The DTC343TK is a digital transistor, also known as a bias resistor transistor (BRT), manufactured by Rohm Semiconductor. This NPN transistor integrates biasing resistors, simplifying circuit design by reducing the number of external components. This makes it suitable for a range of applications requiring efficient switching and amplification with minimal external circuitry.

Applications

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

Features

• Built-in bias resistors (R1 = 4.7 kΩ, R2 = 47 kΩ)
• NPN Transistor Type
• Small SOT-346 Package
• Reduces Component Count

Benefits

• Simplified Circuit Design: Integrated bias resistors eliminate the need for external resistors, reducing design complexity.
• Space Saving: The compact SOT-346 package enables high-density board layouts.
• Cost Effective: Reduces overall system cost by integrating multiple components into a single device.
• Improved Reliability: Integrated components provide consistent and reliable performance.
• Faster Assembly: Fewer components to assemble translates to reduced manufacturing time and costs.

Additional Details

The DTC343TK has a collector-emitter voltage (VCEO) of 50V and a collector current (IC) of 100mA. The power dissipation is typically 200mW. The input resistor (R1) is 4.7 kΩ and the base-emitter resistor (R2) is 47 kΩ. Its operating temperature range is from -55°C to +150°C. It is housed in a SOT-346 package for surface mount technology, facilitating automated assembly. This component is RoHS compliant.