LTC3569EUD#TRPBF - Analog Devices Inc.

Manufacturer Part Number

LTC3569EUD#TRPBF

Manufacturer

Analog Devices

Introduction

The LTC3569EUD#TRPBF is a highly integrated, high efficiency, triple output step-down switching regulator designed for a wide range of applications.

Product Features and Performance

Triple output for versatile power supply configurations.

Adjustable output voltage range from 0.425V to 5.5V.

High output current capacity of 600mA and 1.2A.

High frequency switching at 2.25MHz, adjustable from 1MHz to 3MHz for flexible noise vs efficiency optimization.

Positive output configuration with buck topology for efficient step-down voltage conversion.

Synchronous rectification technology for improved efficiency.

Supports a wide input voltage range from 2.5V to 5.5V, suitable for various battery technologies and configurations.

Product Advantages

Compact solution with integrated multiple outputs reducing external component count.

High efficiency across a wide load range saves power and extends battery life.

Fast transient response and high switching frequency minimize the size of external components.

Synchronous rectification enhances efficiency, especially at lower output power levels.

Key Technical Parameters

Voltage Input (Min): 2.5V

Voltage Input (Max): 5.5V

Voltage Output (Min/Fixed): 0.425V

Voltage Output (Max): 5.5V

Current Output: 600mA, 1.2A

Frequency Switching: 2.25MHz, adjustable from 1MHz to 3MHz

Operating Temperature: -40°C ~ 125°C (TJ)

Quality and Safety Features

Built-in thermal protection and over-current protection enhance safety.

Robust design ensures product reliability over a wide range of operating conditions.

Compatibility

Surface Mount technology for PCB integration.

20-WFQFN Exposed Pad package compatible with modern, compact PCB layouts.

Application Areas

Portable devices and battery-powered applications.

Industrial control systems.

Automotive power supplies.

Telecom power supplies.

Product Lifecycle

The product status is active, indicating ongoing production and support.

Not nearing discontinuation, with availability of replacements or upgrades not a current concern.

Several Key Reasons to Choose This Product

High integration and efficiency significantly improve power management in multi-output and space-constrained applications.

Flexible operation and wide input and output voltage ranges make it suitable for a vast range of applications.

Analog Devices' reputation for quality and reliability ensures long-term performance.

The active product status guarantees ongoing support and availability.