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ISL6401IR from INTERSIL

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ISL6401IR

Manufacturer: INTERSIL

Synchronizing Current Mode PWM for Subscriber Line Interface Circuits (SLICs)

Partnumber Manufacturer Quantity Availability
ISL6401IR INTERSIL 2 In Stock

Description and Introduction

Synchronizing Current Mode PWM for Subscriber Line Interface Circuits (SLICs) The ISL6401IR is a manufacturer part from **INTERSIL** (now part of Renesas Electronics). Below are the specifications, descriptions, and features based on factual information from Ic-phoenix technical data files:

### **Specifications:**
- **Manufacturer:** INTERSIL  
- **Part Number:** ISL6401IR  
- **Type:** Synchronous Buck PWM Controller  
- **Input Voltage Range:** 4.5V to 25V  
- **Output Voltage Range:** Adjustable (down to 0.8V)  
- **Switching Frequency:** 300kHz to 1MHz (adjustable)  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead QFN  

### **Descriptions:**
- The ISL6401IR is a **high-efficiency synchronous buck PWM controller** designed for DC-DC voltage regulation.  
- It supports **voltage-mode control** with adjustable switching frequency for optimized performance.  
- The device includes **integrated MOSFET drivers**, reducing external component count.  
- It features **soft-start functionality** to minimize inrush current during startup.  

### **Features:**
- **Wide Input Voltage Range (4.5V to 25V)** – Suitable for various power supply applications.  
- **Adjustable Output Voltage (down to 0.8V)** – Supports low-voltage requirements.  
- **Programmable Switching Frequency (300kHz to 1MHz)** – Allows optimization for efficiency and component size.  
- **Integrated MOSFET Drivers** – Simplifies design and reduces external components.  
- **Soft-Start Capability** – Prevents excessive inrush current.  
- **Overcurrent Protection (OCP)** – Enhances system reliability.  
- **Thermal Shutdown Protection** – Prevents overheating damage.  
- **Synchronous Rectification** – Improves efficiency by reducing conduction losses.  

This information is based on the manufacturer's datasheet and technical documentation.

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