Texas Instruments

TPS71519DCKR

TPS71519DCKR Description

The TPS71519DCKR is a linear regulator designed by Texas Instruments, a leading manufacturer in the electronics industry. This device is part of the Power Management Integrated Circuit (PMIC) category and is specifically designed to provide a fixed output voltage of 1.9V with a maximum output current of 50mA. The regulator operates with an input voltage range up to 24V and features a low dropout voltage of 0.75V at 50mA, ensuring efficient operation even at low input-to-output differentials.

TPS71519DCKR Features

• Output Type: Fixed, providing a stable 1.9V output voltage.
• Input Voltage Range: Up to 24V, making it suitable for a wide range of input sources.
• Output Current: Capable of delivering up to 50mA, ideal for low-power applications.
• Low Dropout Voltage: 0.75V at 50mA, ensuring high efficiency even at low input-to-output voltage differences.
• Quiescent Current: Low quiescent current of 4.2 µA, which minimizes power consumption in standby mode.
• Power Supply Rejection Ratio (PSRR): 60dB at 100kHz, providing excellent noise rejection and stable output voltage.
• Protection Features: Over-current protection ensures the device's reliability and longevity.
• Package Type: SC70-5, a compact surface-mount package that saves space on the PCB.
• Compliance: ROHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level (MSL): Level 1 (Unlimited), making it suitable for various manufacturing environments.

TPS71519DCKR Applications

The TPS71519DCKR is ideal for applications requiring a stable and efficient power supply with low power consumption. Its compact size and low dropout voltage make it particularly suitable for portable and battery-powered devices. Specific use cases include:

• Consumer Electronics: Ideal for powering low-power sensors, microcontrollers, and other components in portable devices.
• Industrial Equipment: Suitable for applications where a stable power supply is critical, such as in control systems and instrumentation.
• Medical Devices: Its low quiescent current and high PSRR make it suitable for battery-operated medical devices that require precise voltage regulation.
• Automotive Electronics: The wide input voltage range and over-current protection make it suitable for automotive applications where voltage fluctuations are common.

Conclusion of TPS71519DCKR

The TPS71519DCKR from Texas Instruments is a highly efficient and reliable linear regulator designed for low-power applications. Its fixed 1.9V output, low dropout voltage, and low quiescent current make it an excellent choice for applications where space and power consumption are critical. The device's over-current protection and high PSRR ensure stable and reliable performance, while its compact SC70-5 package and surface-mount design make it easy to integrate into various electronic systems. The TPS71519DCKR is a robust solution for designers looking to optimize power efficiency and reliability in their next project.