Manufacturer Part Number
LTC3417AIDHC-1#PBF
Manufacturer
Analog Devices
Introduction
High-efficiency, dual-channel, synchronous step-down DC-DC regulator
Product Features and Performance
Adjustable output voltage from 0.8V to 5V
Input voltage range from 2.25V to 5.5V
Two outputs delivering 1A and 1.5A current respectively
High switching frequency range from 600kHz to 4MHz
Flexible switching frequency options 1.5MHz or user adjustable
Synchronous rectification for improved efficiency
Stable with ceramic output capacitors
Capable of 100% duty cycle in dropout condition
Product Advantages
Dual outputs enable the user to power multiple devices
High efficiency reduces thermal footprint and improves system performance
Compact 16-DFN package saves board space
Low Ripple voltage improves the performance of sensitive RF and analog circuits
Key Technical Parameters
Number of Outputs: 2
Frequency Switching: 1.5MHz, adjustable up to 4MHz
Current Output: 1A and 1.5A
Synchronous Rectifier: Yes
Operating Temperature Range: -40°C to 125°C
Quality and Safety Features
Over temperature protection
Current limiting
Soft-start to limit inrush current
Compatibility
Compatible with a wide range of input voltages and a variety of external components
Application Areas
Portable devices
Power supplies for DSPs and microcontrollers
Distributed supply regulation
Battery-powered equipment
Product Lifecycle
Active product status
No near discontinuation reported
Continual support and replacement options available
Several Key Reasons to Choose This Product
High efficiency for prolonged battery life in portable applications
User-friendly adjustable switching frequency allows for optimization of inductor size and efficiency
Dual-channel design is space-saving and cost-efficient
Robust thermal performance fits in applications with wide temperature ranges
High current capability suited for high power applications
Synchronous rectification means no need for an external diode, reducing BOM cost and complexity
Globally recognized manufacturer with strong support and reliability
LTC3417AIDHC-1