Infineon Technologies LITIX™ Power Flex Automotive LED Drivers
Infineon Technologies LITIX™ Power Flex Automotive LED Drivers are ideal for automotive front lighting, and support various design possibilities. The drivers offer energy savings and applications like matrix, pixel, or laser high beam. The LITIX Power Flex family comes with a synchronous H-Bridge DC/DC controller (TLD5541-1QV) and synchronous two-channel devices for use in various boost (TLD5541-2QV) or buck topologies (TLD5501-2QV).
Features
- TLD5541-1: Single Inductor high power Buck-Boost controller
- TLD5541-2QV: Dual-Channel synchronous DC/DC Controller for HIGH POWER LED drivers
- Wide LED forward voltage Range (2V up to 55V)
- Wide VIN Range (IC 4.5V to 40V, Power 4.5V to 55V)
- Switching Frequency Range from 200kHz to 700kHz
- SPI for diagnostics and control
- Maximum Efficiency in every condition (up to 96%)
- Constant Current (LED) and Constant Voltage Regulation
- Drives Multiple Load with a single IC thanks to the Fast Output Discharge operation
- Limp Home Function (Fail Safe Mode)
- EMC optimized device: Features an auto Spread Spectrum
- LED and Input current sense with dedicated monitor Outputs
- Advanced protection features for device and load
- Enhanced Dimming features: Analog and PWM dimming
- LED current accuracy +/- 3%
- Available in a small thermally enhanced PG-VQFN-48-31 or PG-TQFP-48-9 package
- Automotive AEC Qualified
Block Diagrams
Related Products
Infineon Technologies LITIX™ Basic+ LED Drivers
Scalable LED Drivers featuring 1 to 3 inputs/outputs and an integrated power shift circuit.
Infineon Technologies LITIX™ Power Automotive LED Driver ICs
Ideal for design-driven frontlight functions like day-time-running lights (DRL).
Infineon Technologies LITIX™ Basic Automotive LED Drivers
Optimized for the control of low to medium power LEDs in automotive applications.
Infineon Technologies TLD5501-2ADBPRE_REF Reference Board
Dual channel voltage pre-regulator board for Adaptive Drive Beam (ADB).
Opublikowano: 2018-11-13
| Zaktualizowano: 2025-09-26