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HomeProductsDiscrete Semiconductor ProductsDiodes - Zener - Single1SMB5940BT3G
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1SMB5940BT3G - onsemi

Manufacturer Part Number
1SMB5940BT3G
Manufacturer
onsemi
Allelco Part Number
32D-1SMB5940BT3G
ECAD Model
Parts Description
DIODE ZENER 43V 3W SMB
Detailed Description
Package
DO-214AA, SMB
Data sheet
SZ1SMB5915BT3G Datasheet.pdf
RoHs Status
ROHS3 Compliant
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In stock: 253660

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Specifications

1SMB5940BT3G Tech Specifications
onsemi - 1SMB5940BT3G technical specifications, attributes, parameters and parts with similar specifications to onsemi - 1SMB5940BT3G

Product Attribute Attribute Value  
Manufacturer onsemi  
Voltage - Zener (Nom) (Vz) 43 V  
Voltage - Forward (Vf) (Max) @ If 1.5 V @ 200 mA  
Tolerance ±5%  
Supplier Device Package SMB  
Series -  
Power - Max 3 W  
Product Attribute Attribute Value  
Package / Case DO-214AA, SMB  
Package Tape & Reel (TR)  
Operating Temperature -65°C ~ 150°C  
Mounting Type Surface Mount  
Impedance (Max) (Zzt) 53 Ohms  
Current - Reverse Leakage @ Vr 1 µA @ 32.7 V  
Base Product Number 1SMB5940  

Parts Introduction

Manufacturer Part Number

1SMB5940BT3G

Manufacturer

onsemi

Introduction

Zener diode for voltage regulation and protection applications

Product Features and Performance

High power handling capability up to 3W

Wide operating temperature range of -65°C to 150°C

Low reverse leakage current of 1A at 32.7V

Forward voltage drop of 1.5V at 200mA

Tight ±5% zener voltage tolerance

Low impedance of 53 ohms

Product Advantages

Reliable voltage regulation and protection

Robust design for high-power applications

Wide temperature operating range

Key Technical Parameters

Zener voltage: 43V

Reverse leakage current: 1A @ 32.7V

Forward voltage: 1.5V @ 200mA

Tolerance: ±5%

Impedance: 53 ohms

Power rating: 3W

Operating temperature: -65°C to 150°C

Quality and Safety Features

RoHS3 compliant

SMB package for surface mount applications

Compatibility

Suitable for various voltage regulation and protection circuits

Application Areas

Power supplies

Telecommunication equipment

Industrial controls

Automotive electronics

Product Lifecycle

This product is currently in production and available.

No known plans for discontinuation or replacement at this time.

Key Reasons to Choose This Product

Reliable voltage regulation and protection

Robust high-power design

Wide operating temperature range

Tight tolerance and low impedance

Compact SMB surface mount package

Parts with Similar Specifications

The three parts on the right have similar specifications to onsemi 1SMB5940BT3G

Product Attribute 1SMB5940BT3G 1SMB5937BT3G 1SMB5944BT3G 1SMB5939BT3
Part Number 1SMB5940BT3G 1SMB5937BT3G 1SMB5944BT3G 1SMB5939BT3
Manufacturer onsemi onsemi onsemi onsemi
Package / Case DO-214AA, SMB DO-214AA, SMB DO-214AA, SMB DO-214AA, SMB
Series - - - -
Power - Max 3 W 3 W 3 W 3 W
Voltage - Zener (Nom) (Vz) 43 V 33 V 62 V 39 V
Supplier Device Package SMB SMB SMB SMB
Impedance (Max) (Zzt) 53 Ohms 33 Ohms 100 Ohms 45 Ohms
Current - Reverse Leakage @ Vr 1 µA @ 32.7 V 1 µA @ 25.1 V 1 µA @ 47.1 V 1 µA @ 29.7 V
Operating Temperature -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C -65°C ~ 150°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Base Product Number 1SMB5940 1SMB5937 1SMB5944 1SMB5939
Voltage - Forward (Vf) (Max) @ If 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA 1.5 V @ 200 mA
Package Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR) Tape & Reel (TR)
Tolerance ±5% ±5% ±5% ±5%

1SMB5940BT3G Datasheet PDF

Download 1SMB5940BT3G pdf datasheets and onsemi documentation for 1SMB5940BT3G - onsemi.

Datasheets
SZ1SMB5915BT3G Datasheet.pdf
Environmental Information
onsemi RoHS.pdf
PCN Assembly/Origin
Assembly/Test Site 24/Nov/2022.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

  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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1SMB5940BT3G Image

1SMB5940BT3G

onsemi
32D-1SMB5940BT3G

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