3D Active Shutter Glasses IC
WT7121
【 General Description 】 |
This chip is a power management unit dedicated for 3D shutter glasses, and it includes DC/DC, high voltage driving circuitry up to +20v for TN/STN LC glasses, battery detection circuitry for ADC-based charger and photo-sensor detector as well. |
【 Features 】 | |
● | Wide operating voltage: 3.0V~4.3V for lithium ion battery |
● | Internal Soft-start |
● | Adjustable Output Voltage Range up to 20 V |
● | 2.4V Reference voltage output (QFN28 package only) |
● | Battery detection circuitry for ADC-based charger (QFN28 package only) |
● | Photo-sensor detector (QFN28 package only) |