The ISL95855HRTZ-T is a multi-phase PWM regulator designed for high-performance CPU and GPU power delivery. It is specifically optimized for Intel's IMVP8/9 (and similar) platforms, providing precise voltage regulation and transient response. This device utilizes advanced control algorithms to maximize efficiency and minimize power loss, making it suitable for demanding applications such as gaming laptops and high-end desktops.

Applications

• Notebook Computers
• Desktop Computers
• Gaming Laptops
• Workstations
• Server Motherboards
• High-Performance Computing

Features

• Multi-Phase Operation: Supports multi-phase operation for improved transient response and reduced output ripple.
• IMVP8/9 Compliant: Specifically designed to meet the requirements of Intel's IMVP8/9 platforms.
• Adaptive Voltage Positioning (AVP): Dynamically adjusts the output voltage to optimize efficiency and transient response.
• Programmable Switching Frequency: Allows for optimization of efficiency and component size.
• Overcurrent Protection (OCP): Protects the load from overcurrent conditions.
• Overtemperature Protection (OTP): Protects the device from overheating.
• Undervoltage Protection (UVP): Protects the load from undervoltage conditions.

Benefits

• High Efficiency: Advanced control algorithms maximize efficiency and minimize power loss.
• Precise Voltage Regulation: Ensures stable and accurate voltage delivery to the CPU and GPU.
• Excellent Transient Response: Provides fast and accurate response to load transients.
• Improved System Performance: Optimized power delivery enhances system performance.
• Robust Protection: OCP, OTP, and UVP features protect the load and the regulator from damage.

Additional Details

The ISL95855HRTZ-T supports various operating modes to optimize performance and efficiency. It communicates with the system controller via SMBus. The device is available in a compact package. The datasheet contains detailed information about the electrical characteristics, timing diagrams, and application circuit examples. Always consult the datasheet for specific operating conditions and performance details. External component selection is critical for optimal performance. Consider layout guidelines to minimize noise and ensure stability. Specific phase configurations and inductor selection are detailed in the application notes.