LQ043T1DG02 Sharp Microelectronics, LQ043T1DG02 Datasheet - Page 11

• Manufacturer Part Number: LQ043T1DG02
• Description: LCD DISPLAY, TFT, 4.3"
• Manufacturer: Sharp Microelectronics

Specifications of LQ043T1DG02

• Lcd Display Type: TFT
• Interface Type: Digital
• Viewing Area (h X W): 53.856mm X 95.04mm
• Supply Voltage: 3.3V
• External Depth: 9.9mm
• External Length / Height: 90.6mm
• External: RoHS Compliant
• Display Mode: Transmissive
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Backlight Type: 9 X LED
• Contrast Ratio: 300
• Backlighting Colour: White
• Pixel Pitch (h X W): 0.198mm X 0.198mm

【Note 5】
・rush current measurement timing
AVDD
VCC
Vsync
I
・Power supply voltage VCC ： 3.3V AVDD ： 5.0V
・Disp signal
・Other input signals
・Measurement system
DISP
Icc
AVDD
An example of rush current measurement
◎Measurement conditions
◎Measurement Example
Measurement 1
Y：20mA/Div., 2V/Div., X：0.003ms/Div.
VCC
0.3V
2.3V
Rising Time
0.01ms
I
CC
Rising Time
0.01ms
about 100mA
Measurement 1
Peak Current
0.3V
： GND
： OFF ⇒ ON
： refer to right Fig.
Measurement 2
Rising Time
0.5ms
4.8V
Y：20mA/Div., 2V/Div., X：0.08ms/Div.
Measurement 2
I
These rush current won’t flow stationary,
these will flow at the timing shown in Measurement 3.
AVDD
AVDD
： refer to following Fig.
about 80mA
Peak Current
①
Measurement 3
Rising Time
0.5ms
LCY-W-06901
Measurement part
VCC
Y：50mA/Div., 5V/Div., X：4ms/Div.
Measurement 3
AVDD
I
4.7uF
AVDD
Vsync
LCD Module Side
①
Peak Current
about 100mA
I
Icc
AVDD
②
Page 8 of 21
Disp
②
0.1uF
2.2uF