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LTC3456 from LT

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LTC3456

Manufacturer: LT

2-Cell, Multi-Output DC/DC Converter with USB Power Manager

Partnumber Manufacturer Quantity Availability
LTC3456 LT 142 In Stock

Description and Introduction

2-Cell, Multi-Output DC/DC Converter with USB Power Manager The LTC3456 is a high-efficiency synchronous buck-boost DC/DC converter manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 2.7V to 5.5V  
- **Output Voltage Range:** Adjustable from 2.5V to 5.5V  
- **Output Current:** Up to 1A  
- **Switching Frequency:** 1MHz (typical)  
- **Efficiency:** Up to 96%  
- **Quiescent Current:** 40µA (typical) in Burst Mode® operation  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-Lead DFN (3mm × 3mm)  

### **Descriptions:**  
- The LTC3456 is designed for applications requiring a regulated output voltage from a varying input source (e.g., single-cell Li-ion batteries).  
- It seamlessly transitions between buck, boost, and buck-boost modes to maintain regulation.  
- Features Burst Mode operation for improved efficiency at light loads.  
- Includes internal synchronous rectification to minimize external components.  

### **Features:**  
- **Automatic Transition Between Buck and Boost Modes**  
- **Low Noise Burst Mode Operation**  
- **No Schottky Diode Required**  
- **Internal Soft-Start**  
- **Short-Circuit and Overcurrent Protection**  
- **Thermal Shutdown Protection**  
- **Small Footprint with Minimal External Components**  

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

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