BO LYMIN
BC2004B
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: 15/16, or A/K, or 1/2
7. Option: LED, EL B/L
8. Option: +3V single power supply
Mechanical Data
Item
Standard Value
Module Dimension 146.0 x 62.5
Viewing Area
123.5 x 43.0
Dot Size
0.92 x 1.1
Character Size
4.84 x 9.22
Pin Assignment
Pin
Symbol
1
Vss
2
Vdd
3
Vo
4
RS
5
R/W
6
E
7~14 DB0~7
15
A
16
K
17
NC/Vee
18
NC
Dimension
6.0
11.25
13.58
18.0
Unit
mm
mm
mm
mm
Electronic Characteristics
Function
GND
+5V(+3V option)
Contrast adjustment
H/L register select signal
H/L read/write signal
H --> L enable signal
H/L data bus line
Power supply for B/L (+)
Power supply for B/L (GND)
NC/ Negative voltage output
No connection
146.0
±
0.5
134.0
123.5(VA)
118.84(AA)
A
2.5
Symbol Condition
Typical
Unit
Value
Input Voltage
Vdd Vdd = +5V 5.0
V
Supply Current Idd
Vdd = +5V 1.5 mA
LCD Driving
4.2
Vdd-Vo
V
25
o
C
Voltage
LED Forward
4.2
Vf
V
25
o
C
Voltage
LED Forward
If
540 mA
25
o
C
Current
EL Power
Vel
Vel=110Vac/400Hz
V
Voltage
Item
4.75
10.75
13.015
3.5
P2.54*17=43.18
2.0
18-Ø1.0 PTH
18
13.6Max
9.0
0 98
6.0
4.84
62.5
±
0.5
55.0
43.0(VA)
38.47(AA)
A
73.00
139.0
4-Ø2.5 PTH
4-Ø5.0 PTH
6
LED B/L
9.75
9.22
DOT SIZE
SCALE 4/1
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