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3.97-inch TFT LCD Display Module, 480x800 MIPI Interface, High Brightness, NT35512SH Driver

Categories TFT LCD Display
Brand Name: SAEF
Model Number: SF-TC397B-8275A-N
Certification: ISO9001 / ISO14000
Place of Origin: ShenZhen / China
MOQ: 3 units (Negotiable for sample orders)
Price: USD4.0 - 5.0 (FOB Shenzhen, Price varies based on order quantity & configuration)
Payment Terms: L/C, T/T, PayPal
Supply Ability: 3000K pcs per month
Delivery Time: 3 working days for samples, 5-6 weeks for MP
Packaging Details: Standard Export Package
Product: 3.97-inch TFT LCD
Resolution: 480 x 800 pixels (RGB)
Driver IC: NT35512SH or Equivalent
Outline Dim.: 57.14 x 96.85 x 1.95 mm
Operating Temp: -20°C to +70°C
Touch Panel Option: Customizable (RTP/CTP available)
Viewing Direction: All Viewing Angles (IPS)
Interface: MIPI (DSI)
Contrast Ratio: 800:1 (Typ.)
Pin number: 24 pins
Surface Luminance: 420 cd/m2(nits)
Backlight Type: White LED
LED lifetime: 40,000 hours
Compliance: REACH & RoHS Compliant
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3.97-inch TFT LCD Display Module, 480x800 MIPI Interface, High Brightness, NT35512SH Driver


High-Brightness 3.97-inch TFT LCD Module – MIPI Interface, Ideal for Outdoor & Industrial Displays


Saef Technology Limited introduces the SF-TC397B-8275A-N, a robust 3.97-inch TFT LCD module engineered for applications requiring superior visibility in high-ambient light conditions. Featuring a 480×800 RGB resolution, MIPI (DSI) interface, and an exceptional 420 cd/m² brightness, this display is perfect for industrial HMIs, outdoor equipment, medical devices, and automotive displays.


Designed for Engineers – Key Technical Highlights:

  • Ultra-High Brightness (420 cd/m²) – Ensures clear readability even under direct sunlight or bright indoor lighting.

  • MIPI DSI Interface – Low-power, high-speed serial interface ideal for modern embedded processors (ARM, Qualcomm, etc.).

  • Wide Operating Temperature (–20°C to +70°C) – Reliable performance in extreme environments.

  • High Contrast Ratio (800:1) – Delivers sharp images with deep blacks and vibrant colors.

  • All-Direction Viewing – Consistent image quality from any angle.

  • NT35512SH Driver IC – Supports advanced display control and low-power modes.


Customization & Integration Support:
This module is available as a standalone display or can be fully customized with resistive or capacitive touch panels (RTP/CTP), tailored FPC lengths, interface adaptations, and optical bonding. Our engineering team provides complimentary design-in support to ensure seamless integration into your system.

Built for Reliability & Longevity:
Each unit undergoes stringent testing per MIL-STD-105E, including high/low temperature storage, humidity resistance, thermal shock, and AQL-based visual inspection. With a 50,000-hour operational lifetime, this display is built to endure demanding applications.


Why Partner with Saef Technology?

  • Expert Technical Guidance – Direct access to our display engineers for schematic reviews, firmware tuning, and optical optimization.

  • Fast Prototyping – Custom samples available within 2–3 weeks.

  • EU & US Market Ready – Designed to meet international safety and environmental standards.

  • OEM/ODM Flexibility – From semi-custom to full-custom designs, we adapt to your supply chain and compliance needs.


Ideal Applications:

  • Outdoor POS and kiosks

  • Industrial control panels and HMIs

  • Medical monitors and diagnostic devices

  • Automotive dashboards and infotainment

  • Aviation and marine displays

  • High-brightness handheld terminals


Contact us today for datasheets, pricing, and a free customization consultation. Let Saef Technology be your trusted partner in high-performance display solutions.


Mechanical Dimensions



Interface Pin Definition


NO.PIN NAMEDescription
1MIPI_TCNDSI-CLK- clock signals
2MIPI_TCPDSI-CLK+ clock signals
3GNDGROUND
4MIPI_TDN0DSI-D0- data signals
5MIPI_TDP0DSI-D0+ data signals
6GNDGROUND
7MIPI_TDP1DSI-D1+ data signals
8MIPI_TDN1DSI-D1- data signals
9GNDGROUND
10-11NCNC
12GNDGROUND
13-14NCNC
15GNDGROUND
16VDD18_PMUPower Supply 1.8V-2.8V
17NCNC
18LRSTBLCM reset input
19NCNC
20LPTETearing effect output
21VDD28_PMUPower Supply 2.8V
22GNDGROUND
23VLED_PLED Anode
24VLED_NLED Cathode

Absolute Maximum Ratings


ItemSymbolMin.Max.Unit
Supply VoltagePower supplyVDD-0.3+5.1V
Analog---V
IOIOVDD-0.3+5.1V
Input VoltageVi-0.3IOVDD+0.3V
Storage temperatureT stg-30+80ºC
Operating temperatureT op-20+70ºC
Storage humidityHstg10Note 1%RH
Operating humidityH op10Note 1%RH

Note 1: 90%RH max, If Ta is below 50ºC; 60%RH max, If Ta is over 60ºC.


DC Characteristics


ItemSymbolMin.Typ.Max.Unit
Supply VoltagePower supplyVDD2.42.83.3V
AnalogVCI2.42.83.3V
IOIOVDD1.651.8/2.83.3V
Logic Low input voltageVIL-0.3IOVDD-0.3IOVDDV
Logic High input voltageVIH0.7IOVDD-IOVDDV
Logic Low output voltageVOL--0.2IOVDDV
Logic High output voltageVOH0.8IOVDD--V
Current ConsumptionNormal displayIvdd-30-mA
Standby modeIvdd-100-uA
Frame FrequencyfFR-60-Hz

Optical Characteristics


Backlight On (Transmissive Mode)ItemSymbolConditionSpecificationUnit
Min.Typ.Max.
Luminance on surface(If =15mA)Lv

Normally

viewing

angle

θX = θY =0º

360420-cd/m²
Contrast ratioCR-1000--
Response timeTR-1020ms
TF--2030

Chromaticity

Transmissive

RedXR

-

0.6450.6600.675-
YR0.3000.3150.330-
GreenXG0.2290.2440.259-
YG0.5540.5690.584-
BlueXB0.1280.1430.158-
YB0.0730.0880.103-
WhiteXW0.2730.2880.303-
YW0.2930.3080.326-

Viewing

Angle

Horiz

ontal

θX+

Center

CR≥10

-80-

Deg.

θX--80-

Vertic

al

θY+-80-
θY--80-
NTSC Ratio(Gamut)---60-%

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