BCR 191T E6327 Overview
The BCR 191T E6327 is a high-performance phototransistor designed for precise light detection and switching applications. Featuring a compact package and fast response time, it is optimized for industrial and consumer electronics requiring reliable optical sensing. Its spectral sensitivity and low dark current contribute to accurate signal conversion in various ambient lighting conditions. This device offers engineers a robust solution for integrating optical components with minimal footprint and consistent performance. For detailed technical support and sourcing, visit IC Manufacturer.
BCR 191T E6327 Technical Specifications
| Parameter | Value | Unit |
|---|---|---|
| Phototransistor Type | NPN | ?C |
| Package Type | TO-18 Metal Can | ?C |
| Peak Sensitivity Wavelength | 900 | nm |
| Collector-Emitter Voltage (VCEO) | 30 | V |
| Collector Current (IC) | 50 | mA |
| Dark Current (ICBO) | Less than 100 | nA |
| Rise Time | 1.5 | ??s |
| Fall Time | 2.5 | ??s |
| Power Dissipation | 150 | mW |
BCR 191T E6327 Key Features
- High Sensitivity Phototransistor: Enables accurate light detection even in low-illumination environments, improving signal fidelity.
- Compact TO-18 Metal Can Package: Facilitates easy integration in space-constrained electronic assemblies while providing robust environmental protection.
- Low Dark Current: Minimizes noise and false triggering for more reliable optical sensing in variable lighting conditions.
- Fast Switching Speeds: Rise and fall times under 3 ??s support high-speed optical communication and rapid signal processing.
Typical Applications
- Optical sensors in automation and control systems requiring precise detection of light signals for real-time monitoring and switching.
- Light barriers and object detection in industrial machinery ensuring safe and efficient operation.
- Consumer electronics such as remote controls and ambient light sensing for adaptive displays.
- Optoelectronic circuits including photointerrupters and encoder feedback systems where fast response and accuracy are essential.
BCR 191T E6327 Advantages vs Typical Alternatives
This phototransistor provides significant advantages over standard alternatives by combining a compact package with enhanced sensitivity and low dark current. Its fast switching times improve system responsiveness, while the rugged TO-18 package ensures durability in harsh environments. These features collectively reduce noise and improve signal accuracy, making it an ideal choice for engineers seeking reliable optical performance with minimal power loss.
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BCR 191T E6327 Brand Info
The BCR 191T E6327 is a product of a leading semiconductor manufacturer specializing in optoelectronic components. Known for high-quality phototransistors, the brand emphasizes precision manufacturing and rigorous quality control to deliver consistent performance across industrial and consumer applications. The product line supports a broad range of optical sensing needs, backed by comprehensive datasheets and application support to assist engineers in seamless integration.
FAQ
What is the typical operating voltage range for the BCR 191T E6327?
The phototransistor operates effectively up to a collector-emitter voltage (VCEO) of 30 volts. It is recommended to keep the voltage within this range to ensure optimal performance and prevent device damage.
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How does the dark current affect the performance of this phototransistor?
Low dark current, typically less than 100 nA for this device, reduces noise and false signals in low-light conditions. This improves detection accuracy and reliability in sensitive optical sensing applications.





