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LT3757IMSE from LT

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LT3757IMSE

Manufacturer: LT

Boost, Flyback, SEPIC and Inverting Controller

Partnumber Manufacturer Quantity Availability
LT3757IMSE LT 260 In Stock

Description and Introduction

Boost, Flyback, SEPIC and Inverting Controller The LT3757IMSE is a high voltage DC/DC controller manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4.5V to 100V  
- **Output Voltage Range:** Up to 100V (adjustable)  
- **Switching Frequency Range:** 100kHz to 1MHz (adjustable)  
- **Maximum Duty Cycle:** 96%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Lead MSOP (Exposed Pad)  
- **Topology:** Boost, Flyback, SEPIC, or Buck-Boost  

### **Descriptions:**
- The LT3757IMSE is a versatile, high voltage DC/DC controller designed for applications requiring high efficiency and wide input voltage ranges.  
- It includes an internal regulator, gate driver, and adjustable soft-start functionality.  
- Suitable for LED drivers, battery charging, and industrial power supplies.  

### **Features:**
- **Wide Input Voltage Range (4.5V to 100V)** – Supports a broad range of power sources.  
- **Adjustable Frequency (100kHz to 1MHz)** – Allows optimization for efficiency and component size.  
- **High Duty Cycle (96%)** – Enables high step-up ratios.  
- **Integrated Gate Driver** – Simplifies MOSFET driving.  
- **Programmable Soft-Start** – Reduces inrush current.  
- **Current Mode Control** – Provides stable operation and fast transient response.  
- **Synchronizable to External Clock** – Reduces noise interference.  
- **Thermal Shutdown Protection** – Prevents overheating.  

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

Application Scenarios & Design Considerations

Boost, Flyback, SEPIC and Inverting Controller

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