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LTC3826IUH from LINEAR

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LTC3826IUH

Manufacturer: LINEAR

30μA IQ, Dual, 2-Phase Synchronous Step-Down Controller

Partnumber Manufacturer Quantity Availability
LTC3826IUH LINEAR 15 In Stock

Description and Introduction

30μA IQ, Dual, 2-Phase Synchronous Step-Down Controller The LTC3826IUH is a high-performance synchronous step-down switching regulator controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 38V  
- **Output Voltage Range:** 0.8V to 24V  
- **Switching Frequency:** Adjustable from 50kHz to 900kHz  
- **Maximum Duty Cycle:** 98%  
- **Operating Temperature Range:** -40°C to 125°C  
- **Package:** 32-Lead QFN (5mm x 5mm)  
- **Topology:** Synchronous Buck Controller  
- **Efficiency:** Up to 95%  
- **Current Mode Control:** Yes  
- **Soft-Start:** Adjustable  
- **Protection Features:** Overcurrent, Overvoltage, Undervoltage Lockout (UVLO), and Thermal Shutdown  

### **Descriptions:**  
The LTC3826IUH is designed for high-efficiency step-down DC/DC conversion, providing precise control for synchronous buck regulators. It supports a wide input voltage range, making it suitable for industrial, automotive, and telecom applications.  

### **Features:**  
- **Wide Input Range:** Operates from 4.5V to 38V.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **High Efficiency:** Minimizes power loss with synchronous rectification.  
- **Precision Reference:** ±1% output voltage accuracy.  
- **Programmable Soft-Start:** Reduces inrush current.  
- **Robust Protection:** Includes OV, UV, OC, and thermal shutdown.  
- **Low Quiescent Current:** Enhances light-load efficiency.  

This controller is ideal for applications requiring high efficiency and reliable power conversion.

Application Scenarios & Design Considerations

30μA IQ, Dual, 2-Phase Synchronous Step-Down Controller

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