Manufacturer Part Number
LTC3887EUJ-1#TRPBF
Manufacturer
Analog Devices, Inc.
Introduction
High-efficiency DC-DC step-down switching regulator controller
Ideal for low-power, high-density power conversion applications
Product Features and Performance
Wide input voltage range: 4.5V to 24V
Adjustable switching frequency: 250kHz to 1MHz
Synchronous rectification for high efficiency
Two-phase operation for reduced ripple and smaller passive components
Accurate current sharing between phases
Integrated MOSFET gate drivers
PMBus interface for digital programming and monitoring
Product Advantages
High efficiency and power density
Adjustable switching frequency for flexibility
Synchronous rectification for high efficiency
Two-phase operation for reduced ripple
Key Technical Parameters
Input voltage range: 4.5V to 24V
Switching frequency: 250kHz to 1MHz
Output phases: 2
Control features: Enable, Frequency Control, Phase Control
Serial interfaces: I2C, PMBus
Quality and Safety Features
RoHS3 compliant
-40°C to 125°C operating temperature range
Compatibility
Compatible with a wide range of power supply applications
Application Areas
Servers, storage, and networking equipment
Industrial and communications equipment
Telecommunications infrastructure
Automotive and transportation systems
Product Lifecycle
This product is an active part and not nearing discontinuation.
Replacement or upgraded products may become available in the future.
Key Reasons to Choose This Product
High efficiency and power density for space-constrained applications
Flexible switching frequency for optimizing performance
Accurate current sharing and synchronous rectification for improved efficiency
PMBus interface for digital programming and monitoring