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ONSEMI NCT218MTR2G Temperature Monitor

The NCT218 is a low-voltage, high-accuracy dual-channel digital temperature monitor with I²C interface, capable of measuring local and remote temperatures from -40°C to +125°C. It features automatic resistance cancellation up to 500 Q, configurable alert and therm pins for overtemperature limits, and low power consumption with sleep modes. Ideal for thermal management in smartphones, tablets, and satellite devices, it provides reliable temperature data, fault detection, and communication through a standard 2-wire interface, ensuring system safety and efficient cooling control.

Authorized Distributors
Source:Newark
Part No:NCT218MTR2G
Stock:1914
Inv Date:06-10-2026
Price: Unit price: $1.53
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Source:DigiKey
Part No:NCT218MTR2G
Stock:5103
Inv Date:06-10-2026
Price: Unit price: $1.54
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Part No:NCT218MTR2G
Stock:4348
Inv Date:06-11-2026
Price: Unit price: $1.54
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Part No:NCT218MTR2G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.376
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Part No:NCT218MTR2G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.376
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Source:Arrow EU
Part No:NCT218MTR2G
Stock:12000
Inv Date:06-11-2026
Price: N/A
Buy/RFQ:

ONSEMI NCT218MTR2G Temperature Monitor Specifications:

  • Supply Voltage: 1.4 V to 2.75 V
  • Operating Temperature Range: -40°C to +125°C
  • Temperature Measurement Accuracy: ±1°C (remote), ±1.75°C (ambient)
  • Remote and local temperature sensors with 10-bit resolution
  • Series resistance cancellation up to 500 Q
  • Conversion rate: Up to 16 conversions/sec, programmable
  • Low quiescent current: Max 20 µA in shutdown
  • Thermal hysteresis: Adjustable, default 10°C
  • Alarms: Configurable ALERT and THERM pins, active low
  • Communication: 2-wire I²C, address 0x4C/0x4D
  • Fault detection: Open circuit detection on remote diode
  • Package: WDFN8 & WLCSP8, Pb-Free
  • Max Junction Temperature: 150°C
  • Protection: ESD 2000 V (Human Body Model)

Buy the ON Semiconductor Series NCT218 Temperature Monitor: NCT218MTR2G

Purchase the ON Semiconductor NCT218MTR2G today and ensure accurate thermal management for your devices. This compact, low-voltage, dual-channel temperature monitor offers high accuracy, automatic resistance cancellation, configurable alarms, fault detection, and low power consumption. Designed for smartphones, tablets, and satellite systems, it provides reliable operation across a wide temperature range. Easy to integrate via I²C interface, the NCT218 ensures system safety and efficient cooling control. Order now for dependable thermal monitoring in your applications.

Get ON Semiconductor NCT218MTR2G today—built for precision, low power, and reliable thermal management in compact electronic systems.

Frequently Asked Questions

Where can I buy ONSEMI NCT218MTR2G?

You can click on the BUY or RFQ button to purchase NCT218MTR2G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part NCT218MTR2G?

You can download the NCT218MTR2G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of NCT218MTR2G?

ONSEMI

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