BU208 The Siemens BU208 is an NPN silicon power transistor designed for fast switching horizontal deflection circuits. It offers a high collector-emitter voltage rating.
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BU208

Available from 1 distributors
Mfr Name: Siemens
Siemens
The Siemens BU208 is an NPN silicon power transistor designed for fast switching horizontal deflection circuits. It offers a high collector-emitter voltage rating.
Total Stock: 2 pcs
$ Price Range: $0.99

BU208 Available from 1 distributor

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BU208 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Power Dissipation
SVHC Present
Thermal Resistance

BU208 Description

Short technical summary and product information.

The BU208 from Siemens is a high-voltage NPN silicon power transistor manufactured using a multiepitaxial mesa process. It is specifically designed for applications requiring fast switching, such as horizontal deflection circuits in color televisions.

 

Key electrical characteristics include a maximum Collector-Emitter Voltage (V_CES) of 1500V and a Collector-Emitter Voltage (V_CEO) of 700V. The continuous collector current (I_C) is rated at 8.0A, with a peak collector current (I_CM) of 15A. Power dissipation (P_D) is 150W at 25°C.

 

This transistor operates within a junction temperature range of -65 to +175°C. The TO-3 case package is suitable for power applications. The BU208 is designed for reliable performance in demanding electronic circuits.

BU208 Quick Information

Product Type: NPN Silicon Power Transistor
Canonical Name: BU208 NPN Silicon Power Transistor
Subcategory: NPN

BU208 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

BU208 Estimated Pricing

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1+ $0.99 $0.99

Estimated market price range - modelled values for guidance only, not live distributor offers.

BU208 Features

  • High voltage NPN silicon power transistor.
  • Designed for fast switching applications.
  • 1500V Collector-Emitter Voltage (V_CES).
  • 8.0A Continuous Collector Current (I_C).
  • 150W Power Dissipation (P_D).

BU208 Applications

  • Used in high-voltage power supply circuits.
  • Suitable for horizontal deflection in CRT displays.
  • Ideal for switching inverters and converters.
  • Employed in industrial motor control systems.

BU208 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum collector-emitter voltage of the BU208?

The maximum collector-emitter voltage (V_CES) is 1500V at 25°C.

What is the continuous collector current rating?

The continuous collector current (I_C) is 8.0A at 25°C.

What is the power dissipation of the BU208?

The maximum power dissipation is 150W at 25°C case temperature.

What is the operating junction temperature range?

The operating and storage junction temperature range is -65°C to +175°C.

What package is the BU208 available in?

The BU208 is available in a TO-3 metal package.

What is the typical transition frequency?

The typical transition frequency (fT) is 7.0 MHz at V_CE=5V, I_C=100mA.

What is the collector-emitter saturation voltage?

For the BU208, the maximum V_CE(SAT) is 5.0V at I_C=4.5A, I_B=2.0A. For the BU208A variant, it is 1.0V.

BU208 Alternate Parts

Same form/fit/function or matching attribute configuration across different manufacturers.
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BU208
BU208
Telefunken
The Telefunken BU208 is a high-voltage NPN silicon power transistor designed for fast switching applications. It features a TO-3 package and is suitable for horizontal deflection circuits.
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