Texas Instruments

TPS73218QDCQRQ1  

Linear & Switching Voltage Regulators

TPS73218QDCQRQ1 Description

The TPS73218QDCQRQ1 is a high-performance linear regulator designed for automotive applications, offering a fixed output voltage of 1.8V with a maximum output current of 250mA. Manufactured by Texas Instruments, this regulator is part of the TPS732xx series and is housed in a surface-mount SOT223-6 package, making it suitable for compact and efficient power management solutions. The device features a low dropout voltage of 0.15V at 250mA, ensuring high efficiency even at low input-to-output voltage differentials. With a maximum input voltage of 5.5V and a quiescent current of 550 µA, the TPS73218QDCQRQ1 is optimized for low power consumption and high reliability.

TPS73218QDCQRQ1 Features

• Output Type: Fixed at 1.8V, providing a stable power supply for sensitive automotive electronics.
• Input Voltage Range: Up to 5.5V, allowing for compatibility with a wide range of input sources.
• Output Current: Capable of delivering up to 250mA, sufficient for powering various automotive sensors and microcontrollers.
• Low Dropout Voltage: 0.15V at 250mA, ensuring high efficiency and minimal power loss.
• Control Features: Includes an enable pin for easy control and power management.
• Protection Features: Over current, over temperature, short circuit, and reverse polarity protection ensure robustness and reliability.
• Supply Current: Maximum of 950 µA, contributing to low power consumption.
• Noise Performance: PSRR ranging from 58dB to 37dB across frequencies from 100Hz to 10kHz, providing excellent noise rejection.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental and regulatory standards are met.
• Moisture Sensitivity Level: MSL 3 (168 Hours), suitable for automotive environments with varying humidity levels.

TPS73218QDCQRQ1 Applications

The TPS73218QDCQRQ1 is ideal for a variety of automotive applications where a stable and efficient power supply is required. Specific use cases include:

• Automotive Sensors: Providing a reliable power source for various sensors, such as temperature, pressure, and proximity sensors.
• Microcontrollers: Ensuring stable power delivery to automotive-grade microcontrollers, enhancing system reliability.
• Infotainment Systems: Powering components within automotive infotainment systems, contributing to high-quality audio and video performance.
• ECUs (Engine Control Units): Supplying power to critical ECUs, ensuring accurate and reliable engine management.
• Battery Management Systems: Offering a stable power source for battery monitoring and management circuits.

Conclusion of TPS73218QDCQRQ1

The TPS73218QDCQRQ1 from Texas Instruments stands out as a reliable and efficient linear regulator tailored for automotive applications. Its low dropout voltage, fixed output voltage, and comprehensive protection features make it an ideal choice for powering sensitive automotive electronics. The device's low quiescent current and high PSRR further enhance its performance, ensuring minimal power loss and excellent noise rejection. With its compact SOT223-6 package and surface-mount design, the TPS73218QDCQRQ1 is well-suited for space-constrained automotive environments. Its compliance with environmental and regulatory standards, such as ROHS3 and REACH, ensures that it meets the stringent requirements of the automotive industry. Overall, the TPS73218QDCQRQ1 is a robust and efficient solution for automotive power management, offering significant advantages over similar models in terms of performance and reliability.

TPS73218QDCQRQ1 Documents

Download datasheets and manufacturer documentation for TPS73218QDCQRQ1

Datasheets :

TPS73218-Q1      

HTML Datasheet :

TPS73218-Q1