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LTC1628CUH#PBF from LINEAR

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LTC1628CUH#PBF

Manufacturer: LINEAR

High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LTC1628CUH#PBF,LTC1628CUHPBF LINEAR 489 In Stock

Description and Introduction

High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator The **LTC1628CUH#PBF** is a synchronous step-down switching regulator controller manufactured by **Linear Technology** (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** Adjustable down to 0.8V  
- **Switching Frequency:** Up to 550kHz  
- **Maximum Duty Cycle:** 100%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 32-Lead QFN (5mm x 5mm)  
- **Control Method:** Current Mode PWM  
- **Synchronous Rectification:** Yes  
- **Efficiency:** Up to 95%  

### **Descriptions:**
- The LTC1628CUH#PBF is a high-performance, dual-phase synchronous step-down DC/DC controller designed for high-current applications.  
- It drives external N-channel MOSFETs and provides precise output voltage regulation.  
- The dual-phase operation reduces input and output ripple, improving efficiency and thermal performance.  
- It includes features like soft-start, overcurrent protection, and adjustable switching frequency.  

### **Features:**
- **Dual-Phase Operation:** Reduces input/output ripple and component stress.  
- **Adjustable Frequency:** Allows optimization for efficiency or component size.  
- **Current Mode Control:** Ensures fast transient response and stable operation.  
- **Low Dropout Operation:** 100% duty cycle capability for low input-output differentials.  
- **Programmable Soft-Start:** Prevents inrush current at startup.  
- **Overcurrent Protection:** Uses foldback current limiting.  
- **Wide Input Range:** Suitable for automotive, industrial, and telecom applications.  

This information is strictly based on the manufacturer's datasheet and technical documentation.

Application Scenarios & Design Considerations

High Efficiency, 2-Phase Synchronous Step-Down Switching Regulator

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