Texas Instruments

TPS78630DCQ

TPS78630DCQ Description

The TPS78630DCQ is a high-performance linear regulator designed for applications requiring a stable 3V output voltage with a maximum input voltage of 5.5V. This device, manufactured by Texas Instruments, is part of the Power Management Integrated Circuit (PMIC) category and is housed in a surface-mount SOT223-6 package. It offers a fixed output configuration with a single regulator capable of delivering up to 1.5A of current. The TPS78630DCQ is designed to operate efficiently with a low dropout voltage of 0.55V at full load, ensuring minimal power loss and high efficiency even under varying load conditions.

TPS78630DCQ Features

• Output Type: Fixed 3V output voltage, providing a stable power supply for sensitive electronics.
• Input Voltage Range: Operates with a maximum input voltage of 5.5V, making it suitable for a wide range of input sources.
• Output Current: Capable of delivering up to 1.5A, supporting high-current applications.
• Low Dropout Voltage: A maximum dropout voltage of 0.55V at 1.5A ensures high efficiency and minimal power loss.
• Quiescent Current: Low quiescent current of 385 µA, contributing to energy efficiency and extended battery life in portable devices.
• Power Supply Rejection Ratio (PSRR): High PSRR ranging from 59dB at 100Hz to 32dB at 100kHz, ensuring excellent noise suppression and clean power delivery.
• Protection Features: Comprehensive protection mechanisms including over-current, over-temperature, reverse polarity, and under-voltage lockout (UVLO) ensure reliable operation and protect the device from various fault conditions.
• Control Features: An enable pin allows for easy control and shutdown of the regulator, providing additional flexibility in system design.
• Compliance: RoHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: MSL 2 (1 Year), suitable for standard manufacturing processes.

TPS78630DCQ Applications

The TPS78630DCQ is ideal for a variety of applications where a stable and efficient power supply is critical. Its low dropout voltage and high PSRR make it particularly suitable for applications in portable electronics, where battery life and noise performance are paramount. Some specific use cases include:

• Portable Devices: Ideal for smartphones, tablets, and other portable electronics where a stable 3V supply is needed.
• Embedded Systems: Suitable for embedded systems requiring a reliable power source with minimal power loss.
• Industrial Applications: Applicable in industrial control systems and IoT devices where a compact and efficient power solution is required.
• Medical Devices: Appropriate for medical equipment that demands high reliability and low noise power supplies.

Conclusion of TPS78630DCQ

The TPS78630DCQ from Texas Instruments stands out as a robust and efficient linear regulator, offering a fixed 3V output with a maximum input voltage of 5.5V. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of applications. The device's low quiescent current and enable control feature provide additional benefits, making it an ideal solution for portable and embedded systems. With its RoHS3 compliance and REACH unaffected status, the TPS78630DCQ ensures environmental safety and regulatory compliance, making it a preferred choice for modern electronics design.