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HomeProductsCircuit ProtectionTVS - DiodesSMF43A
SMF43A Image
Image may be representation.
See specifications for product details.

SMF43A - Diotec Semiconductor

Manufacturer Part Number
Diotec Semiconductor
Allelco Part Number
ECAD Model
Parts Description
TVS SOD-123FL 43V 200W UNI
Detailed Description
Data sheet
SMFx Datasheet.pdf
RoHs Status
ROHS3 Compliant
In stock: 372900

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SMF43A Tech Specifications
Diotec Semiconductor - SMF43A technical specifications, attributes, parameters and parts with similar specifications to Diotec Semiconductor - SMF43A

Product Attribute Attribute Value  
Manufacturer Diotec Semiconductor  
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 (SMF)  
Series -  
Power Line Protection No  
Product Attribute Attribute Value  
Power - Peak Pulse 200W  
Package / Case SOD-123F  
Package Tape & Reel (TR)  
Operating Temperature -50°C ~ 150°C (TJ)  
Mounting Type Surface Mount  
Current - Peak Pulse (10/1000µs) 2.88A  
Capacitance @ Frequency -  
Applications General Purpose  

Parts with Similar Specifications

The three parts on the right have similar specifications to Diotec Semiconductor SMF43A

Product Attribute SMF43A SMF43CA SMF43A SMF40CA
Part Number SMF43A SMF43CA SMF43A SMF40CA
Manufacturer Diotec Semiconductor Meritek Meritek Littelfuse Inc.
Series - SMF SMF SMF
Capacitance @ Frequency - - - -
Voltage - Breakdown (Min) 47.8V 47.8V 47.8V 44.4V
Voltage - Reverse Standoff (Typ) 43V 43V 43V 40V
Type Zener Zener Zener Zener
Supplier Device Package SOD-123F (SMF) - - SOD-123F
Power Line Protection No - - No
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Package / Case SOD-123F SOD-123FL SOD-123FL SOD-123F
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Unidirectional Channels 1 - 1 -
Power - Peak Pulse 200W 200W 200W 200W
Operating Temperature -50°C ~ 150°C (TJ) -55°C ~ 150°C -55°C ~ 150°C -65°C ~ 150°C (TJ)
Applications General Purpose General Purpose General Purpose General Purpose
Voltage - Clamping (Max) @ Ipp 69.4V 69.4V 69.4V 64.5V
Current - Peak Pulse (10/1000µs) 2.88A 2.88A 2.88A 3.1A

SMF43A Datasheet PDF

Download SMF43A pdf datasheets and Diotec Semiconductor documentation for SMF43A - Diotec Semiconductor.

SMFx Datasheet.pdf


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
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.

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  1. Phone
    +00852 9146 4856

Certifications & Memberships

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SMF43A Image


Diotec Semiconductor

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