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ISL6545IBZ from INTERSIL

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ISL6545IBZ

Manufacturer: INTERSIL

5V or 12V Single Synchronous Buck Pulse-Width Modulation PWM Controller

Partnumber Manufacturer Quantity Availability
ISL6545IBZ INTERSIL 4160 In Stock

Description and Introduction

5V or 12V Single Synchronous Buck Pulse-Width Modulation PWM Controller The **ISL6545IBZ** is a **PWM Buck Regulator Controller** manufactured by **INTERSIL** (now part of **Renesas Electronics**). Below are its key specifications, descriptions, and features based on available data:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 25V  
- **Output Voltage Range:** Adjustable down to 0.8V  
- **Switching Frequency:** Up to 600kHz  
- **Output Current:** Up to 15A (with external MOSFETs)  
- **Duty Cycle Range:** 0% to 100%  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-SOIC  

### **Descriptions:**
- The ISL6545IBZ is a **synchronous buck PWM controller** designed for high-efficiency DC-DC conversion.  
- It supports **voltage-mode control** with adjustable soft-start and overcurrent protection.  
- The device is optimized for **low-voltage power supplies** in computing, networking, and industrial applications.  

### **Features:**
- **Adjustable Output Voltage** (via external resistors)  
- **Integrated Gate Drivers** for N-channel MOSFETs  
- **Programmable Soft-Start**  
- **Overcurrent Protection (OCP)** with hiccup mode  
- **Undervoltage Lockout (UVLO)**  
- **Power-Good (PGOOD) Output** for monitoring  
- **High Noise Immunity**  

This information is based on the manufacturer's datasheet and technical documentation. For detailed application notes, refer to the official **Intersil/Renesas** datasheet.

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