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Supply [Renesas] ISL6277AIRZ Robust Ripple Regulator™ (R3) Multiphase PWM Controller

Shenzhen Mingjiada Electronics Co., Ltd. is a supplier of ISL6277AIRZ Multi-Phase PWM Regulators for a long time, here are the product details for [Renesas] ISL6277AIRZ High Performance, Multi-Phase PWM Controller:

ISL6277AIRZ - Product Overview:

The ISL6277AIRZ is a high-performance, multi-phase PWM controller from Renesas designed to power CPU cores in notebooks, desktops, servers, and GPUs. It supports multi-phase operation and provides high efficiency and high accuracy voltage regulation to meet the demanding power management requirements of modern high performance processors.

Fully compliant with AMD Fusion SVI 2.0 standards, the ISL6277AIRZ provides a complete solution for microprocessor and GPU core power supplies.

The ISL6277AIRZ controller supports two voltage regulators (VRs) with three integrated gate drivers and two optional external drivers for maximum flexibility.

The ISL6277AIRZ also offers several other key features. Both outputs support DCR current sense with a single NTC thermistor for DCR temperature compensation or accurate resistor current sense. Both outputs feature remote voltage detection, adjustable switching frequency, OC protection, and power good features.

ISL6277AIRZ - Key Features:

Multi-Phase Operation: The ISL6277AIRZ supports 2- to 4-phase operation, allowing the number of phases to be dynamically adjusted according to load requirements, optimising efficiency and performance.

Highly Accurate Voltage Regulation: The ISL6277AIRZ output voltage is accurate to ±0.5% to meet the power needs of high performance CPUs and GPUs.

Dynamic Voltage Regulation (DVS): ISL6277AIRZ is compatible with Intel IMVP-6.5 specification and supports dynamic voltage regulation to adapt to the processor's voltage requirements under different loads.

Overcurrent Protection (OCP): ISL6277AIRZ has built-in overcurrent protection to ensure the safe operation of the system under abnormal conditions.

Hot-swap support: ISL6277AIRZ supports hot-swap function, which is convenient for system maintenance and upgrading.

Low Power Mode: ISL6277AIRZ automatically enters the low power mode during light load to improve the overall efficiency of the system.

Programmable Switching Frequency: ISL6277AIRZ switching frequency ranges from 300kHz to 1MHz, which can be flexibly adjusted according to application requirements.

ISL6277AIRZ - Main Parameters

Input voltage range: 4.5V to 25V

Output voltage range: 0.3V to 1.5V

Switching frequency: 300kHz to 1MHz (programmable)

Package: 48-pin QFN package

Operating temperature range: -40°C to +100°C

ISL6277AIRZ - Functional Description:

Multi-Phase Operation: The ISL6277AIRZ supports 2- to 4-phase operation and improves efficiency by reducing the number of operating phases at light loads through dynamic Phase Shedding.

Dynamic Voltage Adjustment: The ISL6277AIRZ dynamically adjusts the output voltage according to the processor load, reducing power consumption and optimising performance.

Protection Functions: The ISL6277AIRZ includes over-current protection (OCP), over-voltage protection (OVP), and under-voltage protection (UVP) to ensure a safe and reliable system.

Power Management: The ISL6277AIRZ supports a variety of power management modes, including low-power and standby modes, to further enhance energy efficiency.

ISL6277AIRZ--Application Areas

Notebook PCs: Provides efficient and stable power management for mobile processors.

Desktop PCs: Support the power supply needs of high-performance desktop processors.

Servers: Satisfy the requirements of server CPUs for high-precision and high-efficiency power supply.

Graphics Processor (GPU): Provides efficient power management solutions for GPUs.

ISL6277AIRZ - Package and Pinout

Package Type: 48-pin QFN (Quad Flat No-leads) package

Package Size: 6mm x 6mm

Pin Function: Including power input (VIN), output voltage feedback (FB), phase control (PHASE), enable signal (EN) and so on.

ISL6277AIRZ - Typical Application Circuits

The ISL6277AIRZ is typically used in the following circuit designs:

CPU core power supply circuit: provides efficient and stable power supply for Intel or AMD processors.

GPU power supply circuits: Provide multi-phase power management for graphics processors.

Server power management: meets the needs of server CPUs for high-precision and high-efficiency power supplies.

ISL6277AIRZ - Benefits:

High Efficiency: Multi-phase operation and dynamic phase adjustment technology significantly improve power conversion efficiency.

High Reliability: Built-in multiple protection mechanisms to ensure stable system operation.

Flexibility: Supports multiple configurations and programmable parameters to adapt to different application scenarios.

Compatibility: Compatible with Intel IMVP-6.5 specification, suitable for modern high-performance processors.

Summary:

The ISL6277AIRZ is a high-performance, multi-functional PWM controller for power management of devices such as laptops, desktops, servers and GPUs. Its high-precision voltage regulation, multi-phase operation and dynamic voltage regulation make it ideal for powering modern high-performance processors. Meanwhile, its rich protection features and flexible configuration options further enhance system reliability and energy efficiency.

[Shenzhen Mingjiada Electronics Co., Ltd.] is a long term supplier of ISL6277AIRZ Multi-Phase PWM Voltage Regulators, for more details, please check our official website (www.hkmjd.com).