Manufacturer Part Number
LT3477EUF#TRPBF
Manufacturer
Analog Devices
Introduction
The LT3477EUF#TRPBF is a versatile power management integrated circuit (PMIC) designed for LED driving applications, capable of regulating various topologies.
Product Features and Performance
Supports topologies like Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Internal Switch(s) included
Frequency range from 200kHz to 3.5MHz
Capable of driving up to 3A (Switch Current)
Temperature operation range from -40°C to 85°C
PWM dimming capable
Product Advantages
Integrated switching reduces external component count
Wide input voltage range from 2.5V to 25V supports various supply voltages
Versatile topological support enhances design flexibility for different applications
Key Technical Parameters
Topology: Flyback, SEPIC, Step-Down (Buck), Step-Up (Boost)
Min Voltage - Supply: 2.5V
Max Voltage - Supply: 25V
Output Current per Channel: 3A (Switch)
Frequency: 200kHz ~ 3.5MHz
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Built-in thermal shutdown
Overcurrent and overvoltage protection
Designed for robust operation in extended temperatures
Compatibility
Compatible with a range of LEDs requiring versatile driving configurations
Surface Mount type enables integration into a variety of PCB designs
Application Areas
Ideal for powering LEDs in automotive, industrial, and consumer applications
Product Lifecycle
Currently in active status with Analog Devices
Not indicated as nearing discontinuation, ensuring long-term availability
Several Key Reasons to Choose This Product
Versatile topology handling simplifies design for various circuit configurations
High-frequency operation enabling compact passive components
Broad temperature and voltage operating ranges fit diverse environmental conditions
Integrated protection features ensure long-term reliability
PWM dimming support provides flexibility in light intensity management