LQ050W1LA0A Sharp Electronics, LQ050W1LA0A Datasheet - Page 12

• Manufacturer Part Number: LQ050W1LA0A
• Manufacturer: Sharp Electronics

Specifications of LQ050W1LA0A

• Lead Free Status / Rohs Status: Supplier Unconfirmed

[Note 1] BLVcc
[Note 2] Typ: BLVcc = 7.4V , Max: BLVcc = 5.0V ; D
[Note 3] BLVcc = 7.4V,SHTBD=”Lo”
[Note 4] BRT,SHTDB
[Note 5] PWM dimming control signal (BRT)
[Note 6] D
[Note 7] Backlight ON/OFF function
Supply voltage range
Current dissipation
Permissive input ripple voltage
Input signal voltage range
Input signal High level threshold
Input signal Low level threshold
PWM frequency
PWM Duty ratio
LED life time
6 - 2.
The backlight system is edge-lighting type with LED.
f
D
Maximum Luminance: D
In case of using the low frequency, the deterioration of display quality, flicker, etc, may occur.
PWM
PWM
LED life time is defined as the time when Brightness becomes 50 % of the original value under standard condition.
Backlight driving
PWM
SHTDB
= 1 / (Ton + Toff)
“Lo”
“Hi”
= Ton / (Ton + Toff)
Parameter
= 100% Ta=25℃ continuous operation
PWM
= 100%
BRT
“Lo”
“Hi”
－
Symbol
BLVcc
D
BRT signal
f
PWM
－
－
－
－
－
－
－
PWM
10000
PWM
Min.
+5.0
200
2.7
－
－
－
－
0
1
=100%
15000
Typ.
+7.4
125
300
－
－
－
－
－
－
Ton
Backlight
Max.
+20.0
OFF
OFF
100
400
100
ON
240
100
5.0
0.2
－
－
Toff
mV
Hour
mA
Unit
uA
Hz
%
V
V
V
V
P-P
[Note 1]
[Note 4,5]
[Note 4,5]
[Note 6]
[Note 1]
[Note 1,2]
[Note 3]
[Note 4]
[Note 4]
[Note 4]
Remark
LD 20132B-9
1