Lighting Management austriamicrosystems

Large LCD Panel Backlighting - LED Drivers

ams’ high precision LED backlight solutions for large screen LED TV backlighting offer highest accuracy, low EMI, latest safety features and optimized brightness control functionality. The portfolio is based on a platform concept and offers both LED drivers and LED controller ICs for maximum system flexibility. The portfolio is ideally suitable to support direct and edge type LED backlighting TV architectures.

产品编号
Description
Datasheet
Price (1k)*
购买
申请样品
Outputs
LED Current per Output
Features
Error Detection
Read-back
LED-to-LED Matching
Supply Voltage
Package
           
#
mA
%
V
AS3691 4x400mA Precision Current Source Driving RGB and White Color LEDs Download Datasheet $ 2.47
4
400
Slew rate contr.
0.5
Main Supply
QFN24 or
ePTSSOP24
AS3693A 16 Channel High Precision LED Driver for LCD Backlight Request $ 4.71    
16
70
Slew rate contr.
√
0.5
Main Supply
epTQFP64
AS3693B 16 Channel High Precision LED Controller for LCD Backlight Request $ 3.11    
16
70
Slew rate contr.
√
0.5
Main Supply
epTQFP64
AS3693B1 16 Channel High Precision LED Controller for LCD Backlight Request $ 3.11    
16
70
Slew rate contr.
√
0.5
Main Supply
MLF64
AS3693C 9 Channel high precision LED driver for LCD Backlight Request Request    
9
flexible/depends
on external FET
Automatic
supply regulation
√
no
0,5
Main Supply
LQFP44
AS3693E 16 Channel High Precision LED Driver for LCD Backlight, PWM control Request Request    
16
flexible/depends
on external FET
controll via
external PWM signal
√
no
0,5
Main supply
QFN64
ePTQFP64
AS3694 12 Channel High Precision LED Driver for LCD Backlight and 3 DCDC Step Up Controller Request $ 4.95    
12
70
Slew rate contr.
√
0.5
Main Supply
epTQFP64
AS3695A 16 Channel High Precision LED Driver for LCD Backlight Request $ 2.10    
16
120
2 configurable supply
regulation feedback outputs
√
√
0,5
4-5,5
QFN48 7x7mm,
0.5mm pitch
AS3695C 16 Channel High Precision LED Controller for LCD Backlight Request $ 2.20    
16
limited by external FET
2 configurable supply
regulation feedback outputs
√
√
0,5
4-5,5
QFN64 9x9mm, 0.5mm pitch
LQFP64 14x14mm, 0.8mm pitch
AS3696 4 channel white LED controller for 3D-LCD backlight Request $ 1.50    
4
depends on external FET
3D mode
√
1
Main Supply
Package QFN 32pin 5x5mm, 0.5mm pitch
Package TQFP 32pin 7x7mm, 0.8mm pitch
AS3810 16 channel white LED controller for LCD backlight Request Request    
16
177.5
enhanced digital feedback, 3D
√
0.9
4.0.to 5.5
QFN-32
AS3820 16 channel white LED controller for LCD backlight Request $ 2.00    
16
limited by external FET
2 configurable supply regulation feedback outputs
√
0,2
4-5,5
QFN48 7x7mm, 0,5mm pitch
LQFP44 10x10mm, 0,8mm pitch
AS3821 12 channel LED controller Request $ 1.80    
12
limited by external FET
2 configurable supply regulation feedback outputs
√
0,2
4,5-5,5
LQFP44 10x10mm, 0,8mm pitch
AS3822 8 channel white LED controller for LCD backlight Request Request    
8
depends on external FET
Enhanced digital feedback, 3D, DPLL
√
0.2
4.0 to 5.5
QFN-32, TQFP-32
AS3823 6 Channel White LED Controller for LCD Backlight Request Request    
6
depends on external FET
enhanced digital feedback, 3D, DPLL
√
0.2
4.0 to 5.5
QFN-32, TQFP-32

* This list pricing is BUDGETARY, for comparing similar parts. Prices are per unit on the basis of 1k pieces in U.S. dollars and subject to change, net of applicable taxes. Quantity pricing may vary substantially due to package types and international prices may differ due to local duties, taxes, fees, and exchange rates.