Manufacturer Part Number
LTC3219EUD#TRPBF
Manufacturer
Analog Devices
Introduction
The LTC3219EUD#TRPBF is a high-efficiency LED driver designed for power management in various applications, featuring a switched capacitor (charge pump) topology and integrated I2C dimming control.
Product Features and Performance
Integrated switched capacitor (charge pump) topology
9 output channels
Internal switching capability
I2C dimming control
High-frequency operation at 850kHz
Operates from a supply voltage range of 2.9V to 5.5V
Capable of driving current up to 28mA per output channel
Product Advantages
Enhanced brightness control via I2C dimming
High efficiency due to switched capacitor design
Compact 20-QFN package suitable for space-constrained applications
Key Technical Parameters
Minimum Voltage Supply: 2.9V
Maximum Voltage Supply: 5.5V
Output Current per Channel: 28mA
Switching Frequency: 850kHz
Operating Temperature: -40°C to 85°C
Quality and Safety Features
Robust operation in extreme temperature environments
Reliable performance in a wide range of voltage supply levels
Compatibility
Compatible with various microcontrollers via I2C interface for dimming control
Application Areas
Suitable for automotive, industrial, and general LED lighting applications
Product Lifecycle
Currently active and in production
Not nearing discontinuation
Availability of replacements or upgrades should be checked with Analog Devices directly
Several Key Reasons to Choose This Product
High-efficiency charge pump topology reduces power loss
Integrated dimming via I2C provides precise control over LED brightness
Multi-channel output ideal for managing multiple LEDs
Robust design ensures functionality under harsh environmental conditions
Compact package size for use in limited space scenarios