TLD5190
Overview
Features
- Single Inductor high power Buck-Boost controller
- Wide LED forward voltage Range (2 V up to 55 V)
- Wide VIN Range (IC 4.5 V to 40 V, Power 4.5 V to 55 V)
- Switching Frequency Range from 200 k Hz to 700 k Hz
- Maximum Efficiency in every condition (up to 96%)
- Constant Current (LED) and Constant Voltage Regulation
- EMC optimized device: Features an auto Spread Spectrum
- Open Load, Overvoltages, Shorted LED fault and Overtemperature Diagnostic Outputs
- 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
RIIN
Alternative external
VREG supply
CIN1
IVCC_ext IVCC
R1
R2
Rfilter Cfilter
IIN2
IIN1 EN/INUVLO
RP CSOFT_START
INOVLO P SOFT_START
BST1 BST2
M1 HSGD1
SWN1
M2 LSG D1
SWCS
R3
SYNC of other...
