max. @ Ipp): 69.4V

Peak pulse current (10/1000μs): 5.8A

Peak pulse power: 400W

Operating temperature range: -55°C to 175°C (TJ)

Surface mount (SMD) package: SOD-123W

Product Advantages

Robust protection against transient voltage spikes and ESD events

Compact surface-mount package for easy integration into electronic designs

Wide operating temperature range for use in diverse applications

Reliable and durable performance to ensure long-term product lifespan

Key Reasons to Choose This Product

Comprehensive protection for sensitive electronic components

Efficient and cost-effective solution for transient voltage suppression

Trusted performance from a reputable manufacturer

Compatibility with a wide range of electronic devices and applications

Quality and Safety Features

Stringent quality control and testing processes

Compliance with industry standards and regulations

Robust and reliable design for long-term use

Compatibility

The SMF4L43A is compatible with a wide range of electronic devices and applications that require protection against transient voltage spikes and ESD events.

Application Areas

General-purpose electronics

Power supplies

Telecommunications equipment

Industrial control systems

Automotive electronics

Consumer electronics

Product Lifecycle

The SMF4L43A is an active product, and there are no known plans for discontinuation at this time. While there may be alternative or equivalent models available from other manufacturers, it is recommended that customers contact our website's sales team for the most up-to-date information and recommendations.

Parts with Similar Specifications

The three parts on the right have similar specifications to Littelfuse Inc. SMF4L43A

Product Attribute SMF4L43A SMF4L36A SMF4L5.0A SMF4L6.0A
Part Number SMF4L43A SMF4L36A SMF4L5.0A SMF4L6.0A
Manufacturer Littelfuse Inc. Littelfuse Inc. Littelfuse Inc. Littelfuse Inc.
Series SMF4L SMF4L SMF4L SMF4L
Applications General Purpose General Purpose General Purpose General Purpose
Operating Temperature -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ) -55°C ~ 150°C (TJ)
Voltage - Reverse Standoff (Typ) 43V 36V 5V 6V
Voltage - Clamping (Max) @ Ipp 69.4V 58.1V 9.2V 10.3V
Capacitance @ Frequency - - - -
Package / Case SOD-123F SOD-123F SOD-123F SOD-123F
Power - Peak Pulse 400W 400W 400W 400W
Voltage - Breakdown (Min) 47.8V 40V 6.4V 6.67V
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Supplier Device Package SOD-123F SOD-123F SOD-123F SOD-123F
Type Zener Zener Zener Zener
Current - Peak Pulse (10/1000µs) 5.8A 6.9A 40.1A 35.9A
Unidirectional Channels 1 1 1 1
Power Line Protection No No No No

SMF4L43A Datasheet PDF

Download SMF4L43A pdf datasheets and Littelfuse Inc. documentation for SMF4L43A - Littelfuse Inc..

Datasheets
Circuit Protection Selection Guide.pdf
HTML Datasheet
SMF4L Series Datasheet.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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SMF4L43A Image

SMF4L43A

Littelfuse Inc.
32D-SMF4L43A

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