RT8243BZQW - Richtek USA Inc.

Manufacturer Part Number

RT8243BZQW

Manufacturer

Richtek

Introduction

The RT8243BZQW is a highly integrated 2-channel synchronous step-down regulator designed for notebook and laptop computer power systems. It features high efficiency, low quiescent current, and comprehensive protection functions to ensure reliable and stable power delivery.

Product Features and Performance

Dual-channel synchronous step-down regulators

Wide input voltage range of 5.5V to 25V

Output voltage adjustable from 2V to 5.5V

High efficiency up to 95%

Low quiescent current of 40μA (typ.)

Comprehensive protection features: Overcurrent protection, Overvoltage protection, Thermal shutdown, and more

Stable operation in transient conditions

Fast transient response

Cycle-by-cycle current limit

Programmable soft-start

Small 20-WFQFN (3x3) package

Product Advantages

Efficient power conversion for notebook and laptop applications

Robust protection features ensure reliable and stable operation

Compact footprint for space-constrained designs

Flexible output voltage configuration to meet diverse power requirements

Key Reasons to Choose This Product

Highly integrated solution reduces component count and saves board space

Superior efficiency and low quiescent current optimize battery life

Comprehensive protection features safeguard the power system

Reliable performance and long-term stability

Quality and Safety Features

Automotive-grade quality and reliability

Compliant with RoHS and other environmental regulations

Compatibility

The RT8243BZQW is designed for use in notebook and laptop computer power systems, providing efficient and reliable power management for various components.

Application Areas

Notebook and laptop computers

Portable electronics

Industrial and medical equipment

Product Lifecycle

The RT8243BZQW has been discontinued at our website's sales team. However, there are equivalent or alternative models available from Richtek, such as the RT8243A, RT8243B, and RT8243C series. Customers are advised to contact our website's sales team for more information on the available options and product lifecycle.