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ROHM Biometric Sensor Optical Technology, Analogue Output, 10-Pin Surface Mount WLGA Package BH1790GLC-E2

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ROHM Biometric Sensor Optical Technology, Analogue Output, 10-Pin Surface Mount WLGA Package BH1790GLC-E2

Name: ROHM Biometric Sensor Optical Technology, Analogue Output, 10-Pin Surface Mount WLGA Package BH1790GLC-E2
Brand: ROHM
SKU: 197345

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Category Biometric Sensor ICs Brand ROHM Condition New

Specifications

Country of Origin	Japan
Brand	ROHM
Height	900μm
Length	2.8mm
Model	BH1790GLC-E2
Mount Type	Surface
Output type	Analogue
Series	BH1790GLC
Maximum Operating Temperature	85°C
Package Type	WLGA
Sensor Technology	Optical
Minimum Operating Temperature	-20°C
Pin Count	10
Maximum Supply Voltage	3.6V
Minimum Supply Voltage	1.7V
Supply Current	400μA

Key Features

The sensor integrates photodiode and LED drivers in a compact 2.8 x 2.8 mm SMT package.
Features excellent infrared filtering and high green light selectivity for accurate sensing.
Adjustable LED drive current and duty cycle for operational flexibility.
I2C interface compatible with 1.8V supply allows easy microcontroller communication.
Wide operating voltage range of 1.7V to 3.6V with low supply current of 400μA.
Operational temperature range from -20°C to 85°C suitable for wearables and mobile devices.
Analogue output supports integration in various biometric applications.
Manufactured in Japan ensuring high product quality and reliability.

Product Description

ROHM BH1790GLC-E2 is a high-performance biometric sensor IC leveraging optical technology for biometric pulse detection. This 10-pin sensor features a surface mount WLGA package measuring 2.8 x 2.8 mm with a height of 900μm, optimized for compact wearable and mobile device integration.

The device combines a photodiode with LED drivers in a single package, offering excellent infrared filtering alongside selective sensitivity to green light wavelengths. This enables precise reflection-based pulse detection suitable for biometric monitoring.

Adjustability in LED drive current and duty cycle provides versatile operation to optimize sensing under varying conditions. Communication is enabled via a standard I2C interface compatible with 1.8V supply voltages, facilitating seamless integration with microcontrollers.

The BH1790GLC-E2 operates at a minimum supply voltage of 1.7V and a maximum of 3.6V, drawing a low supply current of only 400μA. It reliably functions within an ambient temperature range of -20°C to 85°C, making it appropriate for wearable devices, smartphones, and tablet PCs in diverse environments.

The compact WLGA surface mount design reduces board space requirements. Integrated infrared filter improves measurement accuracy by minimizing interference. Analogue output supports various signal processing applications.

Low power consumption extends battery life in portable applications. Manufactured in Japan under ROHM's high-quality standards.

This biometric sensor IC is well-suited for industrial, laboratory, wearable, and consumer electronics contexts, providing reliable optical biometric sensing in a compact footprint. Explore EnvMart’s full range of sensor ICs for comprehensive solutions in biometric and optical sensing technologies.

Explore more products in our Biometric Sensor ICs category.