Temp Sensor, Digital, Soic-8; Sensor Output Type:Digital; Accuracy:± 0.5°C; Sensor Case/Package:Soic; No. Of Pins:8Pins; Supply Voltage Min:3V; Supply Voltage Max:5.5V; No. Of Channels:-; Resolution:12 Bits; Output Interface:1 Wirerohs Compliant: Yes |Analog Devices DS18B20Z+

DS18B20Z+ – Digital Temperature Sensor IC – Analog Devices

Optimize your thermal monitoring with the DS18B20Z+ digital temperature sensor from Analog Devices. This high-accuracy IC delivers reliable temperature readings via a single-wire interface, simplifying system integration while minimizing board space. Engineered for precision-critical applications, it features programmable resolution and alarm thresholds for versatile environmental control.

Key Features

• Digital 1-Wire® Interface: Single-bus communication reduces wiring complexity
• Wide Operating Range: -55°C to +125°C for extreme environments
• High Accuracy: ±0.5°C precision from -10°C to +85°C
• Programmable 12-Bit Resolution: Adjustable from 9 to 12 bits (0.5°C to 0.0625°C increments)
• Ultra-Low Power: Operates at 3V–5.5V for energy-sensitive designs
• Surface-Mount Package: 8-SOIC (3.90mm width) for compact PCB integration

Technical Specifications

This digital temperature sensor provides local temperature measurements with configurable alarm outputs via its 1-Wire serial interface. The device converts temperature directly into digital form with up to 12-bit resolution, featuring nonvolatile user-programmable upper/lower trigger points. Housed in an industry-standard 8-SOIC package, it maintains ±2°C accuracy across its full -55°C to 125°C range. Unique silicon serialization allows multiple sensors on one bus.

Typical Applications

• Industrial process control systems
• Medical equipment temperature monitoring
• HVAC and environmental sensing networks
• Server/rack thermal management
• Automotive climate control subsystems

About Analog Devices

Analog Devices (ADI) stands at the forefront of precision sensing technology, combining legacy expertise from Maxim Integrated with decades of signal processing innovation. As a global semiconductor leader, ADI maintains rigorous quality standards certified under automotive (AEC-Q100) and industrial compliance frameworks.

The company’s temperature sensor portfolio reflects deep application knowledge across medical, automotive, and industrial sectors. ADI consistently delivers products with industry-leading accuracy, low power consumption, and exceptional long-term reliability – making them the preferred choice for mission-critical thermal management solutions.

About Digital Temperature Sensors

Digital temperature sensors like the DS18B20Z+ convert thermal measurements directly into processed digital data, eliminating external signal conditioning circuitry. This integration significantly reduces design complexity versus analog sensors while improving noise immunity and measurement consistency across variable operating conditions.

1-Wire interface sensors offer particular advantages in distributed monitoring systems. Their single-bus architecture supports daisy-chaining of multiple sensors using minimal GPIO resources – ideal for space-constrained or cost-sensitive applications requiring multi-point temperature profiling, from PCB hot-spot detection to environmental mapping.

Packaging Information

Available in protective tube packaging for automated assembly processes. Contact PCX for reel options and kitting services.

Frequently Asked Questions

Question: How many DS18B20Z+ sensors can operate on one 1-Wire bus?
Answer: Up to 100+ sensors can share a single bus, each with a unique 64-bit ROM ID for individual addressing.

Question: What is the typical power consumption during temperature conversion?
Answer: Active current is 1.5mA maximum during conversions, dropping to 1μA in standby mode.

Question: Can this sensor operate in condensing environments?
Answer: Yes, its extended -55°C to 125°C range supports high-humidity applications when properly conformally coated.

Question: Is the alarm output functionality retained during power cycles?
Answer: Yes, user-programmable temperature limits are stored in nonvolatile EEPROM.

Question: How quickly does the DS18B20Z+ respond to temperature changes?
Answer: Conversion time ranges from 93.75ms (9-bit) to 750ms (12-bit resolution).

Question: Does PCX provide technical documentation?
Answer: Yes, download the full datasheet directly from our resource center.

Order Today for Reliable Temperature Sensing Solutions!

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Product images are representational only. Refer to datasheet for exact specifications.