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ONSEMI KSP44TA High-Voltage Transistor

The KSP44TA is an NPN epitaxial silicon transistor designed for high-voltage applications, offering a maximum collector-base voltage of 500V and a collector current of 300mA. It is suitable for power management and industrial use. With a collector-emitter voltage of 400V and high junction temperature ratings up to 150°C, this transistor is ideal for power switching and amplifier circuits in demanding industrial environments. The device features TO-92 packaging, bulk and tape & reel packing options, making it versatile for manufacturing and repair. Its thermal resistances support efficient heat dissipation, ensuring reliable operation in high-voltage power systems.

Authorized Distributors
Source:Newark
Part No:KSP44TA
Stock:165
Inv Date:06-10-2026
Price: Unit price: $0.638
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Source:DigiKey
Part No:KSP44TA
Stock:4000
Inv Date:06-10-2026
Price: Unit price: $0.14467
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Part No:KSP44TA
Stock:55
Inv Date:06-11-2026
Price: Unit price: $0.78
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Part No:KSP44TA
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.131
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Part No:KSP44TA
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.131
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Part No:KSP44TA
Stock:200000
Inv Date:06-10-2026
Price: Unit price: $0.133
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Source:Arrow EU
Part No:KSP44TA
Stock:6000
Inv Date:06-11-2026
Price: N/A
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Part No:KSP44TA
Stock:962
Inv Date:06-11-2026
Price: N/A
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ONSEMI KSP44TA High-Voltage Transistor Specifications:

  • Collector-Base Voltage: 500 V
  • Collector-Emitter Voltage: 400 V
  • Emitter-Base Voltage: 6 V
  • Collector Current: 300 mA
  • Junction Temperature: 150°C
  • Storage Temperature: -55 to 150°C
  • Power Dissipation: 625 mW at Ta=25°C
  • Power Dissipation (Pp): 1.5 W at Ta=25°C
  • Thermal Resistance, Junction-to-Case: 83.3 °C/W
  • Thermal Resistance, Junction-to-Ambient: 200 °C/W
  • Output Capacitance: 7 pF at 1 MHz
  • Transistor Package: TO-92
  • Maximum Operating Temperature: 150°C
  • Lead Packing: Bulk, Ammo, Tape & Reel

Buy the ON Semiconductor KSP44TA – Reliable High-Voltage Transistor for Industrial Applications

Purchase the high-performance KSP44TA transistor online today for your industrial power management and high-voltage switching projects. Designed for reliability with a collector-base voltage of 500V and a collector current of 300mA, this NPN epitaxial silicon transistor ensures excellent performance in demanding environments. Available in versatile TO-92 packages with bulk and tape & reel options, it delivers efficient heat dissipation and stable operation. Order now to benefit from fast shipping, genuine quality, and seamless integration into your manufacturing or repair processes, ensuring optimal uptime and device longevity.

Get ON Semiconductor KSP44TA today—built for high-voltage power switching and industrial reliability.

Frequently Asked Questions

Where can I buy ONSEMI KSP44TA?

You can click on the BUY or RFQ button to purchase KSP44TA from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part KSP44TA?

You can download the KSP44TA datasheet or visit the ONSEMI website for support.

Who is the manufacturer of KSP44TA?

ONSEMI

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