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LTC3835EUFD#PBF from LINEAR

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LTC3835EUFD#PBF

Manufacturer: LINEAR

Low IQ Synchronous Step-Down Controller

Partnumber Manufacturer Quantity Availability
LTC3835EUFD#PBF,LTC3835EUFDPBF LINEAR 1193 In Stock

Description and Introduction

Low IQ Synchronous Step-Down Controller The LTC3835EUFD#PBF is a high-performance 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:** 4.5V to 38V  
- **Output Voltage Range:** 0.6V to 5.5V  
- **Switching Frequency:** 50kHz to 900kHz (adjustable)  
- **Maximum Output Current:** Up to 20A (with external MOSFETs)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 28-Lead QFN (5mm x 5mm)  

### **Descriptions:**
- The LTC3835EUFD#PBF is a synchronous step-down DC/DC controller designed for high-efficiency power conversion.  
- It drives external N-channel MOSFETs to regulate output voltage with high accuracy.  
- Features a constant-frequency current-mode architecture for stable operation.  
- Suitable for applications requiring high power density and efficiency, such as telecom, industrial, and automotive systems.  

### **Features:**
- **Wide Input Voltage Range:** Supports 4.5V to 38V operation.  
- **Adjustable Frequency:** Allows optimization for efficiency and component size.  
- **Precision Reference:** 0.6V ±1% voltage reference for accurate regulation.  
- **Current Mode Control:** Ensures fast transient response and loop stability.  
- **Programmable Soft-Start:** Reduces inrush current during startup.  
- **Power Good Output:** Monitors output voltage status.  
- **Low Shutdown Current:** <1µA in shutdown mode.  
- **Thermal Protection:** Prevents overheating.  

This device is designed for high-performance power supply applications requiring high efficiency and reliability.  

(Note: Always refer to the official datasheet for detailed specifications and application guidelines.)

Application Scenarios & Design Considerations

Low IQ Synchronous Step-Down Controller

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