3.81-inch 1080×1200 90Hz AMOLED Display

$41.05piece

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Description

Model: H381DLN01.0

The 3.81-inch AMOLED Display delivers sharp, high-contrast visuals in a slim, space-efficient module, featuring a 1080 × 1200 resolution and 16.7M colors (8-bit × RGB) for crisp UI rendering and smooth gradients. With 100 nits (typ.) brightness, it supports clear indoor viewing while keeping power under control for compact product designs.

The module uses a MIPI DSI (Video Mode) interface and adopts the Raydium RM69071 driver IC for straightforward integration in embedded platforms. Its 67.60 × 78.95 × 1.14 mm outline and 64.80 × 72.0 mm active area make it easy to fit into slim housings and space-limited assemblies. Gesight supplies this display with a 39-pin FPC connection (recommended Hirose FH35C-39S-0.3HW(50)), with a fixed -30 to +70℃ operating range and -40 to +80℃ storage rating—and can provide it with a good price.

Application

VR/AR Near-eye Devices | Compact Embedded Displays | Portable HMI | Evaluation & Prototype Systems

Customized Options

FPC  | Touch Panel | Cover Glass | Controller Board | Brightness

AMOLED display demo setup with controller board and dual screens

HDMI Controller Board (Optional)

For faster evaluation and plug-and-play demo, Gesight can provide an HDMI controller board tailored for H381DLN01.0. The board converts standard HDMI video input to MIPI DSI (Video Mode), letting you drive the panel directly from a PC, media player, or test platform without building a custom MIPI host first. It’s a practical way to verify resolution, refresh stability, and image tuning early in the project.

The HDMI board is ideal for rapid prototyping, lab validation, and demo builds, with stable power delivery and convenient connections for repeated bring-up. If you need a complete evaluation setup, we can also help match the cable/FPC connection and provide a ready-to-run configuration—and offer it with a good price.

Vivid Image Quality for Real-World Content

H381DLN01.0 brings AMOLED-level contrast and color richness to compact displays, making photos, UI elements, and video content look more dimensional and clean. Thanks to 16.7M colors (8-bit × RGB) and a fine pixel structure, it renders smooth gradients, crisp edges, and detailed textures—ideal for content where color nuance and clarity matter.

With a typical 90 Hz refresh rate, motion feels more fluid during scrolling and transitions, while wide viewing performance helps maintain consistent visibility when the module is viewed off-axis. This makes the panel a strong choice for demo kits, prototype validation, and immersive near-eye visuals where image impact is part of the experience.

3.81 inch AMOLED display connected to controller board, live image
Specifications
Size

3.81 inch

Pixels

1080(H) × 1200(V)

Interface

Brightness

100 nits (Typ.), 80 nits (Min.)

Manufacturer

Gesight

Display Type

AMOLED

Display Mode

AMOLED

Color Depth

Refresh Rate

90 Hz

Viewing Angle Range

Top/Bottom/Left/Right: 80 Deg. (CR > 480)

Outline L*W*H

67.60 (H) × 78.95 (V) × 1.14 (T) mm

Active Area L*W

64.80 (H) × 72.0 (V) mm

Orientation

Supply Voltage

IOVCC: 1.8 V (Typ., 1.65–1.95 V); VCI: 3.0 V (Typ., 2.8–3.2 V); OVDD: 4.6 V; OVSS: -2.9 V; AVDD: 5.8 V

Consumption

Normal mode current (Typ.): IAVDD 15 mA; IVCI 3 mA; IIOVCC 38 mA; IOVDD 16 mA; IOVSS 16 mA (Condition: 25℃, 100 nits White)

Operating Temperarure

−30 to +70 °C

Storage Temperature

−40 to +80 °C

Bezel Area (mm)

Left/Right: 1.40 mm each; Top/Bottom: 3.48 mm each

Aspect Ratio

9:10

Connection Type

39-pin FPC connector (Recommended: Hirose FH35C-39S-0.3HW(50))

IC package

Touch Panel

Pixel Pitch

60 um

Sunlight Readable

Model

H381DLN01.0

PPI ( pixels per inch )

424 PPI

Application

Pins Description
Pin No. Pin Name I/O/P Description
1 OVSS P OLED Power
2 OVSS P OLED Power
3 OVSS P OLED Power
4 OVDD P OLED Power
5 OVDD P OLED Power
6 OVDD P OLED Power
7 GND G Ground
8 D2N I MIPI DSI data
9 D2P I MIPI DSI data
10 GND G Ground
11 D0N I/O MIPI DSI data
12 D0P I/O MIPI DSI data
13 GND G Ground
14 CLKN I MIPI DSI clock
15 CLKP I MIPI DSI clock
16 GND G Ground
17 D1N I MIPI DSI data
18 D1P I MIPI DSI data
19 GND G Ground
20 D3N I MIPI DSI data
21 D3P I MIPI DSI data
22 GND G Ground
23 TE O Tearing effect output signal
24 IOVCC P Display Driver Digital Power
25 VCI P Display Driver Analog Power
26 VCI P Display Driver Analog Power
27 RESX I This signal will reset the device and must be applied to properly initialize the chip. Signal is active low.
28 SWIRE O DC/DC power IC control signal, please connect to power IC CTRL pin
29 AVDD_EN O DC/DC power IC control signal, please connect to power IC EN pin
30 MTP P Leave this pin OPEN
31 GND G Ground
32 AVDD P Display Driver IC Source Analog Power
33 AVDD P Display Driver IC Source Analog Power
34 OVDD P OLED Power
35 OVDD P OLED Power
36 OVDD P OLED Power
37 OVSS P OLED Power
38 OVSS P OLED Power
39 OVSS P OLED Power

