BC858CLT1G

The BC858CLT1G is a general-purpose NPN bipolar junction transistor (BJT) manufactured by ON Semiconductor. It is designed for a variety of applications, including switching and amplification in electronic circuits. Here’s a detailed description of its key features and specifications:

Package and Form Factor

• Package Type: The BC858CLT1G is typically available in a surface-mount package, specifically the SOT-23 package. This compact form factor is ideal for space-constrained applications and allows for efficient PCB layout.
• Dimensions: The SOT-23 package generally measures approximately 2.9 mm x 1.3 mm x 1.1 mm, making it suitable for modern electronic devices where size is a critical factor.

Electrical Characteristics

• Transistor Type: NPN
• Collector-Emitter Voltage (Vce): The maximum collector-emitter voltage is typically rated at 45V, allowing it to handle a wide range of voltage applications.
• Collector Current (Ic): The maximum collector current is rated at 100 mA, making it suitable for low to moderate current applications.
• DC Current Gain (hFE): The transistor exhibits a DC current gain (hFE) in the range of 100 to 600, depending on the specific operating conditions, which indicates its efficiency in amplifying current.
• Power Dissipation (Pd): The maximum power dissipation is around 300 mW, which is important for thermal management in circuit design.

Performance Characteristics

• Switching Speed: The BC858CLT1G is capable of fast switching speeds, making it suitable for high-frequency applications.
• Temperature Range: It operates effectively over a temperature range of -55°C to +150°C, which allows it to be used in various environmental conditions.

Applications

The BC858CLT1G is widely used in:

• Signal Amplification: It can amplify weak signals in audio and radio frequency applications.
• Switching Applications: It is suitable for use in digital circuits where it can act as a switch to control larger loads.
• General Purpose Use: Its versatility makes it a common choice in consumer electronics, automotive applications, and industrial control systems.

Additional Features

• Lead-Free: The BC858CLT1G is compliant with RoHS standards, meaning it is free from hazardous substances, making it environmentally friendly.
• Reliability: ON Semiconductor is known for producing reliable components, and the BC858CLT1G is no exception, with a robust design that ensures longevity in various applications.

In summary, the BC858CLT1G from ON Semiconductor is a versatile and reliable NPN transistor suitable for a wide range of electronic applications, characterized by its compact size, efficient performance, and compliance with environmental standards.