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5.2 Inch Rounded Corner Capacitive Touch Panel

Name: 5.2 Inch Rounded Corner Capacitive Touch Panel
Brand: FANNAL
Rating: 5.0 (28 reviews)

5.2" G+G Capacitive Touch Panel with I2C Interface for Industrial Applications

Model:
FN0520P002C
Brand:
FANNAL
Size(inch):
5.2
Cover OD (mm):
58.65(H) x 155.58(V) x 1.98(D) mm
Operation Temp(℃):
-20~70
Storage Temp(℃):
-30~80
TP VA (mm):
35.91(H) x 129.16(V) mm
Structure:
G+G
TP Interface:
I2C

Quantity:
Availability:





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5.2 Inch Capacitive Touch Screen

Product Features

Drawing & Specifications

Applications

Customizations

FAQ

This 5.2 inch capacitive touch panel features a rounded-corner G+G structure designed for compact industrial and embedded devices where standard rectangular touch sensors are difficult to integrate cleanly. It supports 5-point touch through an I2C interface and uses chemically strengthened glass for improved durability in industrial operating environments.

The narrow active area makes it suitable for handheld terminals, vertical HMI layouts, medical control interfaces, and custom embedded systems. Depending on the installation environment, touch sensitivity, cover thickness, and EMI shielding may require further optimization during system integration.

Features

Rounded Corner Design for Modern Embedded Integration

Unlike standard rectangular touch panels, the rounded corner structure helps improve enclosure compatibility in compact devices and reduces the visual sharpness often seen in industrial equipment interfaces.

G+G Structure with Improved Surface Stability

The Glass + Glass design offers better surface rigidity and optical stability compared with film-based structures, especially in environments involving frequent operation or cleaning.

Chemically Strengthened Cover Glass

The 1.1 mm cover glass is chemically strengthened with a surface hardness rating of 7H minimum, helping improve scratch resistance during long-term operation.

I2C Interface for Embedded Systems

Supports IIC (I2C) communication for integration into industrial control boards, embedded Linux platforms, ARM-based systems, and custom HMI controllers.

Suitable for Industrial Temperature Ranges

Designed to operate from -20°C to +70°C. For outdoor applications or environments with condensation risk, additional environmental validation may still be required.

Narrow Vertical Viewing Area

The elongated active area is useful for handheld terminals, medical control interfaces, portable devices, and space-limited HMI systems.

Drawing

Specifications

Item / Parameter	Specifications
Touch Panel Size	5.2 inch (Diagonal)
Product Structure	G+G (CTP)
Touch Controller / IC	CYTMA568-56LQI44BB
Channel	6 * 21
Number of Touch Points	5
Outline Dimension (H x V x D)	58.65(H) x 155.58(V) x 1.98(D) mm
View Area (H x V)	35.91(H) x 129.16(V) mm
Cover Material	Sodalime Glass
Cover Thickness	1.1 mm
Sensor Material	ITO Glass
Sensor Thickness	0.55 mm
Strengthening Method	Chemically Strengthened
Surface Hardness	7H Min. CQ02
Touch Transmittance	85% Min.
Touch Interface	IIC (I2C)
Operating Temperature	-20°C ~ +70°C
Storage Temperature	-30°C ~ +80°C
Environmental Requirements	RoHS-2.0 compliant

Applications

Industrial HMI Systems

Suitable for machine control panels, compact operator interfaces, and industrial embedded terminals where space efficiency and durability are both important.

Medical Devices

Can be integrated into portable diagnostic equipment, monitoring systems, and medical control interfaces that require durable touch operation and cleanable surfaces.

Handheld Industrial Devices

Applicable to portable inspection equipment, barcode terminals, access control systems, and field-service devices with narrow display layouts.

Smart Control Interfaces

Useful for building automation panels, elevator interfaces, energy management systems, and customized embedded control devices.

Semi-Outdoor Embedded Equipment

Can be used in outdoor-adjacent systems when combined with suitable optical bonding, waterproofing, and environmental protection design.

