Renesas Electronics Corporation

HS3004

HS3004 Description

The HS3004 by Renesas Electronics Corporation is a high-precision, surface-mount humidity and temperature sensor designed for demanding industrial and consumer applications. Part of the HS300x series, this obsolete but reliable sensor offers ±3.5% RH accuracy across a 0–100% RH range, with a 14-bit digital output (I2C interface) for precise environmental monitoring. Operating from 1.8V to 5.5V, it is optimized for low-power systems while maintaining a fast 6-second response time. The sensor is RoHS3 compliant, REACH unaffected, and rated for MSL 3 (168 hours), ensuring durability in humid environments.

HS3004 Features

• High Accuracy: ±3.5% RH tolerance ensures reliable humidity measurements.
• Wide Voltage Range: Operates from 1.8V to 5.5V, compatible with low-power and battery-powered devices.
• Fast Response: 6-second reaction time for real-time environmental tracking.
• Digital Output: 14-bit I2C interface simplifies integration with microcontrollers.
• Robust Construction: Surface-mount design with MSL 3 rating for resilience in humid conditions.
• Regulatory Compliance: RoHS3, REACH unaffected, and EAR99 classification for global deployment.

HS3004 Applications

The HS3004 excels in applications requiring stable, high-resolution humidity sensing, such as:

• HVAC systems for climate control and energy efficiency.
• Medical devices where precise humidity monitoring is critical.
• Industrial automation for process control in manufacturing.
• Smart home devices like thermostats and air quality monitors.
• Portable electronics due to its low-voltage operation and compact footprint.

Conclusion of HS3004

Though marked obsolete, the HS3004 remains a competitive choice for engineers seeking a high-accuracy, low-power humidity sensor with robust performance. Its I2C interface, wide operating voltage, and fast response make it ideal for legacy designs or applications where reliability outweighs the need for the latest components. Renesas' reputation for quality ensures this sensor meets stringent environmental and regulatory standards, making it a dependable solution for precision sensing needs.