BZW04-40B
BZW04-40B is a bidirectional transient voltage suppressor diode with a power rating of 400W and a reverse standoff voltage of 40.2V
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
1000 | $0.057 | $57.00 |
500 | $0.058 | $29.00 |
200 | $0.060 | $12.00 |
1 | $0.155 | $0.16 |
Inventory:7,434
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Part Number : BZW04-40B
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Package/Case : DO-204AL
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Manufacturer : Taiwan Semiconductor Corporation
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Components Classification : TVS Diodes
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Datesheet : BZW04-40B DataSheet (PDF)
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Series : BZW04
Overview of BZW04-40B
The BZW04-40B is a transient voltage suppressor diode optimized for high-power and low-voltage operations. It provides excellent performance for analog and digital signal switching.
Pinout
The BZW04-40B pinout refers to the configuration and function of each pin in its DO-204AL (DO-41) package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the BZW04-40B has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by Taiwan Semiconductor to get accurate information regarding each pin's function and electrical characteristics.
Features
- Bidirectional Operation: The BZW04-40B features bidirectional operation, allowing it to handle both positive and negative surges.
- High Power Rating: This transient voltage suppressor diode has a high power rating of 400W, making it suitable for demanding applications.
- Low Voltage Surge Handling: The BZW04-40B can handle low-voltage surges with its operating voltage of up to 40.2V (V(RWM)).
- Silicon Construction: This device is constructed using silicon, which ensures high reliability and ruggedness.
- Single Element Design: The BZW04-40B features a single element design, making it compact and easy to integrate into circuits.
Applications
- Analog and Digital Signal Switching: The BZW04-40B is suitable for analog and digital signal switching applications that require high-speed and low-voltage operations.
Advantages and Disadvantages
Advantages
- High Power Rating: The BZW04-40B's high power rating makes it suitable for demanding applications that require high surge current handling.
- Bidirectional Operation: The bidirectional operation of the device allows it to handle both positive and negative surges, making it versatile and reliable.
Disadvantages
- Specialized Packaging: The BZW04-40B's DO-204AL (DO-41) package may require specialized handling and installation due to its physical design.
- Limited Compatibility: The device's silicon construction and single element design may limit its compatibility with certain devices or circuits that require specific characteristics.
Equivalents
For similar functionalities, consider these alternatives to the BZW04-40B:
- BZX55-C4V7: The BZX55-C4V7 is a high-power transient voltage suppressor diode that can handle high-voltage and high-current surges.
- BAP70-250T7: The BAP70-250T7 is a bidirectional TVS diode that features a high surge current handling capability and operating voltage up to 250V.
- BAR47C4V7: The BAR47C4V7 is a transient voltage suppressor diode with a high power rating and operating voltage of up to 40.2V (V(RWM)).
Frequently Asked Questions
Q: What is the operating voltage of the BZW04-40B?
A: The operating voltage of the BZW04-40B is up to 40.2V (V(RWM)).
Q: What is the power rating of the BZW04-40B?
A: The power rating of the BZW04-40B is 400W.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Series | BZW04 | Package | Tape & Reel (TR) |
Product Status | Active | Type | Zener |
Bidirectional Channels | 1 | Voltage - Reverse Standoff (Typ) | 40.2V |
Voltage - Breakdown (Min) | 44.7V | Voltage - Clamping (Max) @ Ipp | 64.8V |
Current - Peak Pulse (10/1000µs) | 6.2A | Power - Peak Pulse | 400W |
Power Line Protection | No | Applications | General Purpose |
Operating Temperature | -55°C ~ 175°C (TJ) | Mounting Type | Through Hole |
Package / Case | DO-204AL, DO-41, Axial | Supplier Device Package | DO-204AL (DO-41) |
Base Product Number | BZW04 |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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BZW04-40B
BZW04-40B is a bidirectional transient voltage suppressor diode with a power rating of 400W and a reverse standoff voltage of 40.2V
Inventory:
7,434
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




