The LP5862 is a high-performance LED matrix driver featuring 18 constant current sinks and support for 1 to 2 scan switches, allowing it to drive up to 36 LED dots. It integrates 8-bit analog dimming (current gain control) and 8-bit or 16-bit PWM dimming per dot to achieve smooth, flicker-free lighting effects. The device includes a phase-shift function to balance transient power consumption and reduce audible noise. It supports both 12MHz SPI and 1MHz I2C interfaces and is designed for applications such as smart speakers, gaming peripherals, and home appliances.
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Texas Instruments LP5862 technical specifications.
| Number of channels | 18Channels |
| Max LED current per channel | 50mA |
| Operating Voltage (Vin) Min | 2.7V |
| Operating Voltage (Vin) Max | 5.5V |
| PWM Resolution | 8 or 16bit |
| Analog Dimming Resolution | 8bit |
| Interfaces Supported | SPI, I2C |
| Quiescent Current (Iq) Typ | 4.3mA |
| Shutdown Current (Isd) Typ | 1µA |
| RoHS | Yes |
| REACH | Yes |
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