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ONSEMI NCV1117ST18T3G Low Dropout Voltage Regulator

The NCV1117ST18T3G is a low dropout positive voltage regulator capable of providing over 1.0 A of output current with a maximum dropout voltage of 1.2 V at 800 mA. It features fixed output voltages including 18 V, and an adjustable option programmable from 1.25 V to 18.8 V with external resistors. The device incorporates thermal shutdown, output current limiting, and safe operating area protection. Packaged in SOT-223, it supports up to 20 V input, making it suitable for industrial, consumer electronics, and regulation applications, including power supplies and battery chargers.

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Source:Newark
Part No:NCV1117ST18T3G
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Inv Date:06-10-2026
Price: Unit price: $0.628
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Price: Unit price: $0.73
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Part No:NCV1117ST18T3G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.385
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Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.385
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Inv Date:06-10-2026
Price: Unit price: $0.164
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Source:Arrow EU
Part No:NCV1117ST18T3G
Stock:32000
Inv Date:06-11-2026
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Part No:NCV1117ST18T3G
Stock:2664
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ONSEMI NCV1117ST18T3G Low Dropout Voltage Regulator Specifications:

  • Output Voltage: 18 V (fixed), adjustable from 1.25 V to 18.8 V
  • Maximum Output Current: >1.0 A
  • Dropout Voltage: 1.2 V at 800 mA
  • Input Voltage Range: Up to 20 V
  • Protection: Thermal shutdown, overcurrent limiting, safe operating area
  • Package: SOT-223
  • Power Dissipation: Internally limited, maximum junction temperature 150°C
  • Thermal Resistance, Junction-to-Ambient: 160 °C/W
  • Reference Voltage: 1.25 V (adjustable devices)
  • Operating Temperature Range: -40°C to +125°C

Buy the ON Semiconductor Series NCV Voltage Regulator: NCV1117ST18T3G

Enhance your power management with the ON Semiconductor NCV1117ST18T3G, a robust low dropout voltage regulator providing over 1 A of current. It features thermal shutdown, overcurrent protection, and supports input voltages up to 20 V. Packaged in SOT-223, it is ideal for industrial, consumer, and embedded systems requiring stable voltage regulation. Easy to implement with external resistors for adjustable output, ensuring precise voltage control for various electronic projects and power supply designs.

Buy ON Semiconductor NCV1117ST18T3G now and experience unmatched reliability and performance in power regulation applications.

Frequently Asked Questions

Where can I buy ONSEMI NCV1117ST18T3G?

You can click on the BUY or RFQ button to purchase NCV1117ST18T3G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part NCV1117ST18T3G?

You can download the NCV1117ST18T3G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of NCV1117ST18T3G?

ONSEMI

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