BUX98A
30A, 450V, NPN, Si, POWER TRANSISTOR, TO-3, TO-3, 2 PIN
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
100 | $4.370 | $437.00 |
30 | $4.725 | $141.75 |
10 | $5.148 | $51.48 |
1 | $5.843 | $5.84 |
Inventory:7,586
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Part Number : BUX98A
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Package/Case : TO-3
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Manufacturer : Stmicroelectronics
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Components Classification : Single Bipolar Transistors
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Datesheet : BUX98A DataSheet (PDF)
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Series : BUX98A
Overview of BUX98A
The BUX98A is a bipolar transistor optimized for high-speed and low-voltage operations. It provides excellent performance for analog and digital signal switching.
Pinout
The BUX98A pinout refers to the configuration and function of each pin in its TO-3 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 BUX98A 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 the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- High-Speed Operation: The BUX98A is designed for high-speed applications, making it an excellent choice for switching signals at high frequencies.
- Low-Voltage Operation: This transistor operates efficiently at low voltage levels, making it suitable for battery-powered or low-voltage systems.
- High-Gain Amplification: The BUX98A provides high-gain amplification, allowing it to amplify weak signals and improve signal-to-noise ratios.
- Low Input Current: This transistor has a low input current, reducing power consumption and heat generation.
- High-Current Handling: The BUX98A can handle high currents, making it suitable for applications that require high-power switching.
Applications
- Analog-to-Digital Signal Conversion: The BUX98A is used in analog-to-digital signal conversion circuits to amplify and switch analog signals.
- Digital Signal Processing: This transistor is used in digital signal processing applications, such as amplifying and switching digital signals.
- Power Supplies: The BUX98A is used in power supply circuits to regulate voltage levels and provide efficient power conversion.
- Semiconductor Testing: This transistor is used in semiconductor testing equipment to amplify and switch test signals.
Advantages and Disadvantages
Advantages
- High-Speed Operation: The BUX98A's high-speed operation makes it suitable for applications that require fast signal switching.
- Low-Voltage Operation: This transistor's low-voltage operation reduces power consumption and heat generation, making it suitable for battery-powered or low-voltage systems.
- High-Gain Amplification: The BUX98A's high-gain amplification allows it to amplify weak signals and improve signal-to-noise ratios.
- Low Input Current: This transistor's low input current reduces power consumption and heat generation, making it suitable for applications that require low power consumption.
Disadvantages
- Sensitivity to Temperature: The BUX98A is sensitive to temperature changes, which can affect its performance and reliability.
- Limited Current Handling: This transistor has limited current handling capabilities, making it unsuitable for applications that require high currents.
Equivalents
For similar functionalities, consider these alternatives to the BUX98A:
- BUX99A: A high-speed bipolar transistor with low-voltage operation and high-gain amplification.
- BUX97A: A high-current bipolar transistor with low-voltage operation and high-gain amplification.
- BUX95A: A low-power bipolar transistor with high-gain amplification and low input current.
Frequently Asked Questions
Q: What is the maximum frequency of operation for the BUX98A?
A: The maximum frequency of operation for the BUX98A is 100 MHz.
Q: Can the BUX98A handle high currents?
A: No, the BUX98A has limited current handling capabilities and is not suitable for applications that require high currents.
Q: Is the BUX98A sensitive to temperature changes?
A: Yes, the BUX98A is sensitive to temperature changes, which can affect its performance and reliability.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Product Category | Bipolar Transistors - BJT | RoHS | Details |
Mounting Style | Through Hole | Package / Case | TO-3 |
Transistor Polarity | NPN | Configuration | Single |
Collector- Emitter Voltage VCEO Max | 450 V | Collector- Base Voltage VCBO | 1 kV |
Emitter- Base Voltage VEBO | 7 V | Maximum DC Collector Current | 30 A |
Pd - Power Dissipation | 250 W | Minimum Operating Temperature | - 65 C |
Maximum Operating Temperature | + 150 C | Series | BUX98A |
Brand | STMicroelectronics | Continuous Collector Current | 30 A |
Height | 8.7 mm | Length | 39.5 mm |
Product Type | BJTs - Bipolar Transistors | Factory Pack Quantity | 1 |
Subcategory | Transistors | Technology | Si |
Width | 26.2 mm | Unit Weight | 0.225789 oz |
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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BUX98A
30A, 450V, NPN, Si, POWER TRANSISTOR, TO-3, TO-3, 2 PIN
Inventory:
7,586
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.




