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ONSEMI BC33740BU NPN Transistor

The BC33740BU is an NPN epitaxial silicon transistor suitable for audio driver stages, low-power output applications, switching, and amplification. It is a complement to the BC327 and is commonly used in audio, power management, and industrial applications. Please note that market demand may lead to extended lead times and fluctuating delivery dates. The product is not eligible for discounts.

Authorized Distributors
Source:Newark
Part No:BC33740BU
Stock:12
Inv Date:06-10-2026
Price: Unit price: $0.273
Buy/RFQ:
Source:DigiKey
Part No:BC33740BU
Stock:9501
Inv Date:06-10-2026
Price: Unit price: $0.29
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Part No:BC33740BU
Stock:27557
Inv Date:06-11-2026
Price: Unit price: $0.29
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Part No:BC33740BU
Stock:5000
Inv Date:06-10-2026
Price: Unit price: $0.0604
Buy/RFQ:
Part No:BC33740BU
Stock:5000
Inv Date:06-10-2026
Price: Unit price: $0.0604
Buy/RFQ:
Part No:BC33740BU
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0524
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Source:Arrow EU
Part No:BC33740BU
Stock:11225
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:
Part No:BC33740BU
Stock:2848
Inv Date:06-11-2026
Price: N/A
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ONSEMI BC33740BU NPN Transistor Specifications:

  • Collector-Emitter Voltage: 50 V
  • Emitter-Base Voltage: 5 V
  • Collector Current (DC): 800 mA
  • Power Dissipation: 625 mW
  • Thermal Resistance, Junction-to-Ambient: 200 °C/W
  • Junction Temperature: 150 °C
  • Storage Temperature: -55 to 150 °C
  • Packaging: TO-92, available in Bulk, Ammo, Tape & Reel
  • Mechanical Dimensions: conforms to JEDEC TO-92 standards, typical lead length 4.32 mm, width 2.54 mm, height 15.62 mm
  • Operating parameters are tested at 25°C, with maximum collector-emitter voltage of 50 V, and maximum collector current of 800 mA

Buy the Fairchild Series BC Series NPN Transistor: BC33740BU

Purchase the Fairchild BC33740BU transistor online today and ensure high-quality, reliable performance in audio driver, switching, and amplification applications. This NPN epitaxial silicon transistor offers excellent switching capabilities and low-power operation, making it ideal for industrial and power management projects. Available in various packaging options, it guarantees compatibility with numerous circuit designs. Secure your supply now and benefit from fast shipping, authentic parts, and industry-leading performance, perfect for enhancing your electronic application with proven reliability.

Buy Fairchild BC33740BU now and experience unmatched reliability and performance in audio amplification and low-power switching.

Frequently Asked Questions

Where can I buy ONSEMI BC33740BU?

You can click on the BUY or RFQ button to purchase BC33740BU from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part BC33740BU?

You can download the BC33740BU datasheet or visit the ONSEMI website for support.

Who is the manufacturer of BC33740BU?

ONSEMI

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