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STMICROELECTRONICS BU931P High Voltage Ignition Driver

The BU931 series comprises high-voltage ignition coil drivers featuring robust bipolar Darlington transistors suitable for automotive electronic ignition systems. These devices, housed in TO-3, TO-220, and TO-247 packages, provide high junction temperature tolerance and rugged performance. With collector-emitter voltages up to 500V and collector currents reaching 15A, they are ideal for controlling inductive loads. The BU931 series ensures reliable operation in demanding environments, offering efficient switching and thermal stability, making them essential components in automotive ignition and high-voltage switching applications.

Authorized Distributors
Source:Newark
Part No:BU931P
Stock:2468
Inv Date:06-11-2026
Price: Unit price: $5.43
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Source:DigiKey
Part No:BU931P
Stock:29
Inv Date:06-11-2026
Price: Unit price: $4.97
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Part No:BU931P
Stock:0
Inv Date:06-12-2026
Price: N/A
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Part No:BU931P
Stock:0
Inv Date:06-11-2026
Price: Unit price: $5.63
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Part No:BU931P
Stock:0
Inv Date:06-11-2026
Price: Unit price: $1.5
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Source:Arrow EU
Part No:BU931P
Stock:240
Inv Date:06-12-2026
Price: N/A
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Part No:BU931P
Stock:6
Inv Date:06-12-2026
Price: N/A
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STMICROELECTRONICS BU931P High Voltage Ignition Driver Specifications:

  • Collector-emitter voltage: 500 V
  • Collector-emitter voltage (Vceo): 400 V
  • Emitter-base voltage: 5 V
  • Collector current: 15 A
  • Collector peak current: 30 A
  • Base current: 1 A
  • Base peak current: 5 A
  • Total dissipation at Tj=25°C: 175 W
  • Storage temperature range: -65°C to 200°C
  • Max. operating junction temperature: 200°C
  • Thermal resistance junction-case: 1°C/W
  • Package options: TO-3, TO-220, TO-247
  • Vceo (Collector-emitter voltage): 400 V
  • Vces (Collector-emitter sustaining voltage): 400 V
  • Veco (Emitter-base voltage): 5 V

Buy the Buy STMicroelectronics BU931P Part Number BU931P Online

Purchase the STMicroelectronics BU931P high-voltage ignition driver online to enhance your automotive electronic ignition systems. Designed with rugged bipolar Darlington transistors, it offers high collector-emitter voltages up to 500V and currents up to 15A, ensuring reliable switching of inductive loads. Available in durable packages like TO-3, TO-220, and TO-247, the BU931P provides excellent thermal stability and high-temperature operation. Order now to benefit from fast delivery and competitive pricing, making it an essential component for automotive engineers and electronic designers seeking dependable high-voltage switching solutions.

Order your STMicroelectronics Series BU931P high-voltage ignition driver today and ensure reliable, efficient performance in automotive ignition and switching applications.

Frequently Asked Questions

Where can I buy STMICROELECTRONICS BU931P?

You can click on the BUY or RFQ button to purchase BU931P from an authorized STMICROELECTRONICS distributor.

How do I troubleshoot issues or seek technical support for part BU931P?

You can download the BU931P datasheet or visit the STMICROELECTRONICS website for support.

Who is the manufacturer of BU931P?

STMICROELECTRONICS

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