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LT1766EFE from LINEAR

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LT1766EFE

Manufacturer: LINEAR

5.5V to 60V 1.5A/ 200kHz Step-Down Switching Regulator

Partnumber Manufacturer Quantity Availability
LT1766EFE LINEAR 300 In Stock

Description and Introduction

5.5V to 60V 1.5A/ 200kHz Step-Down Switching Regulator The LT1766EFE is a step-down switching regulator manufactured by Linear Technology (now part of Analog Devices). Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Input Voltage Range:** 3.5V to 25V  
- **Output Voltage Range:** Adjustable down to 1.22V  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 90%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Lead TSSOP (FE)  

### **Descriptions:**  
- The LT1766EFE is a high-efficiency, monolithic step-down DC/DC converter.  
- It uses a constant-frequency, current-mode architecture for stable operation.  
- Designed for low noise and high efficiency in battery-powered and industrial applications.  

### **Features:**  
- **Low Dropout Operation:** Maintains regulation with small headroom.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Soft-Start Function:** Reduces inrush current.  
- **Short-Circuit Protection:** Enhances reliability.  
- **Synchronous Rectification:** Improves efficiency.  
- **Low Quiescent Current:** 30μA in shutdown mode.  

The LT1766EFE is commonly used in power supplies, portable devices, and automotive systems.

Application Scenarios & Design Considerations

5.5V to 60V 1.5A/ 200kHz Step-Down Switching Regulator
Partnumber Manufacturer Quantity Availability
LT1766EFE LT 370 In Stock

Description and Introduction

5.5V to 60V 1.5A/ 200kHz Step-Down Switching Regulator The LT1766EFE is a high efficiency, monolithic step-down switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 3.6V to 25V  
- **Output Voltage Range:** 1.22V to 20V (adjustable)  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 200kHz  
- **Efficiency:** Up to 95%  
- **Quiescent Current:** 30µA (in shutdown mode)  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 16-Lead TSSOP (FE package)  

### **Descriptions & Features:**  
- **Monolithic Buck Regulator:** Provides a compact, high-efficiency step-down DC-DC conversion solution.  
- **Low Dropout Operation:** Maintains regulation even when the input voltage is close to the output voltage.  
- **Burst Mode® Operation:** Enhances efficiency at light loads by reducing switching losses.  
- **Adjustable Output Voltage:** Set via an external resistor divider.  
- **Internal Soft-Start:** Prevents inrush current at startup.  
- **Short-Circuit Protection:** Includes cycle-by-cycle current limiting.  
- **Thermal Shutdown:** Protects the device from overheating.  
- **Wide Input Voltage Range:** Suitable for automotive, industrial, and battery-powered applications.  

This regulator is commonly used in power supplies, industrial systems, and portable electronics requiring efficient voltage conversion.

Application Scenarios & Design Considerations

5.5V to 60V 1.5A/ 200kHz Step-Down Switching Regulator

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