跳转到主要内容

显示器调光系统

概览

描述

显示器对色域、亮度和色彩切换的要求越来越苛刻,尤其是对于竞技游戏显示器来说。 瑞萨电子的调光系统满足了这些需求,包括准谐振(QR)反激式控制器、DC/DC 降压转换器、LDO、MCU 和背光控制。

系统优势:

  • 高性能 AC/DC、DC/DC 降压和低压差稳压器(LDO)器件可确保高效的电源管理。
  • 32 通道高精度 LED 驱动器,具备内部电流下沉、故障中断输出和高动态范围,采用 BoardLED™ 数字自适应开关模式技术,优化系统效率和热性能。
  • 入门级 48MHz Arm® Cortex®-M23 MCU 具有低功耗和高性能,非常适合显示控制应用。

产品对比

应用

方框图

选择相应模块,寻找适合您设计的产品

远程测试该板卡

该板卡已上线云上实验室(Lab on the Cloud),使用我们的 PC 图形界面,无需实体板卡,便可在虚拟实验室中立即开始配置和测试设计。
4:3 ratio Sheet.1 Sheet.2 Sheet.3 Sheet.4 CN339 CN339 CN339 Flyback Flyback Flyback Buck 2 Buck Buck Buck 1 Buck Buck Buck 3 Buck Buck Main Board Main Board Main Board Lighting Bar Lighting Bar Lighting Bar Diode - IR Infrared Sheet.21 Sheet.22 Sheet.23 Sheet.24 Sheet.25 Darlington.651 Sheet.27 Darlington.254 Diode - IR Infrared .29 Sheet.30 Sheet.31 Sheet.32 Sheet.33 Sheet.34 Darlington.651 Sheet.36 Darlington.254 Diode - IR Infrared .38 Sheet.39 Sheet.40 Sheet.41 Sheet.42 Sheet.43 Darlington.651 Sheet.45 Darlington.254 Diode - IR Infrared .47 Sheet.48 Sheet.49 Sheet.50 Sheet.51 Sheet.52 Darlington.651 Sheet.54 Darlington.254 AC Power Source Sheet.57 Alternating Current USB Plug Sheet.82 Sheet.83 Sheet.84 Sheet.85 Sheet.86 Sheet.96 Sheet.97 Sheet.98 Sheet.99 Sheet.100 Sheet.101 Sheet.102 Sheet.103 Sheet.104 Sheet.105 Sheet.106 Sheet.107 Sheet.108 Sheet.109 Sheet.110 Sheet.111 Sheet.112 Sheet.113 Sheet.114 Sheet.115 Sheet.116 Sheet.117 Sheet.118 Sheet.119 Sheet.120 Sheet.121 Sheet.122 Sheet.123 Sheet.128 Sheet.129 Sheet.130 Sheet.131 Sheet.132 Sheet.133 Sheet.134 Sheet.135 Sheet.136 Sheet.137 Sheet.138 AC Line AC Line AC Line Connector 1.170 Connector 1.145 19V/4Amax 19V/4Amax 19V/4Amax Connector 1.170.147 5V/0.5Amax 5V/0.5Amax 5V/0.5Amax 12V/5Amax 12V/5Amax 12V/5Amax 12V/5Amax 12V/5Amax 12V/5Amax Output 1 Output 1 Output 1 Output 3 Output 3 Output 3 Channel 65-96 Channel 65-96 Channel 65-96 FB3 FB3 FB3 Connector 1.170.156 Connector 1.170.157 Channel 1-32 Channel 1-32 Channel 1-32 FB1 FB1 FB1 SPI(2) SPI(2) SPI(2) Connector 1.170.167 Sheet.168 5V 5V 5V Connector 1.170.173 Miso3 Miso3 Miso3 Faultb 3 Faultb 3 Faultb 3 iW7039/VSYNC iW7039_VSYNC iW7039_VSYNC .177 SPI(2) Signals SPI(2) Signals SPI(2) Signals Faultb 1 Faultb 1 Faultb 1 5V 5V 5V ADC/DIM ADC_DIM ADC_DIM RESET RESET RESET SWDI SWDI SWDI SWCLK SWCLK SWCLK DEBUG/RX DEBUG_RX DEBUG_RX DEBUG/TX DEBUG_TX DEBUG_TX Diode - Photodiode Sheet.188 Sheet.189 Sheet.191 Sheet.192 Darlington.651 Sheet.194 Darlington.254 FACTORY/MODE FACTORY_MODE FACTORY_MODE Sheet.127 Sheet.208 Sheet.209 Sheet.210 Sheet.211 Sheet.212 Sheet.213 Ground (earth).214 Sheet.215 Sheet.216 Sheet.217 Sheet.218 Sheet.260 Sheet.261 Sheet.262 Sheet.263 Sheet.264 Sheet.265 Sheet.266 Ground (earth) Sheet.268 Sheet.269 Sheet.270 Sheet.271 Sheet.273 Sheet.274 Sheet.275 Sheet.276 Sheet.277 Sheet.278 Sheet.279 Ground (earth).280 Sheet.281 Sheet.282 Sheet.283 Sheet.284 Ground (earth).293 Sheet.294 Sheet.295 Sheet.296 Sheet.297 FACTORY/Test FACTORY_Test FACTORY_Test Local DIM/EN Local DIM_EN Local DIM_EN Faultb Reports LED Faultb Reports LED Faultb Reports LED .308 SPI(1) Signals SPI(1) Signals SPI(1) Signals SYS/VSYNC SYS_VSYNC SYS_VSYNC BL/ON BL_ON BL_ON EXT/DIM EXT_DIM EXT_DIM Sheet.313 MCU MCU MCU SPI SPI SPI GPIO GPIO GPIO SPI SPI SPI GPIO GPIO GPIO Sheet.314 Backlighting 2 Backlighting Backlighting Miso1 Miso1 Miso1 Sheet.315 Backlighting 1 Backlighting Backlighting Miso3 Miso3 Miso3
Exiting Interactive Block Diagram

支持

支持社区

支持社区

在线询问瑞萨电子工程社群的技术人员,快速获得技术支持。
浏览常见问题解答

常见问题

浏览我们的知识库,了解常见问题的解答。
提交工单

提交工单

需要咨询技术性问题或提供非公开信息吗?