BC4004A Datasheet, PDF (1/1 Pages) Bolymin, Inc – COB with metal frame 5x7 dots with cursor

BO LYMIN
BC4004A
Feature
1. COB with metal frame
2. 5x7 dots with cursor
3. Built-in controller KS0066 or equivalent
4. + 5V single power supply
5. 1/16 duty cycle
6. LED B/L pins: 17/18, or A/K, or 13/14
7. Option: LED, EL B/L
8. Option: +3V single power supply
9. Option: negative voltage (built-in, external)
Mechanical Data
Item
Module Dimension
Viewing Area
Dot Size
Character Size
Standard Value Unit
190.0 x 54.0 ^mm
147.0 x 29.5 ^mm
0.5 x 0.55 ^mm
2.78 x 4.89 mm
Pin Assignment
Pin Symbol
1~8 DB7~0
9 _E1
10 R/W
11 RS
12 Vo
13 Vss
14 _Vdd
15 E2
16 NC/Vee
17 A
18 K
Function
Data bus line
H --> L enable signal ic1
H/L read/write
register select
contrast adjustment
GND
+5V(+3V option)
H --> L enable signal ic2
NC/Negative voltage output
Power supply for B/L (+)
Power supply for B/L (GND)
Dimension
Electronic Characteristics
Item
Symbol Condition
Typical
Value
Unit
Input Voltage Vdd Vdd = +5V 5.0 V
Supply Current Idd Vdd = +5V 3.0 mA
LCD Driving
Voltage
Vdd-Vo
25 ^oC
4.5 V
LED Forward
Voltage
Vf
25 ^oC
4.2 _V
LED Forward
Current
If
25 ^oC 600 mA
EL Power
Voltage
Vel ^{Vel=110Vac/400Hz V}