SKU: SENS-3861
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Analog Devices MAX6501UKP125+T Temperature Sensor IC, Open Drain, ±0.5°C, -55°C to 125°C, SOT-23-5

₹115.00 (Inclusive of all taxes)
Out of Stock

The Analog Devices MAX6501UKP125+T is a high-accuracy, digital-output temperature sensor IC in a compact SOT-23-5 package. Featuring an open-drain output with a user-programmable trip point, it is designed for system monitoring, thermal protection, and fan control in 3.3V and 5V logic environments, including embedded systems and industrial controllers.

Features

  • High-Accuracy Digital Sensor: Delivers ±0.5°C accuracy (typ.) from +25°C to +125°C for precise thermal monitoring.
  • User-Programmable Trip Point: Open-drain output asserts when temperature exceeds a factory-preset threshold of +125°C.
  • Wide Operating Range: Functions from -55°C to +125°C (measured) with an operating supply range of 2.7V to 5.5V.
  • Compact SOT-23 Package: Space-saving 5-pin SOT-23 footprint ideal for high-density PCB layouts.
  • Low-Power Operation: Optimized for power-sensitive applications requiring reliable overtemperature protection.

Out of stock

Description

The MAX6501UKP125+T is a precision temperature switch that integrates a bandgap temperature sensor with a comparator and open-drain output. Its digital output simplifies interface logic, eliminating the need for an external ADC. The device is factory-programmed to trip at +125°C, making it a dedicated solution for overtemperature shutdown and fan control circuits.

Built with Analog Devices’ advanced CMOS process, the sensor provides excellent accuracy and stability over its full operating temperature range. The wide 2.7V to 5.5V supply range ensures compatibility with both 3.3V and 5V system rails. Its miniature SOT-23-5 package is suitable for space-constrained applications across consumer electronics, computing, and industrial automation.

Key Features

  • Factory-Preset Temperature Threshold at +125°C for dedicated protection.
  • Excellent Temperature Accuracy of ±0.5°C typical (specific range per datasheet).
  • Open-Drain Output allows easy interfacing and wired-OR configuration with other signals.
  • Broad Supply Voltage Range from 2.7V to 5.5V for versatile system integration.
  • Extended Operational Temperature Range from -55°C to +135°C.
  • Ultra-Compact SOT-23-5 Surface-Mount Package.
  • Low Supply Current for energy-efficient design.
  • MSL Rating and SVHC Compliance information provided for manufacturing.

Applications

  • Overtemperature Protection and Shutdown Circuits in Power Supplies and Motor Drives.
  • Thermal Management and Fan Control in Computing Equipment and Servers.
  • System Health Monitoring in Industrial PLCs, Embedded Controllers, and IoT Devices.
  • Battery Pack Temperature Monitoring and Safety Cutoff.
  • Consumer Electronics Thermal Regulation and Fault Detection.

Technical Specifications

Manufacturer Part NumberMAX6501UKP125+T
BrandAnalog Devices
Sensor Output TypeDigital (Open Drain)
Accuracy±0.5°C (Typical, see datasheet for full range)
Measured Temperature Range-55°C to +125°C
Operating Temperature Range-55°C to +135°C
Trip Temperature (Factory Set)+125°C
Supply Voltage Range2.7V to 5.5V
Case/PackageSOT-23
Number of Pins5
Number of Channels1
MSL / QualificationSee Datasheet
SVHC ComplianceNo SVHC (27-Jun-2024)

Frequently Asked Questions

What is the factory-set trip temperature for the MAX6501UKP125+T?

The MAX6501UKP125+T is factory-programmed with a fixed temperature threshold of +125°C. When the sensed temperature exceeds this point, the open-drain output becomes active (asserts low). This preset value makes it ideal for dedicated overtemperature protection circuits without requiring user configuration.

What is the operating supply voltage range for this temperature sensor IC?

The sensor operates from a wide supply voltage range of 2.7V to 5.5V. This makes it directly compatible with common 3.3V and 5V logic levels found in microcontrollers, FPGAs, and industrial logic systems, simplifying power supply design.

How do I interface the open-drain output with my microcontroller?

The open-drain output requires an external pull-up resistor (typically 10kΩ) to your logic supply voltage (VCC). Connect the output pin to a microcontroller GPIO configured as a digital input. The pin will be pulled low when the temperature exceeds the +125°C trip point and high otherwise.

Can this sensor be used for continuous temperature measurement?

No, the MAX6501UKP125+T is designed as a temperature switch, not a thermometer. It provides a digital on/off signal based on its preset threshold. For continuous temperature reading, consider a sensor with an analog voltage output or a digital interface like I2C.

Package Includes

  • 1 x Analog Devices MAX6501UKP125+T Temperature Sensor IC (SOT-23-5).

Additional Information

Weight 0.01 kg
Dimensions 0.7 × 0.5 × 0.3 cm