BO LYMIN
BG12864A2
Feature
1. COB with metal frame
2. Built-in controller KS107/108
3. +5V single power supply, with built-in negative voltage
4. 1/64 duty cycle
5. Option: Temperature compensation circuit
6. Option: LED edge RGB
7. Option: +3V single power supply
8. Option: External negative voltage
Mechanical Data
Item
Standard Value
Module Dimension
93.0 x 70.0
Viewing Area
72.0 x 40.0
Dot Size
0.48 x 0.48
Dot Pitch
0.52 x 0.52
Pin Assignment
Pin
Symbol
1
2
3
4~11
12
13
14
15
16
17
18
19
20
21
22
Vdd
Vss
Vo
DB0~7
CS1
CS2
/RST
R/W
D/I
E
Vee
A
K(R)
K(G)
K(B)
Unit
mm
mm
mm
mm
Function
+ 5V(+3V option)
GND
Contrast adjustment
Data bus line
Chip select for IC1
Chip select for IC2
Reset
Data read/write
Data/instruction
H -> L Enable signal
Negative voltage output(-4.8V)
Power supply for B/L (+)
Power supply for B/L (GND)
Power supply for B/L (GND)
Power supply for B/L (GND)
93.0±0.5
88.0
77.2
72.0(VA)
66.52(AA)
Electronic Characteristics
Symbol Condition
Typical
Unit
Value
Input Voltage
Vdd Vdd = +5V 5.0
V
Supply Current
Idd
Vdd = +5V 18 mA
LCD Driving
9
Vdd-Vo
V
25
o
C
Voltage
Item
Dimension
7.9
10.5
15.0
2.5
18.38
13.24
9.9
13.12(LED B/L)
9.02
13
A
33.24(AA)
40.0(VA)
70.0±0.5
R
G
B
22
22-Ø1.0 PTH
1.8
P2.54*21=53.34
88.0
1
44.00
8.9
2.5
2.5
65.0
50.2
4-Ø2.5 PTH
4-Ø6.5 PAD
BOLYMIN [ BOLYMIN, INC ]
