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3.5 inch lcd display screen

►Resolution : 320×480 dots
►View Direction: 12 o’clock
►Interface: MCU
►Driver IC: ILI9488
►Brightness(cd/m²): 480
►Outline Dimension: 54.50(W)* 82.90(H) * 2.2(T) mm
►RTP/CTP: Optional

DESCRIPTION

K350C26301 is a 3.5 inch lcd display screen color LCD screen, 320*480 resolution, high-definition picture quality, ultra-wide viewing angle screen, brightness setting is 480cd/m2, integrated ILI9488 driver controller, supports SPI interface/RGB interface/MCU interface/MIPI interface, no need for peripherals Circuit design, two connection methods of soldering FPC (optional connector) can be selected, 3.3V power supply method, RTP/CTP touch screen can be selected for TFT LCD screen, and all materials meet RoHS standards. Various display interface applications can be realized through motherboard code programming, such as: numerical values, display menus, charts, tables, animations, pictures, etc. Suitable for medical instrument display, smart home appliances, attendance terminal display, automotive diagnostic instrument display, handheld instrument display, consumer electronics and other product applications.

This K350C26301 module has built-in ILI9488 controller IC, supports MCU interface, the power supply voltage (VCC) range is 3.0V to 3.6V, the brightness is 480 nits (typ), and the contrast ratio is 800:1. This module is a beauty equipment, medical Industrial ideal for instruments, etc. The module can operate from -20°C to +70°C; its storage temperature range is -30°C to +80°C.

DRAWING

3.5inch tft screen

SPECIFICATIONS

General Specifications

ItemContentsUnit
Size3.5inch
LCM Dimension54.50(W)* 82.90(H) * 2.2(T)mm
LCD Active Area48.96* 73.44mm
Number Of Dots320×480pixel
LCD Typea-Si TFT
Viewing Direction12 o’clock
Driver ICILI9488
Interface TypeMCU
Operating Temperature-20℃~ 70℃
Storage Temperature-30℃~ 80℃
Backlight Type6 LEDs
Brightness480cd/m2

Interface

LCM PIN Definition

NO.SymbolDescription
1VDDPOWER SUPPLY
2GNDGround
3LEDABACKLIGHT ANODE
4LEDKBACKLIGHT CATHODE
5RESETReset pin
6CSChip enable, Low-active.
7RSData/Command register address.
8WRWrite signal, rising-edge-trigger.
9RDRead signal, rising-edge-active.
10GNDGround
11DB0Data Bus
12DB1Data Bus
13DB2Data Bus
14DB3Data Bus
15DB4Data Bus
16DB5Data Bus
17DB6Data Bus
18DB7Data Bus
19DB8Data Bus
20DB9Data Bus
21DB10Data Bus
22DB11Data Bus
23DB12Data Bus
24DB13Data Bus
   25DB14Data Bus
26DB15Data Bus

DC Characteristics

ItemSymbolMinTypMaxUnit
TFT gate on voltageVGH15V
TFT gate off voltageVGL-10V
TFT common electrode VoltageVcom-1V

Typical Operation Conditions

ItemSymbolMin.Typ.Max.Unit
Analog Supply VoltageVCI2.52.83.3V
Digital Supply VoltageVDD2.52.83.3V
I/O Supply VoltageIOVCC1.651.8/2.83.3V
Input High VoltageVIH0.8*IOVCCIOVCCV
Input Low VoltageVIL00.2*IOVCCV
Output High VoltageVOH0.8*IOVCCV
Output Low VoltageVOL0.2*IOVCCV

Backlight Circuit Characteristics

ItemSymbolMin.Typ.Max.Unit
LED CurrentIB90120mA
LED VoltageVf2.83.03.2V
CIEX0.2650.2950.325
Y0.260.290.32
Brightness of LCML480cd/m2

Reliability Test Items

Test ItemTest ParametersKey factors for determining test results
High temperature storage80±3 ℃,48H;
Low temperature storage-30±3 ℃,48H;
High temperature storage70±3 ℃,48H;Inspection after 2~4hours storage at roomtemperature,
Low temperature operation-20±3 ℃,48H;the sample shall be free from defects:
High temperature/humidity60℃±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~10Hz3.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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