ROHM KD2004-DC72A Technical data

Thick film thermal printhead

(with thermal historical control)

KD2004-DC72A

DC72 series has our own internally developed heat-history control function.
This product is best suited for applications which require 24 hours operation like factory production lines.

zApplications

High speed label printer
High speed bar code printer
High speed ticket printer
Various high speed terminal printers

zFeatures

1) Newly developed thick-film fast response thermal element and driver LSI with the function of thermal history control which is
added the future history control are employed for this series. It is possible to print with super high speed of 10 inches / s or
250mm / s.

2) 150km life realized by attributing durable new protection film.

3) New partial glaze construction makes it compatible with the thermal transfer application.

zDimensions (Unit : mm)

Max.45

Max.36

118

(7)

(3)

#2

#1

104 (Effective Print Width)

Dot #832

CONNECTOR A

Dot #1

#20

#19

CONNECTOR B

LABEL

Max.φ20

Max.5.5

#1#6

6.1±0.4
(5)

Max.12

3-M3 (Effective Depth 3)

(20.8)

25±0.5

φ3H10 Length 4
(Effective Depth 3)

95±0.3

80±0.3

12±0.2

40±0.3

(Effective Depth 3)

(19)

φ3H10

15±0.3

7.3±0.3

17.8±0.2

15.3±0.3

www.rohm.com

1/3

c

○

2009 ROHM Co., Ltd. All rights reserved.

2009.11 - Rev.A

C

Data Sheet KD2004-DC72A

zInner circuit

V

H

GND

V

DD

N.C.

/ STB2

/ STB1

/ RESET

CLKIN2

DI2

DO2

LKOUT2

CLKIN1

DI1

DO1

/ LOAD
START

INC

SEL2
SEL1

TM
TM

100µF×2

35V

0.1µF
50V

DOT #832

#832 #1#448#449

SHIFT

REGISTER

LATCH REGISTER

To Each IC

THERMISTOR
30kΩ B: 3950K

DOT #1

SHIFT

REGISTER

CONNECTOR

DI No.

DI2
DI1

CLK No.

CLKIN2
CLKIN1

DOT No.

832 to 449
448 to 1

DOT No.

832 to 449
448 to 1

/ STB No.

/ STB2
/ STB1

DOT No.
832 to 449
448 to 1

zPin assignments

CONNECTOR A CONNECTOR B

Circuit

/ RESET

START

DO1
DO2

TM

TM
/ STB2
/ STB1

CLKOUT2

CLKIN1

No.
1
2
3
4

CLKIN2 (CP)

5
6
7
8
9

Circuit

V

DD

V

DD

SEL2
SEL1

NC
DI2
DI1
INC

/ LOAD

No.

10

No.

11
12
13
14
15
16
17
18
19
20

1
2
3
4
5
6

Circuit
VH (COM)
V

H

(COM)

V

H

(COM)

GND
GND
GND

www.rohm.com

2/3

c

○

2009 ROHM Co., Ltd. All rights reserved.

2009.11 - Rev.A