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LTC3783EDHD from LT

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LTC3783EDHD

Manufacturer: LT

PWM LED Driver and Boost, Flyback and SEPIC Converter

Partnumber Manufacturer Quantity Availability
LTC3783EDHD LT 685 In Stock

Description and Introduction

PWM LED Driver and Boost, Flyback and SEPIC Converter The LTC3783EDHD is a high-performance, synchronous step-up DC/DC controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 38V  
- **Output Voltage Range:** Up to 38V (adjustable)  
- **Switching Frequency:** Adjustable (100kHz to 600kHz)  
- **Operating Temperature Range:** -40°C to 125°C  
- **Package:** 16-Lead DFN (5mm × 3mm)  
- **Topology:** Synchronous boost, buck-boost, or SEPIC  
- **Efficiency:** Up to 98% (synchronous operation)  
- **Current Mode Control:** Yes  
- **Power Good Output:** Yes  
- **Soft-Start:** Adjustable  

### **Descriptions:**  
The LTC3783EDHD is a versatile DC/DC controller designed for high-power applications requiring efficient step-up, buck-boost, or SEPIC conversion. It features synchronous rectification for improved efficiency and supports wide input and output voltage ranges.  

### **Features:**  
- **Wide Input/Output Voltage Range:** Supports 4.5V to 38V input and up to 38V output.  
- **Synchronous Operation:** Reduces power loss and improves efficiency.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **Programmable Soft-Start:** Prevents inrush current issues.  
- **Power Good Indicator:** Monitors output voltage status.  
- **Current Mode Control:** Ensures stable operation with fast transient response.  
- **Low Shutdown Current:** <1µA when disabled.  
- **Thermal Protection:** Prevents overheating damage.  

This information is based solely on the manufacturer's datasheet.

Application Scenarios & Design Considerations

PWM LED Driver and Boost, Flyback and SEPIC Converter

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