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ISL6211CA from INTERSIL

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ISL6211CA

Manufacturer: INTERSIL, ISL

Crusoe Processor Core-Voltage Regulator

Partnumber Manufacturer Quantity Availability
ISL6211CA INTERSIL, ISL 262 In Stock

Description and Introduction

Crusoe Processor Core-Voltage Regulator The ISL6211CA is a high-performance synchronous buck PWM controller manufactured by **Intersil** (now part of Renesas Electronics). Below are its key specifications, descriptions, and features based on factual information:

### **Specifications:**
- **Input Voltage Range:** 5V to 24V  
- **Output Voltage Range:** Adjustable down to 0.8V  
- **Switching Frequency:** 300kHz (fixed)  
- **Maximum Duty Cycle:** 100%  
- **Output Current:** Supports high-current applications (external MOSFETs required)  
- **Efficiency:** High efficiency due to synchronous rectification  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead SOIC  

### **Descriptions:**
- The ISL6211CA is a **voltage-mode PWM controller** designed for synchronous buck DC-DC converters.  
- It provides **precise output voltage regulation** with integrated error amplifier and feedback compensation.  
- The controller supports **single or dual-phase operation** for higher power applications.  
- Includes **soft-start functionality** to limit inrush current during startup.  

### **Features:**
- **Voltage-Mode Control:** Ensures stable and accurate regulation.  
- **Integrated MOSFET Drivers:** Supports N-channel MOSFETs for high-side and low-side switching.  
- **Programmable Soft-Start:** Reduces stress on components during power-up.  
- **Overcurrent Protection (OCP):** Uses external current sensing for fault detection.  
- **Overvoltage Protection (OVP):** Safeguards against excessive output voltage.  
- **Undervoltage Lockout (UVLO):** Ensures proper operation within input voltage range.  
- **Power-Good (PGOOD) Indicator:** Monitors output voltage status.  

The ISL6211CA is commonly used in **power supplies for servers, telecom equipment, and industrial applications**.  

*(Note: Always refer to the official datasheet for detailed specifications and application guidelines.)*

Application Scenarios & Design Considerations

Crusoe Processor Core-Voltage Regulator

Alternative Part Number

  • HIP6301CB --: Multi-phase PWM controller from Intersil's HIP series with comparable buck-converter control functions, often used as a drop-in substitute in CPU VRM designs.
  • ISL6520ACB --: Single-phase synchronous buck PWM controller with similar voltage-mode control and gate-drive capability, suitable for comparable power-supply applications.
  • NCP1579DR2G --: Single-phase synchronous buck controller with similar functionality and pin-compatible style, offering a cross-manufacturer alternative for PWM regulation designs.
  • TPS5210PWP --: Multi-phase synchronous buck controller offering comparable PWM regulation functionality and programmable output, usable as a cross-vendor alternative for similar VRM designs.
  • NCP5381 --: Multi-phase buck controller with comparable voltage-mode control and protection features, suitable replacement for ISL6211CA applications.
  • ADP3180 --: Multi-phase synchronous buck controller offering similar functionality and pin-compatible design flexibility for VRM applications.

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