The KN2222A1-1-A1 is a discrete NPN bipolar junction transistor (BJT) manufactured by KEC (Korea Electronics Co., Ltd.). This transistor is commonly used for general-purpose amplification and switching applications. It's a versatile component suitable for a wide range of electronic circuits.

Applications

• Low-power amplifiers
• Switching circuits
• Oscillator circuits
• Driver circuits
• General-purpose signal amplification

Features

• NPN Bipolar Junction Transistor
• Low Collector-Emitter Saturation Voltage
• High Current Gain (hFE)
• Fast Switching Speed
• Through-hole mounting

Benefits

• Amplification: Provides signal amplification in various electronic circuits.
• Switching: Can be used as a switch to control current flow in circuits.
• Versatility: Suitable for a broad range of general-purpose applications.
• Reliability: Offers stable and dependable performance within specified operating conditions.
• Cost-Effectiveness: Provides a low-cost solution for amplification and switching needs.

Technical Specifications

• Collector-Emitter Voltage (Vceo): 40V
• Collector-Base Voltage (Vcbo): 75V
• Emitter-Base Voltage (Vebo): 6V
• Collector Current (Ic): 0.6A
• Collector Dissipation (Pc): 0.5W
• DC Current Gain (hFE): 100-300 (at Ic=150mA, Vce=10V)
• Operating and Storage Junction Temperature Range: -55 to +150 °C

The KN2222A1-1-A1 is typically supplied in a TO-92 package, making it easy to handle and solder in through-hole PCB designs. It's designed to operate in a wide range of temperatures, ensuring consistent performance in diverse environmental conditions. The transistor's high current gain allows it to provide significant amplification even with small input currents, making it suitable for driving larger loads or subsequent circuit stages.