0.71 Round TFT LCD Module

 

ENH-TV0071A004 Description

Product Parameters:

Screen Size: 0.71-inch

Refers to the diagonal length of the active display area (approximately 18.03 mm), classifying it as an ultra-small display.

Resolution: 160 (RGB) x 160 Pixels

Achieving this resolution on such a small size results in a very high Pixel Density, delivering a细腻 display effect far superior to traditional character or low-resolution screens.

Viewing Angle: All-Viewing Angle

Typically implies the use of IPS or similar advanced wide-view technology. Colors and contrast remain highly consistent from any viewing direction (up, down, left, right) with minimal color shift or dimming, significantly improving user experience.

Outline Dimensions: 20.12mm × 22.3mm × 1.81mm

This is a critical mechanical parameter. 20.12mm x 22.3mm represents the total dimensions including the driver circuit and bezel, providing precise mounting hole specifications for product structural engineers. The 1.81mm thickness is excellently controlled, aiding in the design of ultra-slim products.

Interface: SPI

Serial Peripheral Interface. This is a universal, simple communication protocol requiring very few pins. It often needs only 3-4 wires (Data, Clock, Chip Select) for communication, greatly simplifying the connection to the main MCU, saving valuable I/O resources, and reducing PCB layout complexity and cost.

Driver IC: GC9D01

This is the "brain" of the screen. GC9D01 is a highly integrated driver IC designed for small TFT displays.

Core Function: It incorporates a display RAM (GRAM), responsible for receiving SPI commands and data from the MCU and converting them into the voltage signals needed to control each pixel on the screen.

Advanced Features: It typically supports rich color modes, partial refresh for power saving, flexible window address setting, etc., providing developers with powerful display control capabilities.

Display Type: TFT

Thin-Film Transistor. This is an active-matrix LCD where each pixel is controlled by its own transistor. This technology offers faster response times, higher contrast, more vibrant colors, and better dynamic image display capability, making it the mainstream technology for color displays.

 

Application Fields:

In-Depth Application Field Analysis

This 0.71-inch TFT color screen, with its ultimate compactness, high definition, and excellent display performance, is an ideal choice for numerous electronic products where space is limited but visual experience is required.

1.Wearable Devices

Core Applications: Smartwatches, fitness bands, smart rings.

Problem Solved: It provides a high resolution of 160x160 within the extremely limited space of a watch case or device body, ensuring sharp and clear icons, text, and numbers without pixelation. The all-viewing angle guarantee that users can easily read time, heart rate, calorie burn, and notifications from any viewing angle with a glance at their wrist.

Advantage: Paired with the GC9D01 driver IC, it enables smooth animation transitions (e.g., menu switching, data refresh) and supports low-power modes, significantly extending device battery life.

 

2.Portable Medical and Health Monitoring Equipment

Core Applications: Fingertip pulse oximeters, digital thermometers, portable ECG monitors, glucose meters.

Problem Solved: Medical readings require absolute clarity and accuracy. The high contrast and color performance of this screen allow for clear display of critical data (e.g., SpO2 waveform, heart rate values, high-temperature warning in red), reducing the risk of misreading. Its small size and slim profile enable the entire medical device to be more portable and ergonomic.

Advantage: The SPI interface is simple and reliable, easy to connect with various medical sensor main control chips, offering high stability.

 

3.IoT and Human-Machine Interaction Terminals

Core Applications: Smart home control panels (e.g., temperature/humidity controllers, smart switches), Bluetooth trackers, status display windows for smart sensors.

Problem Solved: It provides "eyes" for simple IoT nodes. Users can directly check device status (e.g., connection status, room temperature, battery level) and perform quick operations without opening a smartphone app. The small size allows it to be embedded into the narrow panel of any device.

Advantage: Low power consumption makes it perfectly suitable for battery-powered IoT devices, enabling continuous display for weeks or even months without frequent charging.

 

4.Industrial Control and Instrumentation

Core Applications: Handheld industrial scanners, portable measuring instruments, multimeters, auxiliary status screens for industrial control equipment.

Problem Solved: In industrial settings, equipment needs to be robust and provide intuitive information display. This screen is compact, resistant to vibration, and can display multiple lines of parameters, bar graphs, or simple status icons on a limited chassis, helping engineers diagnose issues quickly.

Advantage: Typically features a wide operating temperature range (details refer to datasheet), adapting to harsh industrial environments. Fast response time eliminates smearing, suitable for displaying rapidly changing data.

 

5.Consumer Electronics

Core Applications: Status screen for TWS earphone charging cases, FPV display for mini drones, electronic toys, power bank level display.

Problem Solved: Enhances product technological appeal and user experience. For example, a small window on a earphone charging case can precisely show the remaining power of the left/right earbuds and the case itself, which is much more intuitive and premium than simple LED indicators.

Advantage: Vivid colors enable the display of brand logos and custom animations, greatly enhancing product differentiation and visual appeal.

 

 ● OEM&ODM             ● NO MOQ                ● SAMPLES IN STOCK              ● TESTING BOARD OPTIONAL

 

 

 

 

                                                           

 

 

 

SPECIFICATIONS

ITEM	DIMENSION	UNIT
Size	0.71	inch
Outline Dimention	20.12x22.3x1.81	mm
Operating Temperature	-20°- +70°	°C
Storage Temperature	-30°- +80°	°C
Resolution	160x160

 

 

 

Hot Tags: 0.71 round tft lcd module, manufacturers, suppliers, factory, customized, black and white lcd display, capacitive touch screen examples, lcd display driver circuit, LCD Module, lcd module tft, tft lcd display panel