Texas Instruments

TPS73533DRBR  

Linear & Switching Voltage Regulators

The TPS73533DRBR is a highly integrated, ultra-low-power, step-down (buck) converter from Texas Instruments. It is designed to provide efficient and stable power conversion for a wide range of applications, including battery-powered devices and systems that require precise voltage regulation.

Description:

The TPS73533DRBR is a compact, high-efficiency synchronous buck converter that offers a wide input voltage range and a low output voltage. It features a small package size, making it suitable for space-constrained applications. The device is available in a 10-pin, 2mm x 3mm WQFN package.

Features:

1. Ultra-low quiescent current: The TPS73533DRBR has a very low quiescent current of 1.2 µA in normal operation mode and 0.6 µA in low power mode, which helps to extend the battery life of portable devices.
2. Wide input voltage range: The converter can operate with input voltages from 2.5V to 5.5V, making it suitable for a variety of power sources.
3. Low output voltage: The device can provide an output voltage as low as 0.6V, which is useful for powering low-voltage applications.
4. High efficiency: The TPS73533DRBR offers high efficiency of up to 96%, depending on the input voltage and output current.
5. Small package size: The device is available in a compact 10-pin, 2mm x 3mm WQFN package, which is ideal for space-constrained applications.
6. Programmable soft-start: The soft-start feature can be programmed to reduce inrush current and minimize output voltage overshoot during startup.
7. Protection features: The converter includes over-current protection, over-voltage protection, and thermal shutdown protection to ensure safe and reliable operation.

Applications:

1. Portable devices: The TPS73533DRBR is well-suited for powering portable devices such as smartphones, tablets, and wearable electronics, thanks to its low quiescent current and wide input voltage range.
2. IoT devices: The ultra-low-power consumption of the converter makes it an ideal choice for Internet of Things (IoT) devices that require long battery life.
3. Medical devices: The TPS73533DRBR can be used in battery-powered medical devices, where low noise and high efficiency are essential.
4. Wireless communication devices: The device can be used to power wireless communication modules in devices such as routers, access points, and Bluetooth devices.
5. Industrial applications: The converter can be used in industrial applications where precise voltage regulation and high efficiency are required, such as in sensor nodes and control systems.

In summary, the TPS73533DRBR is a versatile, ultra-low-power step-down converter from Texas Instruments that offers high efficiency, a wide input voltage range, and a low output voltage. It is suitable for a wide range of applications, including portable devices, IoT devices, medical devices, wireless communication devices, and industrial applications.

TPS73533DRBR Documents

Download datasheets and manufacturer documentation for TPS73533DRBR

Datasheets :

TPS735xx Datasheet      

PCN Other :

Assembly Site/Material 17/Jul/2013      

HTML Datasheet :

TPS735xx Datasheet      

PCN Design/Specification :

TPS73533 Datasheet Update 27/Aug/2013