LTC3895HFE#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3895HFE#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3895HFE#TRPBF is a high-performance step-down switching controller for power management applications.

Product Features and Performance

High voltage range of 4V to 140V

Integrated synchronous rectifier for improved efficiency

Up to 100% duty cycle capability

Adjustable frequency from 50kHz to 900kHz

Supports single output with one phase

Product Advantages

Capable of operating in a wide range of input voltages

High efficiency due to synchronous rectification

Flexibility in frequency adjustment to optimize performance

Thermal performance enhanced with exposed pad package

Key Technical Parameters

Function: Step-Down

Output Configuration: Positive

Topology: Buck

Number of Outputs: 1

Output Phases: 1

Voltage Supply (Vcc/Vdd): 4V ~ 140V

Frequency Switching: 50kHz ~ 900kHz

Duty Cycle (Max): 100%

Operating Temperature: -40°C ~ 150°C (TJ)

Quality and Safety Features

Robust thermal performance with operating temperatures ranging from -40°C to 150°C

Compatibility

Surface mount technology compatible with 38-TFSOP packaging

Requires external components selected for compatibility

Application Areas

Industrial power supplies

Automotive electronics

Telecommunication infrastructure

Distributed power systems

Product Lifecycle

Product status is active

Not reported as nearing discontinuation

Several Key Reasons to Choose This Product

Versatility for high voltage applications (4V to 140V input)

High thermal performance and reliability for harsh environments

Flexible switching frequency options for design customization

High duty cycle for use in low frequency/high step-down applications

Presence of advanced control features like soft start and phase control for better system management