BC850C NPN Transistor: High-Performance SOT-23-3 Solution by Fairchild Semiconductor
BC850C NPN Transistor: High-Performance SOT-23-3 Solution by Fairchild Semiconductor
The BC850C is a premium NPN bipolar junction transistor (BJT) manufactured by Fairchild Semiconductor, a trusted name in the semiconductor industry. Designed for engineers and designers seeking reliability, efficiency, and compactness, the BC850C excels in a variety of applications, from consumer electronics to industrial automation. This article explores its features, specifications, and why it stands out in the competitive market of discrete semiconductor products.
Product Overview
Manufacturer: Fairchild Semiconductor
Fairchild Semiconductor, now part of ON Semiconductor, has a legacy of producing high-quality discrete components. The BC850C is a testament to their commitment to innovation and performance, offering engineers a reliable solution for their circuit designs.
Description
The BC850C is part of the Transistors - Bipolar (BJT) - Single category under Discrete Semiconductor Products. Its SOT-23-3 package makes it ideal for surface-mount technology (SMT), ensuring easy integration into modern PCB designs while saving valuable board space.
Detailed Specifications
Transistor Type
The BC850C is an NPN transistor, designed for applications requiring current amplification and switching. Its NPN configuration ensures efficient current flow from the collector to the emitter when the base is properly biased.
Electrical Characteristics
- Maximum Collector Current (Ic): 100 mA Suitable for low-power applications.
- Collector-Emitter Breakdown Voltage (Vceo): 45 V Ensures durability in moderate voltage circuits.
- Saturation Voltage (Vce(sat)): 600 mV @ 5 mA, 100 mA Minimizes power loss in switching applications.
- Collector Cutoff Current (ICBO): 15 nA Ultra-low leakage current for energy-efficient designs.
- DC Current Gain (hFE): Minimum 420 @ 2 mA, 5 V Provides strong signal amplification.
- Maximum Power Dissipation: 250 mW Balances performance and thermal management.
- Transition Frequency (fT): 300 MHz Excellent for high-frequency and RF applications.
Physical and Environmental Specifications
- Package Type: SOT-23-3 (TO-236-3, SC-59) Compact and surface-mountable.
- Mounting Type: Surface Mount Compatible with automated PCB assembly.
- Operating Temperature Range: -55 C to 150 C Reliable performance in extreme conditions.
Applications of the BC850C
The BC850C s versatility makes it a preferred choice for various industries:
- Consumer Electronics: Audio amplifiers, signal processing, and low-power switches.
- Automotive Systems: Control modules and sensor interfaces due to its wide temperature tolerance.
- Industrial Automation: Relay drivers, LED drivers, and low-power control circuits.
- Telecommunications: High-frequency signal amplification and switching.
- Medical Devices: Portable and low-power medical equipment requiring reliable components.
Advantages of Choosing the BC850C
- Superior Performance: High transition frequency (300 MHz) and current gain (hFE 420) ensure optimal performance in amplification and switching.
- Compact and Lightweight: The SOT-23-3 package is ideal for space-constrained designs.
- Broad Temperature Range: Operates reliably from -55 C to 150 C, making it suitable for harsh environments.
- Cost-Effective: Surface-mount design reduces assembly costs and simplifies manufacturing.
- Trusted Brand: Fairchild Semiconductor s reputation guarantees quality and reliability.
Comparison with Competing Transistors
Compared to similar NPN transistors like the BC847 or 2N3904, the BC850C offers:
- Higher current gain (hFE) for better amplification.
- Lower saturation voltage, improving efficiency in switching applications.
- Smaller package size (SOT-23-3 vs. TO-92), saving PCB space.
Conclusion
The BC850C NPN transistor from Fairchild Semiconductor is a high-performance, compact, and reliable component for a wide range of electronic applications. Its excellent electrical characteristics, robust packaging, and versatility make it a top choice for engineers and designers. Whether you're working on consumer electronics, automotive systems, or industrial automation, the BC850C delivers the performance and reliability you need.
Ready to integrate the BC850C into your next project? Click here to purchase and experience the Fairchild Semiconductor difference!