DS18B20+ Temperature Sensor - Equivalent & Substitute Parts

Part Overview

The DS18B20+ is a digital temperature sensor manufactured by Analog Devices Inc./Maxim Integrated, designed for local temperature measurement applications across the -55°C to 125°C range. This component operates via 1-Wire® protocol and is packaged in TO-92-3 (TO-226AA) through-hole configuration. The part maintains Active product status with full ROHS3 compliance and REACH unaffected designation, making it suitable for current production and replacement applications where digital temperature sensing with programmable resolution is required.

Substiute Parts

DS18B20+

Analog Devices Inc./Maxim IntegratedIn Stock: 55280DS18B20+ Datasheet

Current PartRFQ

DS18B20+

Analog Devices Inc./Maxim IntegratedIn Stock: 55280DS18B20+ Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution for the DS18B20+ is determined by strict equivalence across the following critical parameters:

• Sensor Type & Protocol: Digital temperature sensor with 1-Wire® interface
• Temperature Range: Local sensing capability from -55°C to 125°C
• Resolution: 12-bit digital output
• Supply Voltage: 3V to 5.5V operating range
• Package Configuration: TO-92-3 through-hole mounting
• Accuracy Specification: ±0.5°C within -10°C to 85°C test conditions
• Compliance Status: ROHS3 compliant, REACH unaffected

The DS18B20+ serves as both the primary reference part and its direct equivalent. No alternative part numbers are provided in the substitute list that differ from the main part specification.

Parameter Comparison

Engineering Selection Recommendations

The DS18B20+ maintains Active product status with full regulatory compliance (ROHS3 compliant, REACH unaffected). Selection of this component for temperature sensing applications is supported by its established manufacturing status and compliance certifications. The part is suitable for direct replacement in existing designs and new production applications requiring 1-Wire® digital temperature measurement within the specified -55°C to 125°C operating range.

Frequently Asked Questions (FAQ)

Q: What defines compatibility for DS18B20+ substitution? A: Compatibility requires matching sensor type (digital, local), 1-Wire® protocol, 12-bit resolution, -55°C to 125°C temperature range, 3V to 5.5V supply voltage, and TO-92-3 through-hole package configuration.

Q: Is the DS18B20+ suitable for new production designs? A: Yes. The part maintains Active product status with ROHS3 compliance and REACH unaffected designation, qualifying it for current production applications.

Q: What is the accuracy specification for the DS18B20+? A: The sensor provides ±0.5°C accuracy within the -10°C to 85°C test condition range, with ±2°C accuracy across the full -55°C to 125°C operating temperature span.

Q: Can the DS18B20+ operate at 3V supply voltage? A: Yes. The component operates across the 3V to 5.5V supply voltage range, supporting both 3.3V and 5V logic systems.

Q: What is the package configuration for the DS18B20+? A: The part is supplied in TO-92-3 (TO-226AA) through-hole package, suitable for breadboard prototyping and PCB through-hole assembly.