Manufacturer Part Number
LTC3561AEDD#PBF
Manufacturer
Analog Devices
Introduction
High-efficiency, adjustable synchronous buck regulator for power management
Product Features and Performance
Synchronous rectification for improved efficiency
High frequency switching at 2.5MHz
Adjustable output voltage from 0.8V to 5V
Capable of delivering 1A output current
Wide input voltage range from 2.5V to 5.5V
Operates in buck (step-down) topology
Supports positive output configuration
Product Advantages
High integration reduces external component count
Fast transient response
Low noise due to high switching frequency
Stable operation with ceramic capacitors
Key Technical Parameters
Input Voltage (Min): 2.5V
Input Voltage (Max): 5.5V
Output Voltage (Min/Fixed): 0.8V
Output Voltage (Max): 5V
Current - Output: 1A
Frequency - Switching: 2.5MHz
Operating Temperature Range: -40°C to 125°C (TJ)
Quality and Safety Features
Thermal shutdown protection
Overcurrent protection
Under voltage lockout
Compatibility
Surface mount compatible with 8-WFDFN exposed pad packaging
Suitable for 8-DFN (3x3) device packages
Application Areas
Portable electronics
Battery-powered devices
Point-of-load regulation
Communications equipment
Computing devices
Product Lifecycle
Active status, not nearing discontinuation
Standard product with availability of replacements or upgrades
Several Key Reasons to Choose This Product
High efficiency and low power losses in a compact 8-DFN package
Suitable for use in a variety of temperature environments (-40°C to 125°C)
Enables miniaturization of end-products due to high-frequency operation and small package
Flexible application due to wide input and output voltage ranges
Ease of use with minimal external components for design simplification