LTC3853EUJ#PBF - Analog Devices Inc.

Manufacturer Part Number

LTC3853EUJ#PBF

Manufacturer

Analog Devices

Introduction

The LTC3853EUJ#PBF is a high-performance DC DC switching controller designed for power management applications. It is housed in a 40-WFQFN exposed pad package and operates from a supply voltage of 4.5V to 24V.

Product Features and Performance

Buck topology with three outputs

Capable of operating in three-phase output configurations

Supports a switching frequency range of 250kHz to 750kHz

Maximum duty cycle of 98%

Features synchronous rectification for improved efficiency

Integrated control features such as current limit, enable, frequency control, power good, soft start, and tracking

Product Advantages

High efficiency due to synchronous rectification

Flexible control options enhance application suitability

Wide input voltage range supports varied applications

Compact 40-QFN package saves space on PCBs

Key Technical Parameters

Number of Outputs: 3

Output Phases: 3

Voltage Supply (Vcc/Vdd): 4.5V ~ 24V

Frequency Switching: 250kHz ~ 750kHz

Duty Cycle (Max): 98%

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

Quality and Safety Features

Built to operate reliably across a wide temperature range from -40°C to 125°C

Overcurrent and thermal protection ensure long-term reliability

Compatibility

Surface mount compatible, fitting streamlined manufacturing processes

Application Areas

Telecommunications

Computing systems

Industrial power systems

Portable electronics

Product Lifecycle

Status: Active

Not nearing discontinuation, with ongoing support and availability

Several Key Reasons to Choose This Product

Supports complex power management needs with three outputs and three-phase operation

Adaptable to a wide range of input voltages, suitable for various electronic devices

High switching frequency range allows for optimal balancing between efficiency and component size

Robust thermal and current management features safeguard the device under stress conditions

Surface mounting technology is ideal for modern high-density circuit designs