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ONSEMI BC550CTA High-Voltage NPN Transistor

The BC550C is an NPN epitaxial silicon transistor ideal for high-voltage switching and amplification applications. Featuring low noise levels, it operates at a collector-emitter voltage of 45 V and a collector current of 100 mA. Designed for reliable performance, it suits various electronic projects requiring a high-gain, low-noise transistor with robust power dissipation. Compatible with complementary transistors like BC556, BC557, and BC558, it offers a versatile solution for analog and switching circuits in industrial and consumer electronics.

Authorized Distributors
Source:Newark
Part No:BC550CTA
Stock:4000
Inv Date:06-10-2026
Price: Unit price: $0.028
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Source:DigiKey
Part No:BC550CTA
Stock:12911
Inv Date:06-10-2026
Price: Unit price: $0.28
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Part No:BC550CTA
Stock:26276
Inv Date:06-11-2026
Price: Unit price: $0.28
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Part No:BC550CTA
Stock:32000
Inv Date:06-10-2026
Price: Unit price: $0.0788
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Part No:BC550CTA
Stock:32000
Inv Date:06-10-2026
Price: Unit price: $0.0788
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Part No:BC550CTA
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0354
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Source:Arrow EU
Part No:BC550CTA
Stock:26000
Inv Date:06-11-2026
Price: N/A
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Part No:BC550CTA
Stock:1720
Inv Date:06-11-2026
Price: N/A
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ONSEMI BC550CTA High-Voltage NPN Transistor Specifications:

  • Collector-Base Voltage: 50 V
  • Collector-Emitter Voltage: 45 V
  • Emitter-Base Voltage: 5 V
  • Collector Current: 100 mA
  • Power Dissipation: 500 mW
  • Junction Temperature: 150°C
  • Storage Temperature Range: -65°C to +150°C
  • Gain Bandwidth Product: 300 MHz
  • Output Capacitance: 6.0 pF
  • Input Capacitance: 9 pF
  • Collector Saturation Voltage: 250-600 mV
  • Base-Emitter Saturation Voltage: 900-700 mV
  • Current Gain (hFE): 110 to 800 at VCE=5V, IC=2mA

Buy the Buy FAIRCHILD BC550CTA Part Number BC550CTA Online

Discover the reliable and versatile FAIRCHILD BC550CTA NPN transistor available for online purchase. Designed for high-voltage switching and low-noise amplification, it operates at 45 V collector-emitter voltage with 100 mA collector current, making it suitable for various electronics applications. Its robust architecture ensures excellent performance in industrial, consumer, and analog circuit designs. Purchase now to enhance your electronic projects with this high-gain, durable transistor, backed by FAIRCHILD's trusted quality and technical support for seamless integration.

Order your FAIRCHILD Series BC550CTA transistor today and ensure your projects benefit from high-voltage switching and low-noise amplification reliability.

Frequently Asked Questions

Where can I buy ONSEMI BC550CTA?

You can click on the BUY or RFQ button to purchase BC550CTA from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part BC550CTA?

You can download the BC550CTA datasheet or visit the ONSEMI website for support.

Who is the manufacturer of BC550CTA?

ONSEMI

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