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LT3474EFE#PBF from LINEAR

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LT3474EFE#PBF

Manufacturer: LINEAR

Step-Down 1A LED Driver

Partnumber Manufacturer Quantity Availability
LT3474EFE#PBF,LT3474EFEPBF LINEAR 235 In Stock

Description and Introduction

Step-Down 1A LED Driver The LT3474EFE#PBF is a dual monolithic step-down switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3.6V to 36V  
- **Output Voltage Range:** Adjustable from 1.22V to 35V  
- **Output Current:** Up to 2.5A per channel (total 5A)  
- **Switching Frequency:** 1.2MHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Lead TSSOP (Exposed Pad)  
- **Features:**  
  - Dual independent regulators  
  - Low dropout operation (100% duty cycle)  
  - Adjustable soft-start  
  - Current mode control  
  - Synchronizable to an external clock  
  - Thermal shutdown protection  
  - Short-circuit protection  

### **Descriptions:**  
The LT3474EFE#PBF is a high-performance, dual-channel step-down DC/DC converter designed for applications requiring high efficiency and compact power solutions. It integrates two independent regulators with high switching frequency, reducing the need for large external components.  

### **Features:**  
- **Dual Independent Regulators:** Allows for two separate output voltages.  
- **Wide Input Range:** Supports a broad range of input voltages.  
- **High Efficiency:** Minimizes power loss with up to 95% efficiency.  
- **Synchronization Capability:** Can sync to an external clock to reduce noise.  
- **Protection Features:** Includes thermal shutdown and current limiting.  

This regulator is commonly used in automotive, industrial, and telecom applications where dual regulated outputs are required.

Application Scenarios & Design Considerations

Step-Down 1A LED Driver

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