YMC2002SB-X02 20x2 COB Character LCD Module Monochrome STN Blue
Negative 7066 IC 5V
This industrial grade 20x2 character LCD module adopts advanced COB
(Chip On Board) packaging design, STN blue negative transmissive
display mode (white dots on blue background) with high contrast
monochrome effect, driven by professional 7066 driver IC. It
features 5.0V DC logic supply voltage, 20(characters)×2(line)
standard display format, 8-bit parallel interface, 1/16 Duty & 1/5
Bias driving method and 6 O'clock viewing direction. Equipped with
white LED backlight (IF=45mA, VF=4.8~5.2V), it has excellent wide
temperature adaptability (-20~70℃ operating, -30~80℃ storage) and
compact module dimension (146.00mm(W)×43.00mm(H)×13.3mm(T)). With
reliable ESD protection and strict quality control, it is widely
applied in industrial control, measuring instruments, smart home
appliances, embedded systems and various monochrome display
scenarios requiring stable performance.
Product Specifications
| Display Type | Monochrome COB Character LCD Module (STN/Blue, Negative,
Transmissive) |
| Part No. | 2002B |
| Model No. | YMC2002SB-X02 |
| Display Format | 20(characters) × 2(line) |
| Display Effect | White Dots on Blue Background |
| Driver IC | 7066 |
| Connection Type | COB (Chip On Board) |
| Interface Type | 8-bit Parallel Interface |
| Pin Function (Key Pins) | RS (Data/Instruction Control), R/W (Read/Write Control), E
(Enable), DB0~DB7 (Data Pins), VDD (Logic Supply), VO (LCD Driving) |
| Logic Supply Voltage (VDD) | 5.0V DC (Typ.), 4.8~5.2V (Range) |
| LCD Driving Voltage (V0/VOUT) | Max. 14.5V DC |
| Driving Method | 1/16 Duty, 1/5 Bias |
| Operating Temperature | -20℃ ~ +70℃ |
| Storage Temperature | -30℃ ~ +80℃ |
| Viewing Direction | 6 O'clock |
| Backlight Type & Parameter | White LED (IF=45mA, VF=4.8~5.2V, Luminous: 100~150 cd/m²) |
| Module Dimension | 146.00mm(W) × 43.00mm(H) × 13.3mm(T) |
| Viewing Area (V/A) | 122.00mm(W) × 23.00mm(H) |
| Effective Display Area (A/A) | 118.84mm(W) × 18.97mm(H) |
| Dot Size | 0.92mm(W) × 1.10mm(H) |
| Dot Pitch | 0.98mm(W) × 1.16mm(H) |
| Static Electricity Protection | Grounding required during handling; ESD tested (Contact: ±1~5kV,
Air: ±1~8kV) |
Product Features
- 20×2 character COB packaging design, STN blue negative transmissive
display, white dots on blue background for clear readability in
various environments
- Professional 7066 driver IC, 1/16 Duty & 1/5 Bias driving method,
strong anti-interference and stable long-term operation performance
- 8-bit parallel interface, standard control logic (RS/R/W/E), high
compatibility with mainstream embedded control systems and MCUs
- Stable 5.0V logic supply voltage (4.8~5.2V range), matching
industrial standard power supply specifications for easy system
integration
- 6 O'clock optimized viewing direction, no visual distortion,
perfect for front-facing operation and observation scenarios
- High-brightness white LED backlight (100~150 cd/m²), 45mA forward
current, uniform illumination suitable for low-light working
environments
- Excellent wide temperature adaptability (-20~70℃ operating, -30~80℃
storage), reliable performance in harsh industrial conditions
- Precise mechanical dimensions (146×43×13.3mm) with detailed dot
size/dot pitch parameters, ensuring consistent product assembly and
stable quality
- Strict ESD protection design, requiring grounding during handling
to avoid static damage, extending product service life
- Compliant with strict quality standards (MIL-STD-105E sampling
plan), passing high temperature, low temperature, humidity and
vibration reliability tests
- COB chip-on-board structural design, high structural reliability,
anti-vibration and anti-fall, suitable for industrial long-term use
Product Applications
- Industrial control equipment and intelligent operation control
panels
- Portable measuring instruments and precision electronic test meters
- Smart home appliance control panels and character display screens
- Embedded system display modules and IoT terminal control devices
- Automotive electronic auxiliary display components and
vehicle-mounted small character displays
- Medical portable devices and health monitoring equipment with small
display
- Handheld consumer electronics and battery-powered character display
products
- Office equipment and small instrument display interfaces
- Smart sensor terminals and industrial data acquisition equipment
- DIY electronic projects and embedded development kits
Our Factory
Payment and Shipping
Company Profile
Shenzhen Yingzhanying Technology Co., Ltd. was founded in January
2018 and is located in Shenzhen, China—a global hub of the
electronics industry. Its predecessor is Shenzhen Shengyuan
Optoelectronics Co., Ltd., established in 2013. The company has
always been committed to custom services, R&D, sales and
after-sales services in the optoelectronic display industry.
The company's products include Liquid Crystal Display (LCD) modules
(LCM), touch modules, LCD panels, FPC (Flexible Printed Circuit)
boards and various optoelectronic materials. These products are
widely used in industrial control, medical equipment, handheld
devices, instruments and meters, automotive electronics, digital
wearables, household appliances, financial services and other
fields, making it a supplier to many well-known clients worldwide.
Frequently Asked Questions
1. How do you control product quality?
Each item undergoes strict testing before shipping to ensure
reliability and performance, following MIL-STD-105E sampling plan
and passing multiple reliability tests.
2. Do you supply samples?
Yes, we provide samples for evaluation.
3. What is the delivery time?
Typically 7 working days after payment confirmation.
4. What is the minimum order quantity?
1 piece minimum order quantity.
5. What if we receive missing or defective items?
Please contact us immediately, and we will investigate to provide
the best solution promptly.
6. What are your main products?
Comprehensive range including, LCD modules, touch modules, LCD
panels, FPC boards and various optoelectronic materials for
industrial control, medical equipment and smart devices.
7. What payment methods do you accept?
We accept T/T (Telegraphic Transfer) payments.
8. What shipping methods do you offer?
DHL and China Post shipping services available.
COG12864M1 STN Blue Film COG Dot Matrix LCD 128x64 Serial/Parallel ST7567A
