QSE158C Product Overview

Introduction

The QSE158C is a versatile electronic component that belongs to the category of optoelectronic devices. This entry provides an in-depth overview of the QSE158C, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Optoelectronic Device
• Use: The QSE158C is commonly used for light sensing and optical switching applications.
• Characteristics: It exhibits high sensitivity to visible and infrared light, making it suitable for various light detection purposes.
• Package: The QSE158C is typically housed in a compact and durable package, ensuring protection and ease of handling during installation.
• Essence: Its essence lies in its ability to efficiently detect light and facilitate optical switching operations.
• Packaging/Quantity: The QSE158C is available in various packaging options, including tape and reel, and is typically supplied in quantities suitable for both prototyping and production purposes.

Specifications

The detailed specifications of the QSE158C are as follows: - Operating Wavelength: 400nm to 1100nm - Dark Current: 100nA (max) - Responsivity: 0.45A/W at 850nm - Rise/Fall Time: 15μs (typ) - Operating Temperature: -40°C to +85°C - Storage Temperature: -40°C to +100°C

Detailed Pin Configuration

The QSE158C features a standard pin configuration with the following connections: 1. Anode 2. Cathode 3. No Connection 4. Phototransistor Collector 5. Phototransistor Emitter 6. Base

Functional Features

The QSE158C offers the following key functional features: - High sensitivity to a broad range of wavelengths, enabling reliable light detection across various lighting conditions. - Fast response time, facilitating rapid switching and control in optical sensing applications. - Compact and robust design, ensuring durability and ease of integration into diverse electronic systems.

Advantages and Disadvantages

Advantages

• Wide operating wavelength range enhances versatility in light sensing applications.
• Fast rise/fall time enables quick response to changes in light intensity.
• Compact package facilitates easy integration into space-constrained designs.

Disadvantages

• Limited to moderate dark current performance compared to specialized low-light sensors.
• Operating temperature range may not be suitable for extreme environmental conditions.

Working Principles

The QSE158C operates based on the principle of phototransistor action, where incident light generates electron-hole pairs in the semiconductor material, leading to a change in conductivity and resulting in a measurable output signal.

Detailed Application Field Plans

The QSE158C finds extensive use in the following application fields: - Ambient light sensing in consumer electronics, such as smartphones, tablets, and laptops. - Optical switching in industrial automation and control systems. - Light intensity monitoring in automotive lighting systems. - Proximity sensing in robotics and motion detection applications.

Detailed and Complete Alternative Models

For users seeking alternative models to the QSE158C, the following options provide similar functionality and performance: 1. QSE159C: Offers enhanced responsivity and lower dark current for improved low-light performance. 2. QSE157C: Provides a wider operating temperature range for extreme environmental conditions. 3. QSE160C: Features integrated signal conditioning for simplified interfacing with microcontrollers.

In conclusion, the QSE158C stands as a reliable optoelectronic device with versatile applications and notable functional features. Its specifications, pin configuration, working principles, and alternative models offer comprehensive insights for potential users and designers.

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