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IR3508Z from IR,International Rectifier

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IR3508Z

Manufacturer: IR

XPHASE3TM PHASE IC

Partnumber Manufacturer Quantity Availability
IR3508Z IR 370 In Stock

Description and Introduction

XPHASE3TM PHASE IC The IR3508Z is a synchronous buck controller manufactured by International Rectifier (IR). Below are the factual details from Ic-phoenix technical data files:

### **Manufacturer:**  
International Rectifier (IR)  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 21V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Switching Frequency:** Adjustable up to 1MHz  
- **Phase Configuration:** Single-phase  
- **Control Method:** Voltage mode control  
- **Gate Drive Voltage:** 5V  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin SOIC  

### **Descriptions:**  
- The IR3508Z is designed for synchronous buck DC-DC converter applications.  
- It integrates high-side and low-side MOSFET drivers for efficient power conversion.  
- Features include programmable soft-start, overcurrent protection, and thermal shutdown.  

### **Features:**  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **Integrated Drivers:** Reduces external component count.  
- **Programmable Soft-Start:** Prevents inrush current during startup.  
- **Overcurrent Protection:** Enhances system reliability.  
- **Thermal Shutdown:** Protects the IC from overheating.  
- **Wide Input Voltage Range:** Suitable for various power supply designs.  

For exact datasheet details, refer to the official IR documentation.

Application Scenarios & Design Considerations

XPHASE3TM PHASE IC
Partnumber Manufacturer Quantity Availability
IR3508Z IOR 360 In Stock

Description and Introduction

XPHASE3TM PHASE IC The part **IR3508Z** is a **dual N-channel MOSFET driver** manufactured by **International Rectifier (IR)**. Below are its specifications, descriptions, and features based on available data:

### **Specifications:**  
- **Manufacturer:** International Rectifier (IR)  
- **Type:** Dual N-Channel MOSFET Driver  
- **Output Current (Peak):** 2A (source) / 3A (sink)  
- **Supply Voltage (VDD):** 4.5V to 14V  
- **Propagation Delay:** ~50ns (typical)  
- **Rise/Fall Time:** ~20ns (typical)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-pin SOIC  

### **Descriptions:**  
- Designed for driving **high-speed N-channel MOSFETs** in synchronous buck converters.  
- Features **independent high-side and low-side gate drivers** for flexible control.  
- Includes **adaptive shoot-through protection** to prevent cross-conduction.  

### **Features:**  
- **High-Speed Switching:** Optimized for fast transitions.  
- **Low Propagation Delay:** Ensures precise timing in power applications.  
- **3A Sink Current:** Strong gate discharge capability.  
- **Adaptive Dead-Time Control:** Reduces shoot-through risk.  
- **Wide Supply Voltage Range:** Compatible with various logic levels.  
- **Under-Voltage Lockout (UVLO):** Protects MOSFETs during low-voltage conditions.  

For exact electrical characteristics, refer to the official **IR3508Z datasheet** from International Rectifier (Infineon).

Application Scenarios & Design Considerations

XPHASE3TM PHASE IC

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