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LTC1877IMS8#PBF from LINEAR

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LTC1877IMS8#PBF

Manufacturer: LINEAR

High Efficiency Monolithic Synchronous Step-Down Regulator

Partnumber Manufacturer Quantity Availability
LTC1877IMS8#PBF LINEAR 47 In Stock

Description and Introduction

High Efficiency Monolithic Synchronous Step-Down Regulator The LTC1877IMS8#PBF is a high-efficiency, monolithic synchronous step-down switching regulator manufactured by Linear Technology (now part of Analog Devices).  

### **Specifications:**  
- **Input Voltage Range:** 4V to 36V  
- **Output Voltage Range:** Adjustable from 0.8V to VIN  
- **Output Current:** Up to 1.5A  
- **Switching Frequency:** 550kHz (fixed)  
- **Efficiency:** Up to 95%  
- **Operating Temperature Range:** -40°C to +125°C  
- **Package:** 8-Lead MSOP  

### **Descriptions:**  
The LTC1877IMS8#PBF is a synchronous buck converter with an integrated power switch, designed for high efficiency and compact power supply solutions. It operates in continuous conduction mode (CCM) and includes features such as soft-start, frequency synchronization, and thermal shutdown protection.  

### **Features:**  
- **High Efficiency:** Up to 95% due to synchronous rectification.  
- **Low Quiescent Current:** 40µA in Burst Mode® operation.  
- **Adjustable Output Voltage:** Set via external resistors.  
- **Burst Mode Operation:** Improves light-load efficiency.  
- **Synchronizable Switching Frequency:** Allows noise-sensitive applications to avoid interference.  
- **Short-Circuit Protection:** Prevents damage during fault conditions.  
- **Thermal Shutdown:** Protects the IC from overheating.  
- **Small Footprint:** MSOP-8 package for space-constrained designs.  

This regulator is suitable for applications such as industrial power supplies, automotive systems, and portable devices requiring high efficiency and wide input voltage range.

Application Scenarios & Design Considerations

High Efficiency Monolithic Synchronous Step-Down Regulator

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