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16-Channel White LED Controller for LCD Backlighting

パッケージ情報

CADモデル:View CAD Model
Pkg. Type:QFN48 7x7
Pkg. Code:
Lead Count (#):48
Pkg. Dimensions (mm):
Pitch (mm):

環境及び輸出分類情報

Pb (Lead) Free
Moisture Sensitivity Level (MSL)
ECCN (US)
HTS (US)

製品スペック

Pkg. TypeQFN48 7x7
Advanced FeaturesDefault Direct PWM Mode, 8bit Analog dimming DAC, DC/DC FB Control
Channels (#)16
Controller / IntegratedController
DC/DC Converter Interfaces (#)2
Dimming Resolution (bits)12
InterfaceSPI
LED Current Accuracy (%)1.5
LED Driver Channels (#)16
Lead Count (#)48
Operating Voltage Range (V)4.5 - 5.5
Pass DeviceFET

説明

The AS3820 is a 16-channel precision LED for use in LCD-backlight panels. Dynamic power feedback controls the external power supply to guarantee the best efficiency.

Built-in safety features include thermal shutdown as well as open and short LED detection. The device is programmable via a serial interface.