LD8115ASecondary-side Dimmable Constant Current and Voltage Controller
The LD8115A is an isolation secondary LED constant current and constant voltage controller, and provide the secondary-side direct dimming interface by DC level and PWM duty single for smart LED lighting application.
The device features include wide input voltage range from 3.6V to 38V, high-accuracy LED operation current and output constant voltage.
The LD8115A is the SOP-8 package to minimize the PCB size as well as component counts.
Features
- Secondary-Side Constant Current and Voltage Feedback
- High Accuracy 200mV (+/-2%) of LED Current Threshold Control
- Precision 1.25V Reference Voltage ( +/-1%)
- Low operation current ( < 0.5mA)
- Wide VCC Operation Range 3.6~38V
- Precision Secondary-side LED current Dimming with Analog and PWM
-Analog Dimming : 0.1V~2.5V
-PWM: 500Hz~30kHz
Applications
- LED Lighting Driver Application
- Charger
