LTC1149CS-5#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC1149CS-5#PBF

Manufacturer

Analog Devices

Introduction

The LTC1149CS-5#PBF is a power management integrated circuit specializing in DC-DC switching control, specifically designed for step-down (buck) topology.

Product Features and Performance

Incorporates synchronous rectification for improved power efficiency

Supports a high frequency switching up to 250kHz for faster response and reduced noise

Handles a wide input voltage range, up to 48V

Maximum duty cycle of 100%, allowing for continuous operation at full load

Integrated current limit and enable control features for enhanced safety and power management

Product Advantages

High efficiency and reliable power conversion

Suitable for high-voltage applications

Compact 16-SOIC package for simplified PCB layout

Easy integration into existing designs without the need for extensive re-engineering

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): Up to 48V

Frequency Switching: Up to 250kHz

Duty Cycle (Max): 100%

Quality and Safety Features

Current limit feature to prevent overload and potential damage

Operating temperature range from 0°C to 70°C ensures reliability under standard industrial operational conditions

Compatibility

Compatible with surface mount technology for seamless PCB integration

Application Areas

Suitable for a broad range of high-performance power supply applications such as telecommunications, automotive, industrial control systems, and more

Product Lifecycle

Currently active product status indicates ongoing manufacturer support

No indicated plans for discontinuation, suggesting stable supply availability for the foreseeable future

Several Key Reasons to Choose This Product

High efficiency and reliability in power conversion optimizing performance and energy usage

The capability to handle high input voltages and frequencies allows versatile applications across various high-power setups

The compact and functional package supports easy implementation and scalability in designs

Comprehensive safety features protect against operational risks, enhancing system longevity and durability

Active product lifecycle status ensures long-term availability and support from Analog Devices