Texas Instruments

TPS72009YZUR  

Linear & Switching Voltage Regulators

TPS72009YZUR Description

The TPS72009YZUR is a high-performance linear regulator from Texas Instruments, designed to deliver a fixed output voltage of 0.9V with a maximum output current of 350mA. This device is optimized for low power consumption, featuring a quiescent current of only 38µA and a supply current of 80µA. The regulator operates with an input voltage range up to 4.5V and boasts a low dropout voltage of 0.2V at full load, making it highly efficient even at low input-to-output voltage differentials. The TPS72009YZUR is housed in a compact 5DSBGA package, suitable for surface-mount applications, and is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory standards are met.

TPS72009YZUR Features

• Fixed Output Voltage: Provides a stable 0.9V output, ideal for applications requiring a consistent power supply.
• Low Dropout Voltage: With a maximum dropout voltage of 0.2V at 350mA, the TPS72009YZUR maintains high efficiency across a wide range of input voltages.
• Low Quiescent Current: At 38µA, the quiescent current is minimized, contributing to extended battery life in portable devices.
• Enable Control Feature: Offers enable functionality, allowing for precise control over the regulator's operation.
• Protection Features: Includes over-current protection, over-temperature protection, and under-voltage lockout (UVLO) to safeguard the device and connected circuits.
• High PSRR: A wide range of power supply rejection ratio (PSRR) from 85dB to 50dB across frequencies from 10Hz to 1MHz ensures minimal noise and ripple on the output voltage.
• Moisture Sensitivity Level (MSL): Rated at MSL 1 (Unlimited), the device is suitable for a variety of manufacturing environments without additional handling precautions.

TPS72009YZUR Applications

The TPS72009YZUR is well-suited for a range of applications where low power consumption and high efficiency are critical. Its fixed 0.9V output and low dropout voltage make it ideal for powering sensitive analog circuits, microcontrollers, and other low-voltage devices. The compact 5DSBGA package and surface-mount compatibility ensure it fits seamlessly into space-constrained designs. Specific use cases include:

• Portable Electronics: Ideal for battery-powered devices such as smartphones, tablets, and wearables, where extended battery life and small form factors are essential.
• Industrial Equipment: Suitable for low-power sensors, actuators, and control modules that require stable and efficient power supplies.
• Medical Devices: Applicable in portable medical devices like glucose meters, pulse oximeters, and portable ECG machines, where reliability and low power consumption are paramount.

Conclusion of TPS72009YZUR

The TPS72009YZUR from Texas Instruments stands out as a reliable and efficient linear regulator, offering a unique combination of low dropout voltage, low quiescent current, and high PSRR. Its fixed 0.9V output and enable control feature provide precise power management, making it a versatile choice for a variety of applications. With its compact packaging and robust protection features, the TPS72009YZUR is an excellent solution for designers seeking to optimize power efficiency and reliability in their electronic systems.

TPS72009YZUR Documents

Download datasheets and manufacturer documentation for TPS72009YZUR

Datasheets :

TPS720xx Datasheet      

PCN Packaging :

WCSP Pin Indicator 15/Jan/2021       Carrier Tape 28/Aug/2018      

HTML Datasheet :

TPS720xx Datasheet      

PCN Design/Specification :

DSBGA/Usip 14/Sep/2016       DSBGA/uSIP 22/Jun/2016