Maxim Integrated MAX1546AETL Product Overview

The Maxim Integrated MAX1546AETL is a high-performance, multi-phase, synchronous-buck CPU controller designed to deliver precise voltage regulation and high efficiency for advanced microprocessors. This component is an ideal solution for powering CPUs in notebook computers, as it meets the stringent requirements for core supply voltage and provides excellent transient response.

Key Features

• Multi-Phase Power Control: The MAX1546AETL operates in a multi-phase configuration, which reduces the required output capacitance and improves efficiency by distributing the power and thermal load across multiple phases.
• Quick-PWM™ Mode: It features Maxim's proprietary Quick-PWM mode that offers ultra-fast transient response, ensuring that the CPU receives stable power under dynamic load conditions.
• High Efficiency: With integrated MOSFET drivers and low on-resistance, this controller achieves high efficiency, which is crucial for extending battery life in portable devices.
• Adjustable Voltage Control: It provides an adjustable output voltage set by a 5-bit VID code, allowing for precise control over the CPU core voltage to match specific processor needs.
• Power-Saving Modes: The MAX1546AETL includes power-saving features such as skip mode and a programmable switching frequency that help to minimize power consumption during light-load conditions.

Applications

• Notebook Computers
• Netbooks and Ultraportable Devices
• Portable Computing Equipment

Technical Specifications

• Package: 40-Pin Thin QFN (TQFN)
• Operating Temperature Range: -40°C to +85°C
• Voltage Range: Adjustable down to 0.700V
• Switching Frequency: Programmable up to 1MHz per phase

The MAX1546AETL is a testament to Maxim Integrated's commitment to providing advanced power management solutions. Its combination of performance, efficiency, and flexibility makes it a top choice for designers looking to optimize the power systems of their portable computing devices.