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ONSEMI MMBT6429LT1G High-speed Amplifier Transistor

This NPN silicon amplifier transistor features high collector-emitter voltage ratings and excellent DC current gain, suitable for automotive and industrial applications. Qualified under AEC-Q101 standards, it is Pb-Free, Halogen and BFR Free, ensuring environmentally friendly usage. The device operates reliably within its maximum ratings, with a collector-emitter voltage of 50V (6428LT1G) and 45V (6429LT1G). It provides robust thermal characteristics, with total device dissipation of 300mW on alumina substrates, and features low saturation voltage and high gain, ideal for switching and amplification in compact electronic modules.

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Part No:MMBT6429LT1G
Stock:3245
Inv Date:06-10-2026
Price: Unit price: $0.016
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Part No:MMBT6429LT1G.
Stock:39000
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Part No:MMBT6429LT1G
Stock:26543
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Price: Unit price: $0.17
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Part No:MMBT6429LT1G
Stock:29916
Inv Date:06-11-2026
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Part No:MMBT6429LT1G
Stock:12000
Inv Date:06-10-2026
Price: Unit price: $0.0367
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Part No:MMBT6429LT1G
Stock:12000
Inv Date:06-10-2026
Price: Unit price: $0.0367
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Part No:MMBT6429LT1G
Stock:24000
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Price: Unit price: $0.0236
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Part No:MMBT6429LT1G
Stock:33198
Inv Date:06-11-2026
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ONSEMI MMBT6429LT1G High-speed Amplifier Transistor Specifications:

  • Collector-Emitter Voltage: 50 V (6428LT1G), 45 V (6429LT1G)
  • Collector-Base Voltage: 60 V (6428LT1G), 55 V (6429LT1G)
  • Emitter-Base Voltage: 60 V
  • Collector Current: 200 mA continuous
  • Total Device Dissipation: 300 mW on alumina substrate
  • Junction-to-Ambient Thermal Resistance: 47 °C/W
  • Operating Temperature Range: -55°C to +150°C
  • Case Style: SOT-23 (TO-236)
  • Pb-Free, Halogen Free, BFR Free, RoHS Compliant
  • DC Current Gain (hFE): 250 - 650 (varies with collector current and temperature)
  • Saturation Voltage (VCE(sat)): 0.2V at 10mA collector current
  • Input Capacitance: 8 pF, Output Capacitance: 3 pF
  • Transition frequency (fT): 100 - 700 MHz
  • Package Quantity: 3000 Tape & Reel per part
  • Storage Temperature Range: -55°C to +150°C

Buy the ON Semiconductor MMBT6429LT1G – Reliable Amplifier Transistor for Industrial Applications

Order the ON Semiconductor MMBT6429LT1G online now to benefit from high current gain, low saturation voltage, and durable thermal characteristics. This high-quality amplifier transistor is ideal for industrial automation, automotive electronics, and switching applications. With environmentally friendly RoHS compliance and a Pb-Free design, it ensures safety and compliance with industry standards. Its compact SOT-23 package allows easy inclusion in small form-factor devices, providing robust performance, stability across operating temperatures, and high reliability. Purchase online today for swift delivery.

Get ON Semiconductor MMBT6429LT1G today—built for precision, high gain, and reliable performance in industrial and automotive circuits.

Frequently Asked Questions

Where can I buy ONSEMI MMBT6429LT1G?

You can click on the BUY or RFQ button to purchase MMBT6429LT1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MMBT6429LT1G?

You can download the MMBT6429LT1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MMBT6429LT1G?

ONSEMI

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