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Mini-LED 电视背光装置 - 大型矩阵

概览

简介

基于 Arm® Cortex®-R4 的实时 MPU 可与我们的高精度 32 通道 LED 背光驱动器搭配,控制用于最先进电视的大型矩阵 LED 背光系统。 集成的驱动器反馈通道通过控制 LED 电源电压电平,动态地将总功耗降至最低。 数字系统和接口电源由处理器电源管理 IC(PMIC)和高效的降压转换器提供。 QSPI 闪存存储软件和亮度映射,而温度传感器可在不同条件下优化性能。

系统优势:

  • 具有灵活的、基于 MPU 的大矩阵亮度和色度控制功能,可用软件控制。
  • MPU 最大限度地减少了 LED 调整和视频内容之间的传播延迟,从而减小了视频缓冲区的大小。
  • 动态 LED 电源电压调节可最大限度地减少功率损耗。
  • 高度集成、高效的系统 PMIC。
  • 从 LLC 开始的单个可变电压轨,为 LED 和系统电源供电。
  • 配备温度传感器,优化系统性能。

产品对比

应用

  • 大屏幕 Mini-LED 背光电视和显示器

成功产品组合交互框图

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4:3 ratio Sheet.1 Sheet.2 Sheet.3 Sheet.4 KR036 KR036 KR036 T-Con T-Con T-Con Main TV SoC Main TV SoC Main TV SoC Temperature Sensor Temperature Sensor Temperature Sensor QSPI Flash QSPI Flash QSPI Flash PMIC PMIC PMIC Buck Buck Buck 32ch LED Driver 1 32ch LED Driver 32ch LED Driver 32ch LED Driver 2 32ch LED Driver 32ch LED Driver 32ch LED Driver 3 32ch LED Driver 32ch LED Driver 32ch LED Driver 4 32ch LED Driver 32ch LED Driver 32ch LED Driver 5 32ch LED Driver 32ch LED Driver 32ch LED Driver 6 32ch LED Driver 32ch LED Driver 32ch LED Driver 7 32ch LED Driver 32ch LED Driver 32ch LED Driver 8 32ch LED Driver 32ch LED Driver Sheet.44 Sheet.45 Sheet.46 Sheet.47 Sheet.48 Sheet.49 Sheet.50 Sheet.51 Sheet.52 Sheet.53 Sheet.54 Sheet.55 Sheet.56 Sheet.57 Sheet.58 Sheet.59 Sheet.60 Sheet.61 Sheet.62 Sheet.63 Sheet.64 Sheet.65 Sheet.66 Sheet.67 Sheet.68 Sheet.69 Sheet.70 Sheet.71 Sheet.72 Sheet.73 Sheet.74 Sheet.75 Sheet.76 Sheet.77 Sheet.78 Sheet.79 Sheet.80 Sheet.81 Sheet.82 Sheet.83 Sheet.84 Sheet.85 Sheet.86 Sheet.87 Sheet.88 Sheet.89 Sheet.90 Sheet.91 Sheet.92 Sheet.93 Sheet.94 Sheet.103 Sheet.104 Sheet.105 Sheet.106 Sheet.107 Sheet.108 Sheet.154 Plug.321 Sheet.156 Sheet.157 Sheet.158 Sheet.159 Sheet.160 Sheet.161 Sheet.162 Sheet.163 Sheet.164 Sheet.165 Daisy Chain Daisy Chain Daisy Chain Sheet.168 Plug.321 Sheet.170 Sheet.171 Sheet.172 Sheet.173 Sheet.174 Sheet.175 Sheet.176 Sheet.177 Sheet.178 Sheet.179 Daisy Chain Daisy Chain Daisy Chain Sheet.182 Plug.321 Sheet.184 Sheet.185 Sheet.186 Sheet.187 Sheet.188 Sheet.189 Sheet.190 Sheet.191 Sheet.192 Sheet.193 Daisy Chain Daisy Chain Daisy Chain Sheet.196 Plug.321 Sheet.198 Sheet.199 Sheet.200 Sheet.201 Sheet.202 Sheet.203 Sheet.204 Sheet.205 Sheet.206 Sheet.207 Daisy Chain Daisy Chain Daisy Chain Sheet.209 Daisy Chain Daisy Chain Daisy Chain Sheet.211 Daisy Chain Daisy Chain Daisy Chain Daisy Chain Daisy Chain Daisy Chain Sheet.215 Daisy Chain Daisy Chain Daisy Chain Sync Signal (Vsync/Hsync) Sync Signal (Vsync/Hsync) Sync Signal (Vsync/Hsync) LED Brightness Map LED Brightness Map LED Brightness Map VDRV VDRV VDRV 5V 5V 5V Feedback for VDRV Feedback for VDRV Feedback for VDRV 12V VDRV 12V VDRV 12V VDRV FB FB FB HV-DC HV-DC HV-DC AC 120V/220V AC 120V/220V AC 120V/220V MCU I/F Board MCU I/F Board MCU I/F Board Power Board Power Board Power Board LED Plate Board LED Plate Board LED Plate Board Connector 1.168 Sheet.238 Connector 1.168.239 Plug Sheet.241 Sheet.242 Sheet.243 Sheet.244 3.3V 3.3V 3.3V 1.2V 1.2V 1.2V 3.3V 3.3V 3.3V 5V 5V 5V Sheet.249 Connector 1.168.250 Sheet.251 Connector 1.168.252 Sheet.253 Sheet.254 Connector 1.168.255 Connector 1.168.257 Sheet.265 Connector 1.168.267 PFC PFC PFC Wide LLC Wide LLC Wide LLC LLC LLC LLC Sheet.268 RZ/T1 MPU MPU MPU GPIO* GPIO GPIO Ethernet* Ethernet Ethernet I2C I2C I2C QSPI QSPI QSPI SPI1 SPI1 SPI1 SPI2 SPI2 SPI2 SPI3 SPI3 SPI3 SPI4 SPI4 SPI4 RGB Light Sensor Light Sensor Light Sensor
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