 

Electrical Characteristics

1) Electrical Characteristics (H381DLN01.0)

A. Power Supply

Item Symbol Min Typ Max Unit Note
I/O Power Supply IOVCC 1.65 1.80 1.95 V
Analog Power Supply VCI 2.8 3.0 3.2 V
OLED Power Supply OVDD 4.6 V
OLED Power Supply OVSS -2.9 V
Source Driver Analog Power AVDD 5.8 V

B. Current Consumption (Normal Mode)

Item Symbol Typ Unit Condition
AVDD current IAVDD 15 mA 25℃, 100 nits White
VCI current IVCI 3 mA 25℃, 100 nits White
IOVCC current IIOVCC 38 mA 25℃, 100 nits White
OVDD current IOVDD 16 mA 25℃, 100 nits White
OVSS current IOVSS 16 mA 25℃, 100 nits White

2) Back-light Specification Form

Item Spec
Backlight Type Not applicable (AMOLED self-emissive, no backlight)
LED Color Not applicable
LED Forward Voltage Not applicable
LED Forward Current Not applicable
Luminance / Brightness 100 nits (Typ.), 80 nits (Min.)
Backlight Lifetime Not specified

FAQ

Where can I buy this display?

If you just need a few samples, it`s better to directly on our Aliexpress store, we are 5 stars feedback supplier with 100% Honesty. (The buy link is on the right of the product image)
For bulk orders, it`s better to contact us and get a better price. 

Different displays have different characteristics, just tell Gesight Display your application, and operating environment, Gesight Display will suggest a suitable display for you.

Gesight Display provide HDMI/Type-C controller board or individual demo kit to test.
The pictures of demo kit can be changed by yourself. 

Gesight Display will provide necessary specifications for most LCD/OLED on sale, including,
Display Datasheet
Display Drawing
IC Datasheet
Circuit schematic
For most electronics engineers, our specifications are enough to run the display, and we will provide some assistance.
But Gesight Display is not a school, if customers don`t know the basic knowledge to design circuit boards, we suggest using our controller board to drive the display.

First, you need to check whether this display has On-cell or In-cell touch panel, if has, it only needs to add a cover glass on it. If not, it needs an external touch panel.
(On-cell and In-cell are integrated PCAP touch panels on the display screen)
Because the shape of the cover glass depends on the design of the clients, to avoid infringement of appearance,  most of the developers need different customized touch panels.
Gesight Display can provide a customized touch screen with a low cost of tooling charge.

1. UPS/Fedex/DHL/TNT, the best choice for most clients, 3~7 days to arrive.
2. Aliexpress standard ship, this way is cheap and slow, usually take more than 10 days. Only for samples.
3. For Russian clients, EMS or Aliexpress shipment is better.
4. Any designated logistics are acceptable
 

Most display panels are from giant manufacturers such as BOE, Sharp, LG, EDO, AUO, etc. They have already tested with strict standards.
For OEM products from Panox Display factory, please check the quality test standards.   

The lifetime is different on different images, check the lifetime on datasheet to study it. 

If your Raspberry Pi can support the interface of the display panel, and you know how to program on Raspberry Pi, you can connect to our display.
If you don`t know or don`t want to write a display program on Raspberry Pi, it`s better to get an HDMI controller board from us, and Panox Display will send a config.txt file for reference.
 

lcd_connectors

Free convertor board and Connectors

Fast Shipping

Most of our clients are manufacturers purchasing our displays for their applications, who are willing to get samples as soon as possible.

Different products collocations have different package, please confirm the shipping cost with us when place an order.

(4~6 days for most countries and area)

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Specification

Panox Display offers the following specifications for most LCD/OLED products:

  • Display datasheet

  • Mechanical drawing

  • IC datasheet

  • Circuit schematic

Readable Under Sun

Compare to LCD, OLED has many advantages as follows:

Thin Like Paper:More than 50% thinner and lighter than LCD, creating an edgy form factor in style.

Green Power:Clock-mode standby can be up to 60 hours, much lower consumption compare to LCD displays.

"Wow" Effect:High contrast ratio and wide color gamut offer sharp and vivid image, and consistent display from any angle.

OLED Type Structures

        OLED driver as well as two divided into passive (PMOLED) active (AMOLED), which PMOLED simple structure, each pixel is represented by a separate cathode and anode control, no additional driver circuit, but too much control lines restrict its application of high-resolution large screen; AMOLED entire cathode surface electrode via a drive circuit driving the light emitting anode, significantly reducing the number of control lines, it has a low-power, high-resolution, fast response and other characteristics, AMOLED therefore gradually become the mainstream OLED display.

About Us

Gesight is a high-tech company specializing in OLED, LCD displays. Integrated with display marketing and sales, customized LCD OEM manufacturing, driver board development, customized TP, etc.

After six years of effort and development, we have grown up to a certain size, now we have a service team with excellent service quality, professional technical service.

After several years of steady development, Gesight has served hundreds of customers from different places all over the world. Including big companies such as Bosch, Nokia, Garmin, Circuits, and countless small and medium-size companies or electronics DIYers.

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Say No to any bright/dart dots on screen !!
Strict Quality Control


We implement strict quality control through every stage of production and inspection. Each display undergoes rigorous testing to eliminate any pixel defects, including bright, dark, or stuck dots. Our professional QC team uses advanced optical equipment to ensure flawless screen performance, delivering only high-reliability LCD and OLED panels to our customers.

strict quality control

rigorous testing

flawless screen performance

high-reliability

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