myMectronic
myMectronic

A Premier B2B Part Search

MULTICOMP PRO BUX48 High Power NPN Transistor

The BUX48 is a high-power NPN silicon transistor mounted in a TO-3 fully isolated package, ideal for switching and industrial applications such as switch mode power supplies and power converters. It features a collector-emitter voltage of 850V, a collector current of 15A, and a total dissipation of 175W at 25°C. With fast switching speeds, high voltage and current capabilities, it is suitable for flyback and forward low power converters, and high voltage switching in industrial environments. Durable and reliable for demanding power management tasks.

Authorized Distributors
Part No:BUX48
Stock:0
Inv Date:06-08-2026
Price: N/A
Buy/RFQ:
Part No:BUX48
Stock:0
Inv Date:06-07-2026
Price: Unit price: $7.14
Buy/RFQ:

MULTICOMP PRO BUX48 High Power NPN Transistor Specifications:

  • Collector-Emitter Voltage: 850V
  • Collector-Emitter Voltage (Vceo): 400V
  • Emitter-Base Voltage (VEBO): 7V
  • Collector Current (Io): 15A
  • Collector Peak Current: 30A
  • Collector Peak Current (Non Repetitive): 55A
  • Base Current (Ip): 4A
  • Base Peak Current: 20A
  • Total Dissipation at Tc = 25°C: 175W
  • Storage Temperature Range: -65°C to 200°C
  • Max. Operating Junction Temperature: 200°C
  • Thermal Resistance Junction-Case (Rthj-case): 1°C/W
  • Dimensions Range: A: 0.433-0.516 inches, B: 0.038-0.045 inches, C: 0.59-0.065 inches, D: 0.327-0.351 inches, E: 19-20 mm, G: 0.421-0.437 inches, N: 0.649-0.677 inches, P: 25-26 mm, R: 0.157-0.161 inches, U: 1.515-1.547 inches, V: 1.187-1.193 inches
  • Operating Temperature: -65°C to 200°C
  • Switching Times: Turn-on time 1-us, Storage time 2-3us, Fall time 0.8-0.16us
  • Package: TO-3

Buy the Farnell BUX48 U– Reliable High-Voltage NPN Transistor for Industrial Applications

Order the Farnell BUX48 online today to access a high-power NPN transistor designed for demanding industrial power applications. It features a collector-emitter voltage of 850V, collector current of 15A, and a maximum dissipation of 175W at 25°C. Its fast switching speeds make it ideal for switch mode power supplies, high voltage switching, and power converters. Engineered for durability and efficiency, this TO-3 packaged transistor ensures reliable performance in industrial environments. Purchase now for quick delivery and trusted quality.

Get Farnell BUX48 today—built for high power switching and industrial reliability, perfect for power supplies and converters.

Frequently Asked Questions

Where can I buy MULTICOMP PRO BUX48?

You can click on the BUY or RFQ button to purchase BUX48 from an authorized MULTICOMP PRO distributor.

How do I troubleshoot issues or seek technical support for part BUX48?

You can download the BUX48 datasheet or visit the MULTICOMP PRO website for support.

Who is the manufacturer of BUX48?

MULTICOMP PRO

MULTICOMP PRO Part List

Browse and search other MULTICOMP PRO parts, locate datasheets and stock

Sponsored by