The KEC KTB985-B is a PNP Epitaxial Silicon Transistor. KEC (Korea Electronics Co., Ltd.) is a manufacturer of semiconductor devices, and the KTB985-B is designed for amplifier and switching applications. Its characteristics make it suitable for use in audio amplifiers and other circuits requiring a PNP transistor.

Applications

• Audio Amplifiers: Used in pre-amplifiers and power amplifier stages for audio signal amplification.
• Switching Circuits: Employed as a switching element in various electronic circuits.
• General Purpose Amplification: Suitable for general-purpose small signal amplification.
• Driver Stages: Can be used as a driver for larger transistors or other components.
• Voltage Regulators: Used in linear voltage regulators for providing stable voltage output.

Features

• PNP Transistor: A PNP transistor, which is a type of bipolar junction transistor (BJT).
• Epitaxial Silicon: Utilizes epitaxial silicon for enhanced performance and reliability.
• Low Saturation Voltage: Offers low saturation voltage, which is essential for efficient switching.
• High Current Gain (hFE): Provides a high current gain, making it suitable for amplification purposes.
• Small Signal Amplifier: Designed for small signal amplification.

Benefits

• Efficient Amplification: Provides efficient amplification for audio and other signals.
• Reliable Switching: Offers reliable switching performance in various electronic circuits.
• Versatile Application: Suitable for a wide range of applications due to its PNP characteristics and specifications.
• Easy to Use: Simple to integrate into electronic circuits with standard transistor configurations.
• Cost-Effective: Provides a cost-effective solution for amplification and switching requirements.

Additional Details

The KTB985-B typically comes in a TO-92 package. Key specifications include collector-emitter voltage (VCEO), collector current (IC), and power dissipation (PD). The current gain (hFE) is usually specified at a certain collector current. It is important to observe the maximum ratings to prevent damage to the transistor. Heat sinking may be required if the transistor is operated near its maximum power dissipation. It is commonly used in complementary pairs with NPN transistors. Datasheets provide detailed electrical characteristics and performance curves. It is RoHS compliant.