LTC3805EDD#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3805EDD#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3805EDD#TRPBF is a powerful DC-DC switching controller designed for power management applications.

Product Features and Performance

Step-Up/Step-Down functionality

Supports Positive, Isolation Capable output configurations

Flyback topology

Single output with one phase

Operates within a supply voltage range of 3.95V to 9.5V

Adjustable switching frequency from 70kHz to 700kHz

Maximum duty cycle of 80%

Lacks synchronous rectification

Features clock synchronization

Control features include Enable and Soft Start

Product Advantages

Highly adaptable with a broad switching frequency range

Capable of handling various topologies including isolated configurations

Soft Start feature minimizes inrush current during startup

Integration of Enable function for power optimization

Key Technical Parameters

Single output with 1 output phase

Voltage - Supply (Vcc/Vdd) ranges from 3.95V to 9.5V

Frequency - Switching adjustable between 70kHz and 700kHz

80% maximum duty cycle with transistor driver output type

Quality and Safety Features

Operating temperature range of -40°C to 85°C ensures reliability in various environments

Compatibility

Surface mount compatible with 10-WFDFN exposed pad packaging

Standard supplier device package is 10-DFN (3x3)

Application Areas

Suitable for a wide range of power management applications within industrial, telecommunications, and consumer electronics sectors

Product Lifecycle

Currently marked as Active

Not identified as nearing discontinuation at the cutoff knowledge

Replacements or upgrades may be available through the LTC3805 series

Several Key Reasons to Choose This Product

Flexibility in application due to step-up/step-down capability

Support for a broad range of input voltages catering to various design requirements

The ability to synchronize clock signals for multi-device systems

Ease of implementation in space-constrained designs due to compact 10-DFN packaging

Proven operational reliability across a wide temperature range

Analog Devices' reputation for quality and performance in power management products