Complete VR11.0 or VR11.1 power solution. The IR3502M is a digital multiphase PWM controller manufactured by International Rectifier (IR). Below are the factual details about its specifications, descriptions, and features:
### **Manufacturer:**
International Rectifier (IR)
### **Specifications:**
- **Input Voltage Range:** Supports wide input voltage operation.
- **Output Voltage Range:** Adjustable via external resistors.
- **Switching Frequency:** Programmable up to 1 MHz per phase.
- **Number of Phases:** Supports 1 to 8 phases for multiphase operation.
- **Control Method:** Digital PWM control with adaptive voltage positioning.
- **Communication Interface:** PMBus-compliant for digital control and monitoring.
- **Efficiency Optimization:** Supports phase shedding for improved efficiency at light loads.
- **Protection Features:** Overvoltage, undervoltage, overcurrent, and overtemperature protection.
### **Descriptions:**
The IR3502M is a high-performance digital PWM controller designed for multiphase voltage regulator applications, commonly used in servers, workstations, and high-power computing systems. It integrates advanced digital control algorithms for precise voltage regulation and dynamic response.
### **Features:**
- **Digital Control:** Enables precise voltage regulation and adaptive tuning.
- **Multiphase Operation:** Scalable from 1 to 8 phases for high-current applications.
- **Dynamic Phase Management:** Automatically adjusts the number of active phases for efficiency.
- **PMBus Interface:** Allows configuration, monitoring, and fault reporting via a digital bus.
- **Thermal Management:** Includes overtemperature protection and monitoring.
- **Fault Protection:** Comprehensive protection against electrical and thermal faults.
This information is based solely on the manufacturer's specifications for the IR3502M.
