Co, LTDThe AD-DTC114YUA is a digital transistor in the SOT-323 package manufactured by Changjing Electronics Technology Co, LTD. According to the company, the device is RoHS compliant and is designed for audio signal switching and amplification applications in consumer and automotive audio systems. It features a high switching speed, low thermal resistance, as well as low on-state resistance. The device has a low current leakage, low voltage across the collector-emitter junction, and is suitable for operating voltages up to 12V. It is widely used in audio amplifiers, low voltage audio applications, and signal switching.