メインコンテンツに移動
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. Type QFN48 7x7
Advanced Features Default Direct PWM Mode, 8bit Analog dimming DAC, DC/DC FB Control
Channels (#) 16
Controller / Integrated Controller
DC/DC Converter Interfaces (#) 2
Dimming Resolution (bits) 12
Interface SPI
LED Current Accuracy (%) 1.5
LED Driver Channels (#) 16
Lead Count (#) 48
Operating Voltage Range (V) 4.5 - 5.5
Pass Device FET
掲載 Yes

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.