4.3 inch tft lcd display screen with RTP touch

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DESCRIPTION

K43045102T is a 4.3 inch tft LCD module with optional resistive touch screen and capacitive touch screen control with a resolution of 480×272 pixels. This size TFT LCD monitor is portrait mode with wider viewing angle by POL adjustment, left: 70/right: 70/up: 50/down: 60 degrees (typical). Optional RTP or CTP.

This K43045102T module has built-in ST7282 controller IC, supports RGB interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 500 nits (typ), and the contrast ratio is 800:1. This module is a medical instrument, beauty Industrial ideal for equipment, etc. The module can operate from -20°C to +70°C; its storage temperature range is -30°C to +80°C.

DRAWING

SPECIFICATIONS

General Specifications

Item	Contents	Unit
Size	4.3	inch
LCM Dimension	105.5（W）* 67.2（H） * 4.1(T)	mm
LCD Active Area	95.04 * 53.86	mm
Number Of Dots	480×272	pixel
LCD Type	a-Si TFT
Viewing Direction	12 O’clock
Driver IC	ST7282
Interface Type	RGB
Operating Temperature	-20℃~ 70℃
Storage Temperature	-30℃~ 80℃
Backlight Type	9 LEDs
Brightness	520	Cd/m2

Interface

LCM PIN Definition

NO.	Symbol	Description
1	GND	Ground
2	GND	Ground
3	VDD	POWER SUPPLY（3.3V）
4	VDD	POWER SUPPLY（3.3V）
5-12	R0-R7	Red data input
13-20	G0-G7	Green data input
21-28	B0-B7	Blue data input
29	GND	Ground
30	PCLK	Clock signal
31	DISP	Display control
32	HSYNC	Horizontal sync signal
33	VSYNC	Vertical sync signal
34	DE	Data input enable
35	NC	Not Connect
36	GND	Ground
37	YU	Touch Panel Up
38	XL	Touch Panel Left
39	YD	Touch Panel Down
40	XR	Touch Panel Right
41	GND	Ground
42	LED_K	BACKLIGHT CATHODE
43	LED_A	BACKLIGHT ANODE
44	NC	Not Connect
45	NC	Not Connect

DC Characteristics

Item	Symbol	Min	Typ	Max	Unit
TFT gate on voltage	VGH	14	15	16	V
TFT gate off voltage	VGL	-11	-10	-9	V
TFT common electrode Voltage	Vcom	-2	–	0	V

Typical Operation Conditions

Item	Symbol	Min.	Typ.	Max.	Unit
Analog Supply Voltage	VDD	3.0	3.3	3.6	V
Digital Supply Voltage	VDD	–	–	–	V
I/O Supply Voltage	IOVCC	–	–	–	V
Input High Voltage	VIH	0.7* VDD	–	VDD	V
Input Low Voltage	VIL	0	–	0.3* VDD	V
Output High Voltage	VOH	0.7* VDD	–	–	V
Output Low Voltage	VOL	–	–	0.3* VDD	V

Backlight Circuit Characteristics

Item	Symbol	Min.	Typ.	Max.	Unit
LED Current	IB	—	20	—	mA
LED Voltage	Vf	26.1	—	28.8	V
CIE	X	0.265	0.285	0.305
	Y	0.26	0.28	0.30
Brightness of LCM	—	—	520	—	cd/m2

Reliability Test Items

Test Item	Test Condition	Test result determinant gist
High temperature storage	80±3 ℃，48H；
Low temperature storage	~30±3 ℃，48H；
High temperature storage	70±3 ℃，48H；	Inspection after 2~4hours storage at  roomtemperature,
Low temperature operation	~20±3 ℃，48H；	the sample shall be free from defects:
High temperaturehumi/dity	60℃±3 ℃,90%±3%RH ，48H；	1.Air bubble in the LCD;
Thermal Shock	~20℃/0.5h~+70℃/0.5h for a total 24 cycles；	2.Non-display;
Vibration Test	Frequency 10Hz~55Hz~10Hz	3.Glass crack;
	Amplitude：1.5mm, X，Y，Z
	direction for total 1H；	4. The electrical
	(Packing condition)
ESD test	±4KV, Human Body Mode,	characteristics requirements shall be satisfied.
	150pF/330Ω；
	±8KV, Air Mode, 150pF/330Ω；

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