Ultra-Low Power 3.7-inch E-Paper Display | Built-in Temp Sensor, 5-Year Lifetime

Designed for long-term reliability, this 3.7-inch E-Paper display from JicTech features an integrated temperature sensor for adaptive waveform control and a rated operational lifetime of 5 years under typical conditions. Its ultra-low power architecture ensures extended battery life in portable applications such as medical devices, logistics trackers, and environmental sensors. JicTech offers tailored support including custom LUT development, partial display modes, and extended temperature validation.

JicTech 3.7-inch Tri-Color Active Matrix E-Paper Display Module (Model: JS0370HN01-TNG-A0)

Overview
The JS0370HN01-TNG-A0 is a 3.7-inch Active Matrix Electrophoretic Display (AMEPD) module capable of showing black, white, and red content with high clarity and ultra-low power consumption. Integrating a comprehensive driver IC with on-chip waveform storage, temperature sensing, and flexible SPI communication, this module is designed for high-performance, energy-efficient display applications in retail, industrial, and IoT environments.

3.7-inch three-color electronic paper display module design drawings

Key Features

3.7-inch Tri-Color E-Paper Display: Black, White, and Red output for enhanced visual communication
High Resolution: 240 × 416 pixels (130 DPI) with sharp rendering of text and graphics
Ultra-Low Power Consumption: Deep sleep current ≤ 3 µA; no power required to maintain image
SPI Interface: 3-wire or 4-wire configurable via BS pin for easy MCU integration
Integrated Temperature Sensor: Internal and external sensor support for adaptive waveform control
On-Chip OTP Memory: Stores waveform LUTs and user ID (10-byte space)
Wide Viewing Angle & Anti-Glare Surface: Hard-coat treatment for comfortable viewing under various lighting
High Contrast Ratio: 15:1 typical (white/black)
Compact & Lightweight: Outline dimensions: 53.0mm × 92.99mm × 0.9mm; weight: 8.5±0.5g
RoHS Compliant & 5-Year Lifetime Rating: Reliable operation under typical storage and use conditions

Detailed Technical Specifications

Parameter	Specification
Active Area	47.04mm (H) × 81.54mm (V)
Pixel Pitch	0.196mm × 0.196mm
Display Colors	Black, White, Red
Supply Voltage (VDD)	2.5V – 3.6V (3.3V typical)
Logic I/O Voltage (VDDIO)	Same as VDD
Interface	24-pin FPC, 0.5mm pitch; SPI (SCL, SDA, CSB, DC, BUSY_N, RST_N)
Operating Temperature	0°C to +40°C (45–70% RH)
Storage Temperature	0°C to +40°C (max 5 years)
Deep Sleep Current	< 3 μA
Update Current (Typical)	5 mA during refresh
Refresh Power Consumption	≤ 150 mAs per update at 25°C
Contrast Ratio	15:1 typical
White State Reflectance	35% typical
White State L (Typical)	* 65
Black State L (Typical)	* 13
Red State L (Typical)	* 28; a*: 40
Driver IC	UC8253C with integrated gate/source buffers, DC-DC, LUT, SRAM, and timing control

Rigorous Reliability Validation

Certified for industrial deployment through comprehensive environmental testing:

Test	Condition	Duration	Standard
Temperature Cycling	-25°C ↔ +60°C	50 cycles	IEC 60068-2-14
High-Humidity Operation	+40°C, 90% RH	168 hrs	IEC 60068-2-30
Mechanical Vibration	1.04G, 20-200Hz	3 axes	ISTA Procedure
Drop Resistance	100cm height	10 impacts	ISTA 3A
UV Resistance	765W/m² @ 40°C	168 hrs	MIL-STD-810G
ESD Protection	±250V (Machine Model)	Multiple	IEC 62179

Applications

Electronic Shelf Labels (ESL) and dynamic pricing systems
Industrial asset and inventory tracking tags
Portable medical monitors and diagnostic devices
Smart agriculture and environmental sensor displays
Public transportation and information kiosks
Low-power digital signage and retail promotions

Customization & Technical Support
JicTech offers flexible small to medium batch customization, including:

Firmware & Waveform: Custom LUT development, partial update modes, temperature compensation
Hardware Adaptation: FPC length, connector type, pinout reconfiguration
Optical Tuning: Anti-glare level adjustment, reflectance optimization
Mechanical Modifications: Bezel design, mounting holes, thickness variations
Environmental Hardening: Extended temperature operation, humidity protection, conformal coating
Programming & Labeling: OTP initialization, barcode/QR labeling, packaging customization

Reliability & Testing
The module is subjected to rigorous environmental and reliability tests:

High/Low Temperature Operation: 0°C to +40°C
Storage Tests: -25°C to +50°C under varying humidity
Thermal Cycling: -25°C ↔ +60°C, 50 cycles
Mechanical Tests: Vibration (1.04G, 20–200Hz) and drop impact (100 cm)
UV Exposure Resistance: 765 W/m² for 168 hours
ESD Protection: Machine model ±250V
Lifetime Rating: 5 years under 25°C / 60% RH operating assumptions

Why Choose JicTech?
JicTech specializes in the design and manufacture of high-quality, energy-efficient display solutions. With deep expertise in E-Paper technology and a customer-centric approach, we provide comprehensive support from product selection and customization to integration and after-sales service. Our commitment to innovation, reliability, and flexibility ensures that your display application performs flawlessly in real-world conditions.