The ACT9040VM501-T is a power management integrated circuit (PMIC) from Active-Semi International Inc. It is designed to provide efficient power conversion and regulation for a variety of applications. This PMIC integrates multiple functions, including buck converters, LDO regulators, and supervisory circuits, into a single chip, reducing the overall system size and cost.

Applications

• Portable electronics: Smartphones, tablets, and other mobile devices.
• Industrial equipment: Embedded systems, control systems, and automation devices.
• Networking equipment: Routers, switches, and modems.
• Consumer electronics: Set-top boxes, gaming consoles, and home appliances.
• Power tools: Cordless drills, saws, and other battery-powered tools.

Features

• High efficiency: Integrated buck converters and LDO regulators for optimal power conversion efficiency.
• Multiple output voltages: Supports various voltage rails to power different system components.
• Low quiescent current: Minimizes power consumption in standby mode, extending battery life.
• Overvoltage and overcurrent protection: Protects the system from damage due to voltage and current surges.
• Thermal shutdown: Prevents overheating and ensures reliable operation.

Benefits

• Reduced system size and cost: Integration of multiple functions into a single chip reduces the number of external components required.
• Improved power efficiency: High-efficiency converters and regulators minimize power losses and extend battery life.
• Enhanced system reliability: Built-in protection features prevent damage from voltage, current, and thermal events.
• Simplified design: Integrated solution simplifies the design process and reduces development time.
• Flexible power management: Supports a wide range of input voltages and output currents to meet diverse application requirements.

Additional Details

The ACT9040VM501-T is available in a compact QFN package. It operates over a wide input voltage range and can provide multiple regulated output voltages. The device also features programmable soft-start and shutdown functions for flexible power sequencing. It is RoHS compliant.