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4 inch IPS 720×720 MIPI 30pin interface Circular TFT LCD module
4.0 inch

4 inch IPS 720×720 MIPI 30pin interface Circular TFT LCD module

  • Model Name H040R-30MB-A1
  • LCD Size 4 inch
  • Display Format 720×720
  • Interface MIPI 30pin
  • Luminance 350 cd/m2
  • Touch Screen None, optional

Product detail

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Product Description

H040R-30MB-A1 is a circular 4-inch TFT LCD module. This LCD screen adopts an IPS panel, with a resolution of 720×720, full viewing Angle, MIPI 30-pin interface, JD9365DA Driver IC, and a brightness of 350nit. The working temperature can withstand -20℃ to +70℃, and a touch screen can be optionally equipped. This 4-inch circular TFT LCD screen is mainly applied in ‌automotive and industrial instruments‌ : suitable for automotive instrument panels, navigation systems or industrial control panels. Its circular shape matches the layout of traditional instruments, facilitating real-time monitoring of vehicle conditions or production processes. Professional instruments and interactive devices: including aviation instruments, audio mixing consoles or security monitoring terminals, utilize the ring-shaped display feature to optimize parameter visualization and operational efficiency. Smart home and control Terminal: In a smart home system, a 4-inch circular screen is often integrated into smart door locks (such as video door locks), central control panels or temperature control devices, used to display status information or operation interfaces. In addition, it can also be used in medical instruments. In fields such as industrial control instruments

Mechanical Drawing

4 inch circular LCD module drawing

Specification parameters

Feature

Spec

Model Name

H040R-30MB-A1

LCD Size

4 inch

Display Format

720×720

Interface

MIPI 30pin

Luminance

350 cd/m2

Touch screen

None, optional

Viewing Direction

ALL

Color Depth

16.7M

Driver IC

JD9365DA

LCM (W x H x D) (mm)

105.6 (H)*109.87 (V)*2.1(D)

Active Area(mm)

101.52 (H)* 101.52 (V)

Operating Temperature

-20℃ ~ +70℃

Storage Temperature

-25℃ ~ +75℃

Operating Voltage

18V

Interface definition

Pin No.

Symbol

Description

1

LEDA

LED backlight anode

2

LEDK

LED backlight cathode

3

LEDK

LED backlight cathode

4

VCI

Power supply for the analog power

5

IOVCC

Power supply for the logic power and I/O circuit

6

RST

Reset signal(low active)

7

TE

Tearing effect output

8

PWM

The PWM frequency output for LCD driver control.

9

GND

Power ground

10

TDP0

MIPI-DSI data lane 0 posivtve input pin

11

TDN0

MIPI-DSI data lane 0 negtive input pin

12

GND

Power ground

13

TDP1

MIPI-DSI data lane 1 posivtve input pin

14

TDN1

MIPI-DSI data lane 1 negtive input pin

15

GND

Power ground

16

TCP

MIPI-DSI data lane posivtve input pin

17

TCN

MIPI-DSI data lane negtive input pin

18

GND

Power ground

19

TDP2

MIPI-DSI data lane 2 posivtve input pin

20

TDN2

MIPI-DSI data lane 2 negtive input pin

21

GND

Power ground

22

TDP3

MIPI-DSI data lane 3 posivtve input pin

23

TDN3

MIPI-DSI data lane 3 negtive input pin

24

GND

Power ground

25

TP_INT

INT pin for CTP

26

TP_SDA

SDA pin for CTP

27

TP_SCL

SCL pin for CTP

28

TP_RESET

Reset pin for TP

29

TP_VCI

VCI pin for CTP

30

TP_IOVCC

IOVCC pin for CTP

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