Manufacturer Part Number
LTC3545IUD#TRPBF
Manufacturer
Analog Devices, Inc.
Introduction
High-efficiency, triple-output, step-down DC-DC converter
Product Features and Performance
Three independent, adjustable step-down converters
High efficiency up to 95%
25 MHz switching frequency
Synchronous rectification
800 mA maximum output current per channel
Wide input voltage range: 2.25 V to 5.5 V
Wide output voltage range: 0.6 V to 5.5 V
Integrated power MOSFETs
Shutdown mode with <1 μA quiescent current
Thermal shutdown and current limit protection
Product Advantages
Compact 16-pin 3 x 3 mm QFN package
Adjustable outputs for flexible power management
High efficiency for extended battery life
Tight voltage regulation for sensitive circuitry
Integrated power MOSFETs for simplified design
Key Technical Parameters
Input Voltage Range: 2.25 V to 5.5 V
Output Voltage Range: 0.6 V to 5.5 V
Output Current: 800 mA per channel
Switching Frequency: 2.25 MHz
Efficiency: Up to 95%
Quality and Safety Features
ROHS3 compliant
Thermal shutdown and current limit protection
Compatibility
Compatible with a wide range of systems and applications that require multiple, adjustable power rails
Application Areas
Portable electronics
Wireless devices
Industrial and medical equipment
Automotive electronics
Product Lifecycle
This product is currently available and not nearing discontinuation.
Replacement or upgrade options may be available from Analog Devices, Inc.
Key Reasons to Choose This Product
Compact and integrated design for space-constrained applications
High efficiency for extended battery life
Flexible output voltage adjustability
Robust protection features for reliable operation
Proven performance and reliability from Analog Devices, Inc.
LTC3544IUD#PBFLinear Technology / Analog Devices