2.0 inch lcd display screen

2.0 inch LCD screens are used in a variety of electronic devices, from smartphones to portable music players. As one of the leading 2.0 inch LCD screen suppliers, we are proud to offer our screens to customers all over the world. Our 2.0 inch LCD screens are known for their high quality and durability, and we are confident that you will be satisfied with your purchase. If you have any questions about our products or services, please do not hesitate to contact us. We look forward to serving you.

DESCRIPTION

K200B2008 is a 2.0 inch tft LCD module with optional resistive touch screen and capacitive touch screen control with a resolution of 176×220 pixels. This size TFT display is portrait mode with wider viewing angle by POL adjustment, left: 45/right: 45/up: 45/down: 20 degrees (typical).Optional RTP or CTP.

This K200B2008 inch module has built-in ST7775R controller IC, supports MCU interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 380 nits (typical value), and the contrast ratio is 800:1. This module is instrumentation, Ideal for industries such as medical instruments. The module can operate from -20°C to +70°C; its storage temperature range is -30°C to +80°C

DRAWING

SPECIFICATIONS

Item	Contents	Unit
Size	2.0	inch
LCM Dimension	37.68（W）* 51.30（H） * 2.2(T)	mm
LCD Active Area	31.68* 39.60	mm
Number Of Dots	176×220	pixel
LCD Type	a-Si TFT
Viewing Direction	12 o’clock
Driver IC	ST7775R
Interface Type	MCU
Operating Temperature	-20℃~ 70℃
Storage Temperature	-30℃~ 80℃
Backlight Type	3 LEDs
Brightness	380	cd/m2

Interface

LCM PIN Definition

NO.	Symbol	Description
1	LEDK	BACKLIGHT CATHODE
2	LED-A	BACKLIGHT ANODE
3	GND	Ground
4	VCC	POWER SUPPLY
5	IOVCC	I/O   POWER SUPPLY
6	TE	Frame mark.
7	CS	Chip enable, Low-active.
8	RESET	Reset pin
9	RS	Data/Command register address.
10	WR	Write signal, rising-edge-trigger.
11	RD	Read signal, rising-edge-active.
12	DB7	Data Bus
13	DB6	Data Bus
14	DB5	Data Bus
15	DB4	Data Bus
16	DB3	Data Bus
17	DB2	Data Bus
18	DB1	Data Bus
19	DB0	Data Bus
20	GND	Ground

DC Characteristics

Item	Symbol	Min	Typ	Max	Unit
TFT gate on voltage	VGH	—	15	—	V
TFT gate off voltage	VGL	—	-10	—	V
TFT common electrode Voltage	Vcom	—	-1	—	V

Typical Operation Conditions

Item	Symbol	Min.	Typ.	Max.	Unit
Analog Supply Voltage	VCI	2.5	2.8	3.3	V
Digital Supply Voltage	VDD	2.5	2.8	3.3	V
I/O Supply Voltage	IOVCC	1.65	1.8/2.8	3.3	V
Input High Voltage	VIH	0.8*IOVCC	–	IOVCC	V
Input Low Voltage	VIL	0	–	0.2*IOVCC	V
Output High Voltage	VOH	0.8*IOVCC	–	–	V
Output Low Voltage	VOL	–	–	0.2*IOVCC	V

Backlight Circuit Characteristics

Item	Symbol	Min.	Typ.	Max.	Unit
LED Current	IB	—	45	60	mA
LED Voltage	Vf	2.8	3.0	3.2	V
CIE	X	0.265	0.295	0.325
	Y	0.26	0.29	0.32
Brightness of LCM	L	—	380	—	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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