8x2 LCD Display Modules COB type | BC0802A
Model No. BC0802A
- Character LCD 8x2
- COB with metal frame
- 5*7 dots with cursor
- Built-in controller ST7066 or equivalent
- +5V single power supply
- 1/16 duty cycle
- LED B/L pins: A/K, or 1/2, or 15/16
- Option: LED, EL, B/L
數量
Description
BC0802A is 8x2 characters LCD Module (LCM) made using Chip on Board (COB) method and comes with metal frame. Module dimension of BC0802A is (58.0x32.0) mm and viewing area is (38.0x16.0) mm. It has built-in controller ST7066 (or equivalent) that provides different language options, English, Japanese, Chinese, Western & Eastern European, Russian etc. It is available without backlight or with LED, EL backlight options. BC0802A LCD module is available in gray, yellow/green and blue LCD color.
Specification
Features
| Item | Dimension | Unit |
| Module dimension | 58.0 × 32.0 | mm |
| View Area(AA) | 38.0 × 16.0 | mm |
| Dot size | 0.545 × 0.645 | mm |
| Character Size | 2.945 x 5.545 | mm |
Electrical Characteristics (Ta=25±2°C)
| Item | Symbol | Condition | Typical Value | Unit |
| Input Voltage | Vdd | Vdd = +5V | 5.0 | V |
| Supply Current | Idd | Vdd = +5V | 1.5 | mA |
| LCD Driving Voltage | Vdd-Vo | 25°C | 4.3 | V |
LED Forward Voltage (yellow-green) | Vf | 25°C | 4.2 | V |
| LED Forward Current | If | 25°C | 70 | mA |
| EL Power Current | Vel | Vel = 110Vac/400Hz | V | |
Interface
| Pin | Symbol | Function |
|---|---|---|
| 1 | Vss | GND |
| 2 | Vdd | +5V (+3V option) |
| 3 | Vo | Contrast adjustment |
| 4 | RS | H/L register select signal |
| 5 | R/W | H/L read/write signal |
| 6 | E | H --> L enable signal |
| 7~14 | DB0~7 | H/L data bus line |
| 15 | A | Power supply for B/L (+) |
| 16 | K | Power supply for B/L (GND) |