LT8640EUDC-1#PBF - Analog Devices Inc.

Manufacturer Part Number

LT8640EUDC-1#PBF

Manufacturer

Analog Devices

Introduction

The LT8640EUDC-1#PBF is a high-performance step-down switching regulator from Analog Devices' Silent Switcher®1 series, designed for power management applications requiring low noise and high efficiency.

Product Features and Performance

Silent Switcher®1 design minimizes EMI/EMC emissions.

High efficiency across a wide range of input and output voltages.

Adjustable output voltage from 0.97V to 42V.

Supports a wide input voltage range from 3.4V to 42V, accommodating a variety of power sources.

Capable of delivering up to 5A of continuous output current.

Flexible switching frequency from 210kHz to 2MHz allows optimization between efficiency and component size.

Integrated synchronous rectification for improved efficiency.

Stable operation with a wide variety of external components.

Product Advantages

Exceptionally low EMI emissions simplify compliance with electromagnetic compatibility (EMC) regulations.

High efficiency reduces thermal stress and improves system reliability.

The compact 20-QFN package saves board space.

Versatile across a broad range of input voltages and load conditions.

The adjustable switching frequency enables design flexibility.

Key Technical Parameters

Voltage Input (Min): 3.4V

Voltage Input (Max): 42V

Voltage Output (Min/Fixed): 0.97V

Voltage Output (Max): 42V

Current Output: 5A

Frequency Switching: 210kHz ~ 2MHz

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

Quality and Safety Features

Built-in thermal shutdown and overcurrent protection enhance safety and reliability.

Compatibility

Compatible with a wide range of external components and systems due to its adjustable parameters and wide operating temperature range.

Application Areas

Ideal for noise-sensitive applications such as RF communications, precision instrumentation, and automotive systems.

Suitable for both battery-powered and automotive applications due to its wide input voltage range.

Product Lifecycle

Currently marked as Active, indicating ongoing manufacturing and support.

No notification of discontinuation, ensuring long-term availability and support.

Several Key Reasons to Choose This Product

Its exceptional EMI reduction capabilities make it ideal for applications where noise is a concern.

High efficiency leads to less heat generation and higher reliability.

Flexible design parameters allow for customization in a wide range of applications.

The compact footprint helps in designing space-constrained applications.

Analog Devices' reputation for quality and support ensures a reliable solution for critical applications.