ZHCSKL3C December 2019 – May 2024 LP8866-Q1
PRODUCTION DATA
This typical LED-driver application is designed to meet the parameters listed in Table 8-1:
| DESIGN PARAMETER | VALUE |
|---|---|
| VIN voltage range |
5V to 20V (Quiescent Voltage) |
| VDD voltage | 3.3V |
| LED strings configuration | 6 strings, 7 LEDs in series |
| Charge pump | Enabled |
| Brightness control | I2C |
| Output configuration | OUT1 to OUT6 are in phase shift mode (60°) |
| LED string current | 150mA |
| Boost frequency | 400kHz |
| Inductor | 22μH at 6.5A saturation current |
| RISENSE | 20mΩ |
| Power-line FET | Enabled |
| RSENSE | 30mΩ |
| Input/Output capacitors | CIN and COUT: 1 × 33μF electrolytic + 1 × 10μF ceramic |
| Spread spectrum | Enabled |
| Discharge function | Enabled |