BH1790GLC-E2

The BH1790GLC-E2 is a high-sensitivity optical sensor IC designed for heart rate monitoring applications. It utilizes green LED and photodiode sensors to detect changes in blood volume and calculate the heart rate. With its compact size and low power consumption, this IC is ideal for wearable devices and fitness trackers.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VDD: Positive power supply
• SDA: Serial data input/output
• SCL: Serial clock input
• INT: Interrupt output
• RSTB: Reset input
• GND: Ground

Package

The BH1790GLC-E2 is available in a compact and space-saving 10-pin LGA package.

Key Features

• Heart Rate Monitoring: The BH1790GLC-E2 provides accurate heart rate measurements through its optical sensor technology.
• High Sensitivity: This IC offers high sensitivity to detect subtle changes in blood volume, ensuring accurate heart rate monitoring.
• Low Power Consumption: With its low power design, the BH1790GLC-E2 is suitable for battery-powered devices, extending battery life.
• Compact Size: The small and compact size of the IC makes it ideal for integration into wearable devices and fitness trackers.
• I2C Interface: The BH1790GLC-E2 supports the I2C communication protocol, allowing for easy integration with microcontrollers.
• Interrupt Output: The IC features an interrupt output pin that can be used to trigger events based on heart rate measurements.

Note: For detailed technical specifications, please refer to the BH1790GLC-E2 datasheet.

Application

• Wearable Devices: Ideal for heart rate monitoring in fitness trackers, smartwatches, and other wearable devices.
• Health and Wellness: Can be used in healthcare and wellness applications for monitoring heart rate and stress levels.
• Sports and Fitness: Suitable for tracking heart rate during physical activities, helping users optimize their workouts.

Functionality

The BH1790GLC-E2 utilizes optical sensors to detect changes in blood volume. It measures the intensity of reflected light to calculate heart rate and provides accurate heart rate monitoring in various applications.

Usage Guide

• Power Supply: Connect VDD (Pin 1) to the positive power supply and GND (Pin 6) to ground.
• Data Communication: Use the SDA (Pin 2) and SCL (Pin 3) pins to communicate with the IC using the I2C protocol.
• Reset: The RSTB (Pin 5) pin can be used to reset the IC if needed.
• Interrupt: The INT (Pin 4) pin can be used to trigger events based on heart rate measurements, providing real-time feedback.