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ONSEMI BC638TA PNP Bipolar Transistor

This PNP epitaxial silicon bipolar transistor is designed for use in linear and switching applications. It is suitable for ESD protection, polarity reversal protection, data line protection, inductive load protection, and steering logic applications. Featuring a collector-emitter voltage of -60 V, collector current of 1 A, and a junction temperature of 150°C, the BC638TA offers reliable performance in diverse electronic circuits. Its package type is TO-92, available in bulk, tape, and reel packing, making it an essential component for various electronic device assemblies.

Authorized Distributors
Source:Newark
Part No:BC638TA
Stock:65
Inv Date:06-10-2026
Price: Unit price: $0.35
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Source:DigiKey
Part No:BC638TA
Stock:6000
Inv Date:06-11-2026
Price: Unit price: $0.07724
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Source:DigiKey
Part No:BC638TA
Stock:8816
Inv Date:06-11-2026
Price: Unit price: $0.08
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Part No:BC638TA
Stock:9411
Inv Date:06-11-2026
Price: Unit price: $0.36
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Part No:BC638TA
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0502
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Source:Arrow EU
Part No:BC638TA
Stock:14000
Inv Date:06-11-2026
Price: N/A
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Part No:BC638TA
Stock:12000
Inv Date:06-11-2026
Price: N/A
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ONSEMI BC638TA PNP Bipolar Transistor Specifications:

  • Collector-Emitter Voltage at Ree = 1 KΩ: -60 V
  • Collector-Emitter Voltage: -60 V
  • Collector-Emitter Voltage: -60 V
  • Emitter-Base Voltage: 56 V
  • Collector Current: 1 A
  • Peak Collector Current: 1.5 A
  • Junction Temperature: 150°C
  • Storage Temperature: -65 to 150°C
  • Power Dissipation: 1 W
  • Thermal Resistance, Junction-to-Ambient: 125 °C/W
  • Base-Emitter On Voltage: Approx. 0.6 V
  • Gain Bandwidth Product: 100 MHz
  • Collector-Emitter Saturation Voltage: 0.5 V

Buy the Buy ON Semiconductor BC638TA Part Number BC638TA Online

Purchase the ON Semiconductor BC638TA now for high-performance PNP transistor applications. This component is ideal for switching, linear circuits, and protection roles such as ESD, polarity reversal, and data line safeguarding. Its specifications include a collector-emitter voltage of -60 V, collector current of 1 A, and a junction temperature of 150°C, ensuring robustness in diverse environments. Available in TO-92 packages in bulk, tape, and reel packaging, this transistor is essential for reliable and efficient electronic designs, ensuring long-term durability and optimal performance.

Get ON Semiconductor BC638TA today—built for reliable switching and linear applications with high voltage and current capabilities.

Frequently Asked Questions

Where can I buy ONSEMI BC638TA?

You can click on the BUY or RFQ button to purchase BC638TA from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part BC638TA?

You can download the BC638TA datasheet or visit the ONSEMI website for support.

Who is the manufacturer of BC638TA?

ONSEMI

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