Automotive Display

Kiosk touch screen

Railway display

E-bike display

Outdoor display

Industrial display

Medical touch screen

Gym-screen

Engineering Plant

Motorcycle display

Vending Machine Display

Embedded display

Customizations

To meet diverse integration needs, we offer extensive customisation for you, including:

● Custom Display Options

LCD Panel

• Size range: 1.77" to 15.6"
• Trusted panel partners: BOE, INNOLUX, JDI, Hannstar, CTC, TCL, and TIANMA.
• Panel types: IPS / TN / LTPS
• Operation Temperature: Industrial (-20 ~ 70°C), Automotive (-30 ~ 85°C)

Interface Design

• Tailored shape, length, and PIN definitions for full compatibility.
• EMI shielding and circuit optimisation.
• Supports multiple conversions: SPI, MCU, RGB, MIPI, LVDS, EDP

Back Light

• Module material options: metal/plastic/metal–plastic integration
• High brightness up to 30,000 cd/m², ideal for outdoor or industrial use.
• Long lifetime up to 50,000 hours.

Driver Board

• Options: RGB / VGA / HDMI / LVDS / DVI / Type-C
• Fully compatible with custom TFT and LCD modules.

• Optimised design for stable image transmission and performance.

● Custom Touchscreen Options

Touch Sensor

• Available Sizes: Up to 65"

• Structure Options: G+G, G+F+F, designed for industrial and automotive applications

• Touch Functions: Supports multi-touch, waterproof, glove touch, passive pen, gesture & palm rejection

• Operating Temperature:

Industrial Grade: –20°C ~ +70°C

Automotive Grade: –30°C ~ +85°

Touch Controller (IC)

• Touch tuning and firmware optimization provided by FANNAL (in-house FW design)
• Trusted IC partners: EETI, ILITEK, GOODiX, FocalTech, Cypress, Microchip(FANNAL's Design Partner)
• High Reliability: Excellent anti-interference and long-term stability
• EMC Design: Full electromagnetic compatibility engineering to meet EMI/RFI and industrial standards

Cover Lens

• Material Options:

Glass: 0.55mm–10.0mm
PMMA: 0.5mm–3.0mm
PC: 0.1mm–1.0mm
• Custom Design: CNC, Hot bending, 3D & 2.5D cover glass, ceramic printing, and PMMA integration
• Surface Treatments:
3A: AG / AR / AF
Anti-Microbial / Anti-Explosion

● Custom Optical Bonding Service

Optical Bonding	Size Range	Notes
OCA	Up to 15.6”	Two fully automated production lines for high-volume manufacturing
LOCA / OCR	Up to 32”	Excellent for high contrast and durability
Silicone	Up to 32”	Ideal for rugged, large-size industrial applications

FAQ

Why can touch performance become unstable near motors or power modules?

Industrial environments often contain EMI sources such as motors, switching power supplies, and relay systems. If grounding or shielding is insufficient, capacitive touch signals may fluctuate, causing ghost touches or delayed response.

In many cases, the issue is related more to system integration than the touch panel itself.

Does a thicker cover glass affect touch sensitivity?

Yes.

As cover glass thickness increases, the sensing distance between the finger and sensor also increases. This can reduce sensitivity, especially for glove touch or low-power operation modes.

Thicker glass improves durability, but touch tuning often becomes more important.

Is optical bonding necessary for this type of touch panel?

Not always, but it is commonly used in industrial and outdoor applications.

Optical bonding helps reduce internal reflection and improves display readability under strong ambient light. It can also improve mechanical stability and reduce condensation risk inside the display stack.

What is a common mistake when integrating narrow touch panels?

One common issue is ignoring cable bending space and connector direction during mechanical design.

Narrow touch panels are often used in compact devices where internal routing space is limited. Early mechanical verification is important to avoid assembly interference later in development.

Can rounded-corner touch panels increase manufacturing complexity?

They can.

Compared with standard rectangular sensors, rounded-corner structures may involve additional processing considerations for glass machining, lamination alignment, and enclosure tolerance control.

For custom projects, this sometimes affects tooling cost and lead time.