Manufacturer Part Number
LTC3407EDD#PBF
Manufacturer
Analog Devices
Introduction
High-efficiency, dual-channel, synchronous step-down DC-DC converter
Product Features and Performance
Step-down topology with adjustable output
Two output channels
Supports a wide input voltage range from 2.5V to 5.5V
Adjustable output voltage from 0.6V to 5V
Maximum output current of 600mA per channel
High switching frequency of 1.5MHz for smaller external components
Synchronous rectification for improved efficiency
Can operate with a single input voltage applied to both channels
Product Advantages
High-efficiency conversion reduces power loss
Compact 10-DFN package saves board space
Low output ripple and noise with ceramic capacitor stable design
Can generate two independent output voltages from a single input
Key Technical Parameters
Voltage - Input (Min): 2.5V
Voltage - Input (Max): 5.5V
Voltage - Output (Min/Fixed): 0.6V
Voltage - Output (Max): 5V
Current - Output: 600mA per channel
Frequency - Switching: 1.5MHz
Operating Temperature: -40°C ~ 85°C (TA)
Quality and Safety Features
Built-in over-temperature protection
Current mode operation for excellent line and load transient response
Low dropout operation
Compatibility
Compatible with ceramic, tantalum, and aluminum electrolytic capacitors
Compatible with other power management systems requiring dual outputs
Application Areas
Mobile devices
Handheld scanners and GPS systems
Portable media players
Wireless and DSL modems
Product Lifecycle
Active product status
Not indicated as nearing discontinuation
Availability of replacements or upgrades not specified
Several Key Reasons to Choose This Product
Dual high-efficiency outputs from a single IC for space-constrained applications
High switching frequency allows use of small surface-mount inductors and capacitors
Stable operation with ceramic output capacitors offers lower output impedance
Suitable for battery-powered applications due to low dropout performance
Ease of integration into various electronic systems due to flexible input and output voltage ranges
Synchronous rectification yields high efficiency, minimizing thermal issues
Designed by Analog Devices, a reputable manufacturer in power management solutions
LTC3407AIMSELinear Technology / Analog Devices