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QE4G050F01 Overview

The QE4G050F01 is a high-performance quad phototransistor array designed for precision optical sensing applications. Featuring four matched phototransistors in a compact 4-pin SIP package, this device offers reliable and consistent light detection with low dark current and high gain. Its spectral response is optimized for visible to near-infrared light, making it suitable for industrial automation, position sensing, and optical encoders. The robust construction ensures stable operation across a wide temperature range, while the integrated phototransistors simplify circuit design by eliminating the need for external amplification. For detailed technical support and supply, visit IC Manufacturer.

QE4G050F01 Technical Specifications

QE4G050F01 Key Features

• Quad Phototransistor Array: Provides four independent phototransistors in a single compact package, enabling multi-channel light detection and space-saving design.
• Wide Spectral Sensitivity: Detects visible to near-infrared light (400?C1100 nm), supporting versatile applications from ambient light sensing to optical signal detection.
• Low Dark Current: Ensures high sensitivity and accuracy in low-light conditions, improving signal-to-noise ratio for precise measurements.
• High Collector Current Capacity: Supports collector currents up to 50 mA, allowing integration into circuits requiring robust output signals without additional amplification.
• Wide Operating Temperature Range: Reliable performance from -40??C to +85??C makes it suitable for industrial environments with varying thermal conditions.
• Standard 4-Pin SIP Package: Facilitates easy PCB mounting and straightforward electrical connections, streamlining system assembly and repair.
• Consistent Phototransistor Matching: Uniform response across all four sensors enhances accuracy in multi-point sensing or comparative optical measurements.

QE4G050F01 Advantages vs Typical Alternatives

This quad phototransistor array offers superior integration by combining four matched sensors in a single compact package, reducing PCB footprint and assembly complexity. Its low dark current and high collector current ratings ensure sensitive, accurate light detection with minimal noise, outperforming discrete phototransistor solutions. Additionally, the wide spectral response and industrial-grade temperature tolerance provide enhanced reliability and versatility compared to standard photodiodes or single phototransistor devices.

Typical Applications

• Industrial automation systems requiring precise optical position sensing and object detection in harsh environments, benefiting from the device??s multi-channel sensing and temperature resilience.
• Optical encoders for motor control and robotics, where consistent phototransistor matching ensures accurate rotational position feedback.
• Ambient light sensing in consumer and industrial devices, leveraging the broad spectral response to detect varying light conditions.
• Optical communication receivers and signal detection modules that require sensitive light detection with low noise and high gain.

QE4G050F01 Brand Info

The QE4G050F01 is a product offered by a leading semiconductor manufacturer recognized for quality and innovation in optoelectronic components. Engineered to meet industrial-grade requirements, this quad phototransistor array reflects the brand??s commitment to delivering reliable, high-performance sensors optimized for diverse applications. The company supports the product with comprehensive datasheets, application notes, and global technical assistance to facilitate seamless integration into demanding optical systems.

FAQ

What is the spectral response range of this phototransistor array?

The device operates