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LTC3703HGN from LT

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LTC3703HGN

Manufacturer: LT

100V Synchronous Switching Regulator Controller

Partnumber Manufacturer Quantity Availability
LTC3703HGN LT 28098 In Stock

Description and Introduction

100V Synchronous Switching Regulator Controller The LTC3703HGN is a high-efficiency, synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** 0.8V to 5.5V (adjustable)  
- **Switching Frequency:** 50kHz to 1MHz (adjustable with external resistor)  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to 125°C  
- **Package:** 16-Lead SSOP (HGN)  
- **Topology:** Synchronous Buck Controller  
- **Efficiency:** Up to 95%  
- **Current Limit:** Adjustable  
- **Features:**  
  - Low Quiescent Current (100µA typical)  
  - Programmable Soft-Start  
  - Power Good Output  
  - Adjustable Current Limit  
  - External Synchronization Capability  
  - Overvoltage and Undervoltage Protection  

### **Description:**  
The LTC3703HGN is designed for high-efficiency DC/DC conversion in applications requiring wide input voltage ranges. It drives external N-channel MOSFETs and supports synchronous rectification for improved efficiency.  

### **Features:**  
- **Wide Input Range:** Supports 4V to 36V operation.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **Low Dropout Operation:** Enables 100% duty cycle for low dropout conditions.  
- **Synchronous Operation:** Reduces power loss compared to diode-based designs.  
- **Protection Features:** Includes overvoltage, undervoltage, and current limit protection.  

This information is based solely on the manufacturer's datasheet. For detailed application guidance, refer to the official documentation.

Application Scenarios & Design Considerations

100V Synchronous Switching Regulator Controller

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