KD2002-DC10A Datasheet, PDF (2/4 Pages) Rohm – Thick film thermal printhead (8 dots / mm)

Printheads
zEquivalent circuit
VH
VSF
GND
VDD
DOT #448
L/S
#448
#193
KD2002-DC10A
DOT #1
#192
#1
STB2
STB1
N.C.
/LAT
LATCH REGISTER
CLK
DI2
DO2
DI1
DO1
TM
TM
CONNECTOR
SHIFT
REGISTER
SHIFT
REGISTER
THERMISTOR
30kΩ B: 3950K
VSF : Usually VSF and VH are connected.
When measuring R value of Heat-
element , VSF and VH should be
separated.
DI No.
DI1
DI2
DOT No.
1 to 192
193 to 448
Fig. 1
STB No. DOT No.
STB1
1 to 192
STB2 193 to 448
zPin assignments
CONNECTOR A
No.
Circuit
No.
1
GND
11
2
VSF
12
3
GND
13
4
VDD
14
5
STB2
15
6
CLK
16
7
DI2
17
8
DO2
18
9
STB1
19
10
LAT
20
Circuit
TM
TM
DI1
DO1
N.C.
N.C.
N.C.
N.C.
N.C.
N.C.
CONNECTOR B
No.
Circuit
1
VH
2
VH
3
GND
4
GND
2/3