LTC1709EG-9#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC1709EG-9#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC1709EG-9#TRPBF is a dual output, step-down DC DC switching controller designed to drive a transistor driver with high efficiency and reliability.

Product Features and Performance

Dual output step-down (buck) topology

Supports synchronous rectification for improved efficiency

Frequency switching ranging from 140kHz to 320kHz

Maximum duty cycle of 99.5%

Incorporates features like Enable, Power Good, and Soft Start

Product Advantages

High efficiency with synchronous rectifier

Stable operation with soft-start and power good signal

Flexible switching frequency for design versatility

Key Technical Parameters

Output Type: Transistor Driver

Function: Step-Down

Number of Outputs: 2

Output Phases: 2

Voltage - Supply (Vcc/Vdd): 4V ~ 36V

Frequency - Switching: 140kHz ~ 320kHz

Duty Cycle (Max): 99.5%

Quality and Safety Features

Operates at an industrial temperature range from -40°C to 85°C

Built-in safety features such as Enable and Power Good signaling

Compatibility

Compatible with various transistors for output driving

Suitable for applications requiring a voltage supply between 4V and 36V

Application Areas

Power supply modules

DC DC converters for communication equipment

Industrial and automation systems

Product Lifecycle

Status: Active

Not indicated as nearing discontinuation with reliable availability of replacements or upgrades

Several Key Reasons to Choose This Product

Great efficiency and robustness with synchronous rectification

Wide input voltage range suitable for diverse applications

Dual outputs for simultaneous power provision

High flexibility in use with variable switching frequency options

Incorporated power management functionalities including soft start and power good signal