The Rohm 2SC4137 is a silicon NPN epitaxial planar transistor designed for use in high-frequency power amplifier applications. It is commonly found in VHF and UHF power amplifier stages of communication equipment.

Applications

• VHF Power Amplifiers: Used in VHF (Very High Frequency) power amplifier circuits.
• UHF Power Amplifiers: Employed in UHF (Ultra High Frequency) power amplifier circuits.
• Communication Transmitters: Integrated into the output stages of communication transmitters.
• Radio Equipment: Utilized in various radio frequency equipment.

Features

• NPN Epitaxial Planar Transistor: Silicon NPN transistor with epitaxial planar structure.
• High Power Output: Designed for high power output applications.
• High Gain: Provides significant gain for efficient amplification.
• High Frequency Operation: Operates efficiently at high frequencies (VHF/UHF).

Benefits

• Efficient Power Amplification: Delivers high power output with good efficiency.
• Reliable Performance: Ensures stable and consistent operation.
• Suitable for High-Frequency Applications: Designed for demanding VHF and UHF applications.

Additional Details

The 2SC4137 is typically packaged in a through-hole package designed for power dissipation. Key parameters include collector-emitter voltage (VCEO), collector current (IC), power dissipation (PC), and transition frequency (fT). For specific electrical characteristics and application guidelines, refer to the Rohm Semiconductor datasheet when designing circuits using the 2SC4137.