AS3812 RENESAS | Alldatasheet
Document overview
- Manufacturer or author: Provided By www.digicamel.com(FREE DATASHEET DOWNLOAD SITE)
- PDF pages: 2
Technical content
Features
▪ 16 fully flexible, 12-bit PWM generators provide optimium power savings through local dimming ▪ Period, high time, delay, reverse functions ▪ Global 10-bit IDAC gives ±1% LED current accuracy for highest brightness uniformity ▪ Integrated current sink FETs and current set resistors – Lower BOM cost ▪ VSYNC and HSYNC inputs and integrated digital PLL allow synchronization with TV frame ▪ Universally compatible DC/DC feedback architecture with digital enhancement – configurable via SPI ▪ Fully protected with integrated features ▪ Short/Open LED detection ▪ Over-temperature shutdown ▪ Register lock/unlock ▪ Minimum PWM on-time of 1ms – enables high contrast ratios
Applications
▪ Ultra-HD/4K TVs ▪ LCD Monitors ▪ Notebooks/medium-small size displays
Figure 1. AS3812 Typical Application (With CURR15 and CURR16 connected together to show increased LED