LT1777CS#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LT1777CS#TRPBF

Manufacturer

Analog Devices

Introduction

The LT1777CS#TRPBF is a step-down DC-DC switching regulator designed for power management, capable of driving a 550mA load with high efficiency.

Product Features and Performance

Step-Down (Buck) regulator topology

Adjustable output voltage from 1.24V to 30V

Input voltage range from 7.4V to 48V

550mA output current capability

100kHz switching frequency

Non-synchronous rectification

Operates at temperatures ranging from 0°C to 125°C

Product Advantages

Wide input voltage range accommodating various power supplies

Flexible output voltage adjustment for a broad range of applications

High efficiency conversion minimizing energy loss

Compact 16-SOIC package suitable for space-constrained applications

Key Technical Parameters

Function: Step-Down

Output Configuration: Positive

Voltage Input (Min): 7.4V

Voltage Input (Max): 48V

Voltage Output (Min/Fixed): 1.24V

Voltage Output (Max): 30V

Current Output: 550mA (Switch)

Frequency Switching: 100kHz

Quality and Safety Features

Built-in thermal shutdown and current limit protection

Stable operation within the industrial temperature range of 0°C to 125°C

Compatibility

Designed for surface mount technology

Compatible with 16-SOIC footprint in electronic circuits

Application Areas

Distributed power systems

Pre-regulator for linear regulators

Step-down power supplies in automotive, industrial, and telecommunications

Product Lifecycle

Product Status: Active

Not nearing discontinuation with ongoing support

Several Key Reasons to Choose This Product

Reliable manufacturer with industry expertise and support

High efficiency extends battery life for portable devices

Versatile input voltage range suitable for varying power sources

The product is actively supported and not at risk of obsolescence

Thermal and current protections for improved system safety

Ideal for integration into space-constrained designs due to its compact size