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ISL6552CB from INTERSIL

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ISL6552CB

Manufacturer: INTERSIL

Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller

Partnumber Manufacturer Quantity Availability
ISL6552CB INTERSIL 1416 In Stock

Description and Introduction

Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller The ISL6552CB is a manufacturer part by **INTERSIL** (now part of Renesas Electronics). Below are its specifications, descriptions, and features based on available factual information:  

### **Specifications:**  
- **Manufacturer:** INTERSIL  
- **Category:** Voltage Regulator - DC DC Switching Controller  
- **Output Type:** PWM  
- **Topology:** Buck  
- **Output Phases:** 2  
- **Voltage - Supply (Vcc/Vdd):** 4.5V to 5.5V  
- **Frequency - Switching:** Up to 1MHz  
- **Duty Cycle (Max):** 90%  
- **Synchronous Rectifier:** Yes  
- **Clock Sync:** No  
- **Control Features:** Enable, Power Good, Soft Start  
- **Operating Temperature:** -40°C to +85°C  
- **Package / Case:** 28-SOIC  

### **Descriptions:**  
The **ISL6552CB** is a **dual-phase PWM controller** designed for high-performance voltage regulation in power supply applications. It provides precise control for synchronous buck converters, supporting multi-phase operation for improved efficiency and thermal performance.  

### **Features:**  
- **Dual-Phase Operation** for balanced current sharing.  
- **Adaptive Phase Timing** for optimized efficiency.  
- **Programmable Switching Frequency** (up to 1MHz).  
- **Integrated MOSFET Drivers** for synchronous rectification.  
- **Overcurrent Protection (OCP)** with adjustable threshold.  
- **Power-Good (PGOOD) Output** for system monitoring.  
- **Soft-Start Function** to prevent inrush current.  
- **5V Bias Supply Operation** (4.5V to 5.5V).  

This information is based on the manufacturer's datasheet and technical documentation. For exact details, refer to the official datasheet from **Renesas Electronics** (formerly INTERSIL).

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