BPW34

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BPW34

+BOM

PHOTODIODE 790 TO 1050 NM

  • ManufacturerVishay Semiconductor Opto Division

  • Mfr. Part #BPW34

  • Datasheet BPW34 DataSheet

  • In Stock2182

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Specifications

Attribute Value
Package / Case Bulk
Part Status Active
Wavelength 900nm
Spectral Range 430nm ~ 1100nm
Diode Type PIN
Voltage - DC Reverse (Vr) (Max) 60 V
Current - Dark(Typ) 2nA
Active Area 7.5mm²
Viewing Angle 130°
Operating Temperature -40°C ~ 100°C
Mounting Type Through Hole

Overview

Description

The BPW34 is a commonly used photodiode, which is a semiconductor device that converts light into an electrical current. It is known for its sensitivity to visible and near-infrared light, making it suitable for various light-sensing applications. This photodiode is housed in a clear plastic package that allows light to reach the active area effectively.
Key features of the BPW34 include a spectral range of approximately 400 to 1100 nanometers, making it versatile for different lighting conditions. It has a high-speed response, which is useful in applications requiring rapid detection of light changes. Its small size and low cost make it a popular choice in consumer electronics, industrial controls, and optical instrumentation.
The BPW34 is often used in systems for light measurement, solar cell applications, and as a sensor in optical encoders. Its performance can be further optimized by incorporating additional circuitry to amplify and process its output signal. Overall, the BPW34 provides a reliable and efficient solution for photodetection needs.

Equivalent

The BPW34 is a silicon photodiode commonly used for light sensing applications. Equivalent products include:
1. Vishay BPW21R - Similar spectral sensitivity and package.
2. OSRAM SFH 203 P - Comparable performance and package.
3. Everlight PD204-6B - Similar characteristics with a slightly different package.
4. Kingbright PD07-21C - Comparable in terms of sensitivity and usage.
These alternatives provide similar functionality, though there may be variations in packaging and specific performance parameters. Always verify datasheets to ensure compatibility with your application.

Features

The BPW34 is a silicon PIN photodiode with the following key features:
1. Spectral Range: It is sensitive from approximately 430 nm to 1100 nm, making it suitable for visible and near-infrared light applications.
2. Peak Sensitivity: The photodiode has a peak sensitivity around 850 nm.
3. Package Type: It typically comes in a clear, flat package allowing for easy integration into various applications.
4. Active Area: The active area of the BPW34 is about 7.5 mm², providing a good balance between sensitivity and size.
5. Response Time: It offers fast response times, making it suitable for high-speed applications.
6. Reverse Voltage: The photodiode can handle a maximum reverse voltage of about 60V.
7. Low Dark Current: The BPW34 is designed to have low dark current, improving performance in low-light conditions.
8. Applications: It is commonly used in light sensing applications such as light meters, optical communication devices, and photometry.
These features make the BPW34 a versatile component for various optical detection requirements.

Pinout

The BPW34 is a photodiode known for its high speed and sensitivity in visible and near-infrared ranges. It typically comes in a 2-pin package. The pins serve the following functions:
1. Anode (A): This is the positive terminal of the photodiode. When light hits the photodiode, it generates a photocurrent that flows from the anode to the cathode.
2. Cathode (K): This is the negative terminal. It is usually connected to a lower potential in a circuit, allowing the generated photocurrent to flow through.
The BPW34 is used in various applications, including ambient light sensing, optical communication, and photometry. Its compact size and efficient performance make it suitable for integration into a wide range of electronic devices.

Manufacturer

The BPW34 is a photodiode manufactured by Vishay Intertechnology, Inc. Vishay is a global manufacturer of discrete semiconductors and passive electronic components. Founded in 1962 by Dr. Felix Zandman, the company provides a wide range of components that are used in various industries such as automotive, industrial, consumer electronics, computing, telecommunications, military, aerospace, and medical markets. Vishay is renowned for its quality and innovation in electronics manufacturing, offering products that include resistors, capacitors, diodes, and sensors, among others. The BPW34, as a part of its product lineup, highlights Vishay's capabilities in producing efficient and reliable optoelectronic components.

Application

The BPW34 photodiode is widely used in various applications due to its sensitivity to visible and near-infrared light. Key application areas include:
1. Light Sensing: Used in devices requiring light detection, such as photometers and exposure meters.
2. Optical Communication: Employed in fiber optic communication systems for signal detection.
3. Industrial Automation: Utilized in light-based sensors and controls for automation processes.
4. Consumer Electronics: Found in remote controls, light pens, and ambient light sensors.
5. Medical Devices: Applied in pulse oximeters and other diagnostic equipment.
6. Security Systems: Used in intruder alarms and motion detectors.
These applications leverage the BPW34’s wide spectral response and fast response time.

Package

The BPW34 is a silicon PIN photodiode commonly available in a T-1 3/4 (5mm) through-hole package. This package type is designed for easy insertion into printed circuit boards and is often used in applications requiring light sensing.

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