IXYS Integrated Circuits MXHV9910 离线高亮度 LED 驱动器
IXYS Integrated Circuits MXHV9910 离线高亮度 LED 驱动器配有内部稳压器，可在宽输入电压范围内工作。这款驱动器采用固定频率的峰值电流控制方案和脉冲频率调制的 恒定峰值电流控制方案。MXHV9910 驱动器具有超过 90% 的效率。得益于宽输入工作电压范围，这款驱动器可用于范围广泛的高亮度 LED 应用。这款驱动器采用标准的热增强型（具有裸露的散热焊盘）8引脚SOIC封装。
特性
- 8VDC to 450VDC input voltage range
- >90% efficiency
- Drives multiple LEDs in series/parallel combinations
- Regulated LED drive current
- Linear or PWM brightness control
- Resistor-programmable oscillator frequency
- RoHS compliant
应用
- Flat-panel display with RGB backlighting
- Signage decorative LED lighting
- DC/DC or AC/DC LED drivers
Functional Block Diagram
Application Diagram
发布日期: 2016-08-05
| 更新日期: 2022-03-11