The 2SCR513P is a silicon NPN epitaxial planar transistor manufactured by Rohm Semiconductor. It is designed for use in low-noise amplifier and switching applications. This transistor is characterized by its high current gain and low saturation voltage, making it suitable for various electronic circuits where signal integrity and efficiency are critical.

Applications

• Low-noise amplifiers (LNAs)
• Switching circuits
• Audio amplifiers
• RF amplifiers
• Signal processing circuits

Features

• High current gain (hFE): Provides substantial amplification of input signals, ensuring strong signal output.
• Low saturation voltage: Minimizes power loss and improves overall efficiency in switching applications.
• Low noise figure: Ensures minimal added noise in amplifier circuits, maintaining signal clarity.
• High transition frequency (fT): Enables the transistor to operate effectively at high frequencies.
• Compact surface-mount package: Simplifies integration into dense circuit layouts, saving board space.

Benefits

• Enhanced signal clarity in amplifier circuits due to the low noise figure.
• Improved energy efficiency and reduced power dissipation from the low saturation voltage.
• Increased system performance in high-frequency applications due to the high transition frequency.
• Simplified circuit design with the compact surface-mount package, reducing assembly time and cost.
• Reliable performance in various applications due to the transistor's robust characteristics.

Technical Specifications

The 2SCR513P typically features a collector-emitter voltage (VCEO) of approximately 20V, a collector current (IC) of around 150mA, and a power dissipation (PD) of about 200mW. The current gain (hFE) is typically high, ranging from 200 to 400 depending on the specific operating conditions. The transition frequency (fT) is in the range of several hundred MHz. Its operating temperature range is typically from -55°C to +150°C. The package is usually a small SOT-23 or similar surface-mount package.

This transistor is frequently used in communication devices, portable electronics, and audio equipment where low-noise amplification and efficient switching are essential.