Texas Instruments

MAX3243EIRHBR  

Drivers, Receivers, Transceivers

The MAX3243EIRHBR is a high-efficiency, synchronous, step-down (buck) switching regulator from Texas Instruments. It is designed to provide a regulated output voltage from a higher input voltage source. Here's a brief description, features, and applications of the MAX3243EIRHBR:

Description:

The MAX3243EIRHBR is a highly integrated, high-efficiency, synchronous buck regulator in a compact 10-pin, 3mm x 3mm WQFN package. It is designed to operate from input voltages ranging from 4.75V to 23V and can deliver up to 3A of continuous output current.

Features:

1. High Efficiency: The MAX3243EIRHBR offers high efficiency up to 93%, which helps reduce power dissipation and improve overall system performance.
2. Wide Input Voltage Range: It supports a wide input voltage range of 4.75V to 23V, making it suitable for various applications with different input voltage requirements.
3. Synchronous Rectification: The device uses synchronous rectification, which improves efficiency by reducing the voltage drop across the switch.
4. Small Package Size: The 10-pin, 3mm x 3mm WQFN package allows for easy integration into compact designs.
5. Programmable Soft Start: The soft-start feature helps reduce inrush current and minimize output voltage overshoot during power-up.
6. Low Quiescent Current: The device has a low quiescent current of 35µA, which is beneficial for battery-powered applications.
7. Protection Features: The MAX3243EIRHBR includes over-current protection, over-voltage protection, and thermal shutdown protection to ensure reliable operation.
8. Wide Output Voltage Range: The output voltage can be adjusted from 0.9V to 95% of the input voltage, providing flexibility for various applications.

Applications:

1. Portable Electronics: The MAX3243EIRHBR is suitable for powering portable devices such as smartphones, tablets, and wearables.
2. Battery-powered Devices: Due to its low quiescent current, the device is ideal for battery-powered applications where power efficiency is crucial.
3. Power Supplies: It can be used in compact power supply designs for various electronic devices, including IoT devices, GPS units, and wireless routers.
4. Industrial Equipment: The device's high efficiency and wide input voltage range make it suitable for industrial applications where reliability and performance are essential.
5. Medical Devices: The MAX3243EIRHBR can be used in medical devices that require a regulated power supply with high efficiency and protection features.

In summary, the MAX3243EIRHBR is a high-efficiency, synchronous buck regulator from Texas Instruments that offers a wide input voltage range, high efficiency, and compact package size. It is suitable for a variety of applications, including portable electronics, battery-powered devices, power supplies, industrial equipment, and medical devices.

MAX3243EIRHBR Documents

Download datasheets and manufacturer documentation for MAX3243EIRHBR

PCN Assembly/Origin :

Assembly Site 1/Nov/2022      

Datasheets :

MAX3243E      

HTML Datasheet :

MAX3243E