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IR3508ZMTRPBF from IR,International Rectifier

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IR3508ZMTRPBF

Manufacturer: IR

A full featured and flexible way to implement a power solution for the latest high performance CPUs and ASICs.

Partnumber Manufacturer Quantity Availability
IR3508ZMTRPBF IR 33000 In Stock

Description and Introduction

A full featured and flexible way to implement a power solution for the latest high performance CPUs and ASICs. The IR3508ZMTRPBF is a synchronous buck controller manufactured by Infineon Technologies. Here are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 21V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Switching Frequency:** 200kHz to 1MHz (programmable)  
- **Maximum Duty Cycle:** 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Pin SOIC  

### **Descriptions:**
- The IR3508ZMTRPBF is a high-performance PWM controller designed for synchronous buck DC-DC converters.  
- It supports adaptive dead-time control for improved efficiency.  
- The device includes overcurrent protection, undervoltage lockout (UVLO), and thermal shutdown.  

### **Features:**  
- **Adaptive Dead-Time Control:** Minimizes body diode conduction losses.  
- **Programmable Switching Frequency:** Allows optimization for efficiency and component size.  
- **Precision Reference Voltage:** 0.6V ±1% accuracy.  
- **Integrated Bootstrap Diode:** Reduces external component count.  
- **Soft-Start Function:** Prevents inrush current during startup.  
- **Power Good Indicator:** Monitors output voltage status.  

This controller is commonly used in point-of-load (POL) regulators, telecom, and industrial applications.

Application Scenarios & Design Considerations

A full featured and flexible way to implement a power solution for the latest high performance CPUs and ASICs.

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