SKU: SENS-3903
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XBLW DS18B20(XBLW) TO-92 Digital Temperature Sensor -55℃~+125℃ ±0.4℃ Single Bus

₹104.00 (Inclusive of all taxes)
Out of Stock

The XBLW DS18B20 is a high-precision digital temperature sensor in a TO-92 package, utilizing a 1-Wire communication protocol for easy interfacing with microcontrollers like Arduino, Raspberry Pi, and ESP32. It operates from 2.5V to 5.5V and provides accurate temperature readings from -55°C to +125°C with a typical accuracy of ±0.4°C.

Features

  • High Accuracy Digital Sensor with ±0.4°C Precision
  • Wide Operating Range from -55°C to +125°C
  • Simple 1-Wire (Single Bus) Digital Interface
  • Low Power Consumption for Battery-Powered Applications
  • Compact TO-92 Package for Easy Integration

Out of stock

Description

The DS18B20 from XBLW is a digital thermometer that provides 9 to 12-bit Celsius temperature measurements via a single-bus communication protocol. This sensor communicates over a 1-Wire interface, requiring only one data line (and ground) for communication with a host processor, significantly simplifying wiring in multi-point sensing applications. Its integrated analog-to-digital converter ensures stable and reliable readings.

Housed in a standard TO-92 package, the sensor is robust and suitable for a wide range of environmental conditions. Its wide supply voltage range of 2.5V to 5.5V makes it compatible with both 3.3V and 5V logic systems commonly found in development boards and industrial controllers. The sensor’s low power consumption and programmable resolution allow for optimization between conversion speed and power usage.

Key Features

  • Digital 1-Wire Interface: Simplifies wiring and enables multi-drop capability for daisy-chaining multiple sensors on a single bus.
  • High Measurement Accuracy: Delivers temperature readings with a typical accuracy of ±0.4°C across the specified range.
  • Wide Operating Voltage: Supports 2.5V to 5.5V DC, ensuring compatibility with 3.3V and 5V microcontroller platforms.
  • Extended Temperature Range: Functions reliably in harsh environments from -55°C to +125°C.
  • User-Configurable Resolution: Programmable resolution from 9 to 12 bits for balancing precision and conversion time.
  • Parasitic Power Mode: Can derive power directly from the data line, eliminating the need for a local power supply.
  • Compact & Standard Package: TO-92 through-hole package facilitates easy PCB mounting and prototyping.

Applications

  • HVAC System Temperature Monitoring and Control
  • Industrial Process Control and Equipment Temperature Sensing
  • Environmental Data Logging for Weather Stations
  • Temperature Monitoring in Consumer Appliances and Electronics
  • Battery Temperature Management in Power Systems

Technical Specifications

Manufacturer / BrandXBLW
Manufacturer Part Number (MPN)DS18B20
Sensor TypeDigital Temperature Sensor
Operating Temperature Range-55°C to +125°C
Accuracy±0.4°C (typical)
Supply Voltage2.5V to 5.5V DC
Communication Interface1-Wire (Single Bus)
Package / CaseTO-92
Resolution (Programmable)9 to 12 bits
ComplianceROHS

Frequently Asked Questions

What is the communication protocol for the DS18B20 sensor?

The DS18B20 uses a 1-Wire (Single Bus) digital communication protocol. This requires only a single data line (plus ground) for bidirectional communication, allowing multiple sensors to be connected and addressed on the same bus, which simplifies system wiring significantly.

What is the operating voltage range for this sensor?

The sensor operates from a supply voltage of 2.5V to 5.5V DC. This wide range makes it directly compatible with both 3.3V logic systems (like Raspberry Pi or ESP32) and traditional 5V microcontroller boards like Arduino Uno without requiring a level shifter.

How accurate is the DS18B20 temperature measurement?

The XBLW DS18B20 provides a typical accuracy of ±0.4°C across its full operating range of -55°C to +125°C. Accuracy can be influenced by external factors, and for critical applications, refer to the datasheet for detailed error specifications and consider system calibration.

Can I connect multiple DS18B20 sensors to one microcontroller pin?

Yes, the 1-Wire protocol supports multi-drop capability. You can connect many DS18B20 sensors to a single microcontroller data pin, with each sensor having a unique 64-bit serial code for individual addressing, enabling scalable temperature monitoring networks.

Package Includes

  • 1 x XBLW DS18B20(XBLW) TO-92 Temperature Sensor

Additional Information

Weight 0.01 kg
Dimensions 10 × 8 × 4 cm