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LTC1622 from LT

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LTC1622

Manufacturer: LT

Low Input Voltage Current Mode Step-Down DC/DC Controller

Partnumber Manufacturer Quantity Availability
LTC1622 LT 29 In Stock

Description and Introduction

Low Input Voltage Current Mode Step-Down DC/DC Controller The LTC1622 is a high efficiency, monolithic synchronous step-down switching regulator manufactured by Linear Technology (now part of Analog Devices). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:

### **Specifications:**
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** 0.8V to 36V  
- **Maximum Output Current:** 3A  
- **Switching Frequency:** 200kHz (LTC1622) / 500kHz (LTC1622-5)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to 125°C  
- **Package Options:** 16-Pin SOIC, 16-Pin TSSOP  

### **Descriptions:**
The LTC1622 is a synchronous buck (step-down) DC/DC converter that integrates two N-channel MOSFETs to minimize external component count. It is designed for high efficiency and low noise operation, making it suitable for a variety of power supply applications, including industrial, automotive, and telecom systems.  

### **Features:**
- **Synchronous Operation:** Reduces power loss and improves efficiency.  
- **Wide Input Voltage Range:** Supports 4V to 36V input.  
- **Adjustable Output Voltage:** Configurable from 0.8V to 36V.  
- **Low Dropout Operation:** 100% duty cycle capability.  
- **Current Mode Control:** Ensures fast transient response.  
- **Short-Circuit Protection:** Prevents damage during fault conditions.  
- **Soft-Start Function:** Reduces inrush current.  
- **Thermal Shutdown:** Protects the device from overheating.  

This information is based solely on the manufacturer's datasheet and technical documentation. No additional suggestions or guidance are provided.

Application Scenarios & Design Considerations

Low Input Voltage Current Mode Step-Down DC/DC Controller

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