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BU508AW

Part No BU508AW
Manufacturer STMicroelectronics
Catalog Transistors (BJT) - Single
Description TRANS NPN 700V 8A TO-247
Datasheet
Sample
Rohs State rohs
ECAD Module
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Categories Discrete Semiconductor Products
Manufacturer STMicroelectronics
Packaging Tube/Rail
Status Active
Transistor Polarity NPN
Maximum Current Collector 8A
VCEO Maximum Collector-Emitter Breakdown Voltage 700V
Max Vce (sat) 1V @ 1.6A, 4.5A
Collector Cut-off Current(Max) 200μA
Typical Gain (hFE) (Min) 10 @ 100mA, 5V
Maximum Power Dissipation 125W
Temperature Range - Operating 150°C (TJ)
Mounting Through Hole
Case / Package TO-247-3
Win Source Part Number 090748-BU508AW
Is this a common-used part? Yes
Popularity High
Supply and Demand Status Balance
Family Name BU508AW
Introduction Date March 02, 2007
ECCN EAR99
Country of Origin China
Halogen Free Compliant
Estimated EOL Date 2024
Ultra Librarian 3D Model Ultra Librarian BU508AW CAD Model

Description

The BU508AW is a high voltage, high-speed power transistor developed by STMicroelectronics, a global semiconductor leader known for its innovative and reliable products. This particular NPN transistor is designed to handle significant voltage and current, making it suitable for a variety of power applications, including lighting solutions, switching regulators, and power supply circuits.

Key Features

  • Voltage Capabilities: The BU508AW is capable of withstanding high voltage, with a collector-emitter voltage (Vceo) of 700V, ensuring robust performance in demanding situations.
  • Current Handling: This power transistor can handle a collector current (Ic) of up to 8A, making it suitable for applications that require high current handling capabilities.
  • Speed: With a transition frequency (fT) of 3MHz, the BU508AW offers high-speed switching, which is essential for efficient operation in high-frequency circuits.
  • SOT-199 Package: Enclosed in a SOT-199 package, also known as ISOWATT218, it ensures a compact footprint while providing excellent thermal performance and mechanical durability.
  • High Ruggedness: Its rugged design allows for reliable performance even under harsh conditions, making it a preferred choice for industrial applications.

Applications

The BU508AW transistor is versatile and can be used in a wide range of applications. Its ability to handle high voltages and currents with fast switching speeds makes it ideal for:

  • Horizontal deflection in high-resolution monitors and TVs
  • Switched-mode power supplies (SMPS)
  • Power regulators and converters
  • Motor control circuits
  • Lighting systems, including high-intensity discharge (HID) lamps

Conclusion

With its robust design and high-performance characteristics, the STMicroelectronics BU508AW high voltage NPN power transistor is a reliable component for designers and engineers looking to create efficient and durable power applications. Its combination of high voltage and current handling, speed, and ruggedness makes it an excellent choice for a wide variety of electronic designs.

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Pricing & Ordering

Quantity Unit Price Ext. Price
21+ $2.4545 $51.5445
50+ $2.0140 $100.7000
77+ $1.9511 $150.2347
106+ $1.8881 $200.1386
137+ $1.8252 $250.0524
184+ $1.6364 $301.0976
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
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Availability: 6,000 pieces
MOQ: 21 pcs
Order Increment : 600 pcs
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