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IR3621M from IR,International Rectifier

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IR3621M

Manufacturer: IR

2-Phase Dual Synchronous PWM Controller with Oscillator Synchronization and Pre-Bias Startup

Partnumber Manufacturer Quantity Availability
IR3621M IR 28000 In Stock

Description and Introduction

2-Phase Dual Synchronous PWM Controller with Oscillator Synchronization and Pre-Bias Startup The IR3621M is a power management IC (PMIC) manufactured by Infineon Technologies (formerly International Rectifier, IR). Below are the factual specifications, descriptions, and features from the manufacturer:  

### **Manufacturer:** Infineon Technologies (IR)  
### **Part Number:** IR3621M  

### **Description:**  
The IR3621M is a synchronous buck PWM controller designed for high-efficiency DC-DC voltage regulation. It is optimized for applications requiring precise voltage regulation and high power density.  

### **Key Features:**  
- **Input Voltage Range:** 4.5V to 24V  
- **Output Voltage Range:** Adjustable down to 0.6V  
- **Switching Frequency:** Adjustable up to 1MHz  
- **High-Efficiency Synchronous Buck Operation**  
- **Integrated MOSFET Drivers**  
- **Programmable Soft-Start**  
- **Overcurrent Protection (OCP)**  
- **Overvoltage Protection (OVP)**  
- **Undervoltage Lockout (UVLO)**  
- **Thermal Shutdown Protection**  
- **Adjustable Current Limit**  
- **Precision Reference Voltage (±1%)**  
- **Available in a 16-lead SOIC package**  

### **Applications:**  
- Point-of-load (POL) regulators  
- Industrial power supplies  
- Networking and telecom equipment  
- Embedded computing systems  

For detailed electrical characteristics and application notes, refer to the official **IR3621M datasheet** from Infineon Technologies.

Application Scenarios & Design Considerations

2-Phase Dual Synchronous PWM Controller with Oscillator Synchronization and Pre-Bias Startup

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