Texas Instruments

TPS40305DRCR  

DC DC Switching Controllers

TPS40305DRCR is a high-efficiency, step-down (buck) switching regulator from Texas Instruments. It is designed to provide efficient power conversion for a wide range of applications, including battery-powered devices and systems that require stable output voltage.

Description:

The TPS40305DRCR is a highly integrated, synchronous buck regulator with a wide input voltage range of 4.75V to 23V. It has a compact, thermally efficient DFN (Dual Flat No-Leads) package, making it suitable for space-constrained applications.

Features:

1. High Efficiency: The TPS40305DRCR offers high efficiency up to 95%, which helps in reducing power consumption and improving the overall performance of the system.
2. Wide Input Voltage Range: With an input voltage range of 4.75V to 23V, it can handle a variety of power sources, including single-cell and multi-cell batteries.
3. Low Quiescent Current: The device has a low quiescent current of 3.5µA in dropout, which helps in minimizing power consumption during light load conditions.
4. Synchronous Rectification: The TPS40305DRCR uses synchronous rectification, which reduces the conduction losses and improves efficiency.
5. Programmable Soft Start: The device features a programmable soft-start function, which helps in reducing inrush current and minimizing output voltage overshoot during startup.
6. Protection Features: The TPS40305DRCR includes various protection features such as over-current protection, thermal shutdown, and output short-circuit protection.
7. Small Package: The device comes in a compact 10-lead 2mm x 3mm DFN package, making it suitable for space-constrained applications.

Applications:

1. Portable Electronics: The TPS40305DRCR is ideal for powering portable electronic devices such as smartphones, tablets, and wearables.
2. Battery-Powered Devices: It can be used in battery-powered systems like wireless routers, GPS devices, and IoT devices.
3. Industrial Equipment: The device can be used in industrial equipment that requires efficient power conversion and stable output voltage.
4. Medical Devices: The TPS40305DRCR can be used in battery-powered medical devices, such as portable monitoring equipment and wearable health monitors.
5. Automotive Applications: It can be used in automotive applications that require efficient power conversion and a wide input voltage range, such as infotainment systems and battery management systems.

In summary, the TPS40305DRCR is a high-efficiency, step-down switching regulator from Texas Instruments that offers a wide input voltage range, low quiescent current, and various protection features. It is suitable for a wide range of applications, including portable electronics, battery-powered devices, industrial equipment, medical devices, and automotive applications.

TPS40305DRCR Documents

Download datasheets and manufacturer documentation for TPS40305DRCR

PCN Assembly/Origin :

Assembly/Test Site Addition 11/Dec/2014      

Datasheets :

TPS40303-05      

Design Resources :

TPS40305 Design with WEBENCH® Power Designer      

HTML Datasheet :

TPS40303-05      

PCN Design/Specification :

Copper Wire Base Metal 19/Jun/2014       Copper Wire Revision B 16/Dec/2014