The DTC114YU is a digital transistor (BRT) manufactured by Rohm Semiconductor. It integrates a bias resistor network into an NPN transistor, reducing the number of external components required for circuit design and saving board space. This transistor is suitable for general-purpose switching applications.

Applications

• Digital circuit control
• Switching circuits
• Load drivers
• Applications where space is limited
• Mobile devices

Features

• Built-in bias resistors (R1 = 10 kΩ, R2 = 10 kΩ)
• Reduces component count and board space
• Simplifies circuit design
• Low input current
• High hFE (DC current gain)
• Small SOT-323 (SC-70) package

Benefits

• Simplified Circuit Design: The integrated resistors eliminate the need for external bias resistors, simplifying the design process and reducing the risk of errors.
• Reduced Component Count: By combining the transistor and bias resistors into a single package, the component count is significantly reduced, leading to smaller and more compact designs.
• Space Saving: The small SOT-323 package allows for high-density mounting, making it suitable for space-constrained applications such as portable devices.
• Improved Reliability: The integrated design enhances circuit reliability by minimizing the number of solder joints and external connections.
• Cost Effective: Reduces overall system cost by minimizing external components.

Additional Details

The DTC114YU has a collector-emitter voltage (VCEO) of 50V, a collector current (IC) of 100mA, and a power dissipation of 200mW. The input resistor (R1) and the resistor between base and emitter (R2) are both 10 kΩ. The DC current gain (hFE) is typically around 68. It operates over a temperature range of -55°C to +150°C. The package is SOT-323. This device is RoHS compliant.