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ISL6549IBZ from INTERSIL

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ISL6549IBZ

Manufacturer: INTERSIL

Single 12V Input Supply Dual Regulator Synchronous Rectified Buck PWM and Linear Power Controller

Partnumber Manufacturer Quantity Availability
ISL6549IBZ INTERSIL 196 In Stock

Description and Introduction

Single 12V Input Supply Dual Regulator Synchronous Rectified Buck PWM and Linear Power Controller The **ISL6549IBZ** is a **dual synchronous buck PWM controller** manufactured by **INTERSIL** (now part of **Renesas Electronics**). Below are its key specifications, descriptions, and features based on Ic-phoenix technical data files:

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 5.5V (VCC), 5V to 24V (VIN)  
- **Output Voltage Range:** Adjustable down to 0.8V  
- **Switching Frequency:** 300kHz (fixed)  
- **Output Current:** Up to 15A per phase (with external MOSFETs)  
- **Duty Cycle Range:** 0% to 100%  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead SOIC  

### **Descriptions:**  
- Designed for **high-efficiency DC-DC voltage regulation** in computing and industrial applications.  
- Supports **dual-phase operation** for improved thermal performance and current handling.  
- Includes **integrated MOSFET drivers** to reduce external component count.  
- Features **voltage tracking** for sequencing multiple power supplies.  

### **Features:**  
- **Dual synchronous buck PWM controller**  
- **Adjustable soft-start**  
- **Overcurrent protection (OCP)**  
- **Overvoltage protection (OVP)**  
- **Undervoltage lockout (UVLO)**  
- **Power-good (PGOOD) output**  
- **Precision reference voltage (0.8V ±1%)**  
- **Lossless current sensing**  

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

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