The DTC144EKA is a digital transistor, often referred to as a bias resistor transistor (BRT), manufactured by Rohm Semiconductor. This NPN transistor incorporates integrated bias resistors, simplifying circuit design by reducing the need for external resistors. It is designed for applications requiring efficient switching and amplification.

Applications

• Digital circuit control
• Inverter circuits
• Load switches
• Interface circuits
• Control systems

Features

• Built-in bias resistors (R1 = 47 kΩ, R2 = Open)
• NPN Transistor Type
• Small SOT-346 Package
• Reduces component count

Benefits

• Simplified Circuit Design: Integrated bias resistors eliminate the need for external components, making the design process easier.
• Space Saving: The compact SOT-346 package allows for high-density board layouts.
• Cost Effective: Reduces overall system cost by integrating resistors into the transistor.
• Improved Reliability: Integrated components ensure consistent and reliable performance.
• Faster Assembly: Fewer components to assemble reduce manufacturing time and cost.

Additional Details

The DTC144EKA has a collector-emitter voltage (VCEO) of 50V and a collector current (IC) of 100mA. The power dissipation is typically around 200mW. The input resistor (R1) is 47 kΩ, and R2 is open. Its operating temperature ranges from -55°C to +150°C. It is housed in a SOT-346 package, making it suitable for surface mount technology and automated assembly. The device is RoHS compliant.