Manufacturer Part Number
LTC3805IDD-5#PBF
Manufacturer
Analog Devices
Introduction
High-performance power management integrated circuit (PMIC) for DC-DC switching control
Product Features and Performance
Step-Up, Step-Up/Step-Down functions
Support for Boost, Flyback, SEPIC topologies
Single output with one output phase
Transistor driver output type
95V to 9.5V supply voltage range
70kHz to 700kHz switching frequency
Maximum 80% duty cycle
Soft Start control feature
Enable feature for power conservation
Clock synchronization feature for noise reduction
Product Advantages
High frequency range offers design flexibility
Suitable for positive output configurations with isolation capability
Soft Start function minimizes inrush current at startup
Synchronous rectifier is not required, simplifying the design
Can operate in a wide range of temperatures from -40°C to 125°C
Key Technical Parameters
Voltage - Supply (Vcc/Vdd): 3.95V ~ 9.5V
Frequency - Switching: 70kHz ~ 700kHz
Duty Cycle (Max): 80%
Number of Outputs: 1
Output Phases: 1
Operating Temperature: -40°C ~ 125°C (TJ)
Quality and Safety Features
Built to withstand operating temperatures from -40°C to 125°C
Robust packaging and design for reliable surface mount installation
Compatibility
Surface Mount technology compatible
Packaged in a 10-WFDFN Exposed Pad
Application Areas
Power supply modules
Portable consumer electronics
Networking and telecommunication equipment
Industrial controllers
Automotive systems
Product Lifecycle
Product Status: Active
Not currently nearing discontinuation
Availability for replacements and upgrades should be verified with manufacturer
Several Key Reasons to Choose This Product
Flexible application with support for Boost, Flyback, and SEPIC topologies
Efficient power management for step-up/step-down voltage requirements
Suitable for a wide range of industrial and consumer electronic devices
Reliable performance in extreme temperature conditions
Easy to integrate with surface mount technology
Provides features like soft start and enable for improved operational efficiency
Ongoing product support with active status in the manufacturer's product lifecycle
LTC3805IMSE-5Linear Technology