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LTC3858IGN-1#PBF from LINEAR

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LTC3858IGN-1#PBF

Manufacturer: LINEAR

Low IQ, Dual 2-Phase Synchronous Step-Down Controller

Partnumber Manufacturer Quantity Availability
LTC3858IGN-1#PBF,LTC3858IGN1PBF LINEAR 24 In Stock

Description and Introduction

Low IQ, Dual 2-Phase Synchronous Step-Down Controller The LTC3858IGN-1#PBF is a high-performance synchronous step-down DC/DC controller manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4.5V to 38V  
- **Output Voltage Range:** 0.8V to 5.5V  
- **Switching Frequency Range:** 50kHz to 900kHz  
- **Maximum Output Current:** Up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 125°C  
- **Package:** 28-Lead SSOP  

### **Descriptions:**  
- The LTC3858IGN-1#PBF is a synchronous buck controller designed for high-efficiency power conversion.  
- It features a constant-frequency current-mode architecture for stable operation.  
- The device includes adjustable soft-start, tracking, and synchronization capabilities.  
- It supports PolyPhase® operation for multi-phase power systems.  

### **Features:**  
- **Wide Input Voltage Range:** Supports 4.5V to 38V operation.  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **Precision Reference:** ±1% output voltage accuracy.  
- **Power Good Output:** Monitors output voltage status.  
- **Programmable Soft-Start:** Reduces inrush current.  
- **Differential Remote Sensing:** Ensures accurate output voltage regulation.  
- **Thermal Shutdown:** Protects the device from overheating.  

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

Application Scenarios & Design Considerations

Low IQ, Dual 2-Phase Synchronous Step-Down Controller

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