LTC3858EGN-1#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3858EGN-1#PBF

Manufacturer

Analog Devices

Introduction

The LTC3858EGN-1#PBF is a high-performance, dual output step-down switching controller designed for efficient power management in a variety of applications.

Product Features and Performance

Dual output step-down (buck) topology

Synchronous rectification for improved efficiency

Supports a wide input voltage range from 4V to 38V

Adjustable switching frequency from 105kHz to 835kHz and 350kHz to 535kHz

High maximum duty cycle of 99.4%

Operating temperature range of -40°C to 125°C

Surface mount package, 28-SSOP

Product Advantages

High efficiency due to synchronous rectification

Flexibility in design with a wide input voltage range and adjustable frequency

Suitable for harsh temperature environments

Key Technical Parameters

Output Type: Transistor Driver

Number of Outputs: 2

Output Phases: 2

Voltage Supply (Vcc/Vdd): 4V ~ 38V

Frequency Switching: 105kHz ~ 835kHz, 350kHz ~ 535kHz

Duty Cycle (Max): 99.4%

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

Quality and Safety Features

Built-in features like Enable, Frequency Control, Power Good, Soft Start enhance operational reliability and safety

Compatibility

Compatible with a variety of applications requiring dual output voltage regulation

Application Areas

Telecommunications

Computing systems

Industrial electronics

Automotive systems

Product Lifecycle

Product status: Active

Not currently nearing discontinuation with ongoing support and availability of replacements

Several Key Reasons to Choose This Product

Superior power efficiency and heat management

Robust performance across a wide range of input voltages and temperatures

Dual phase output capable of handling high power applications

Flexible design options with adjustable switching frequency

High reliability with integrated control features enhancing safety and performance