ROHM KD3003-DC72A Technical data

A

Thick film thermal printhead (with thermal historical control)

KD3003-DC72A

DC72 series has our ow n intern ally 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 f or this series. It is p ossible to pri nt with super high sp eed of 10 inches / s o r 250
mm / s.

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

3) New partial glaze construction makes it compatibl e with the th ermal transfer application .

zDimensions (Unit : mm)

(4.844)

Max.45

Max.36

(3)

#2

#1

CONNECTOR A

91

81.312(Effective Print Width)

Dot #960

#20

#19

Dot #1

#6

CONNECTOR B

LABEL

#1

Max.φ20

Max.5.5

6.1±0.4

(5)

φ3H10 Length 4 (Effective Depth 3)

0.5

±

(20.8)

25

Max.12

φ3H10 (Effective Depth 3)

3-M3(Effective Depth 3)

20.656±0.2

40±0.3

20±0.3

20.5±0.360.5±0.3

DOT #960

7.3±0.3

17.8±0.2

15.3±0.3

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c

○

2009 ROHM Co., Ltd. All rights reserved.

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2009.01 - Rev.

A

C

CONNECTOR BCONNECTOR A

KD3003-DC72A Data Sheet

zEquivalent circuit

GND

N.C.

/ STB2

/ STB1

V

H

V

DD

220µF

35V

0.1µF
50V

DOT #960

#960 #449

DOT #1

#448 #1

/ RESET

CLKIN2

DI2

DO2

LKOUT2

CLKIN1

DI1

DO1

/ LOAD
START

INC

SEL2
SEL1

TM
TM

CONNECTOR

DI No.

DI2
DI1

zPin assignments

DOT No.
960 to 513
512 to 1

SHIFT

REGISTER

/ STB No.

LATCH REGISTER

To Each IC

THERMISTOR
30kΩ B : 3950K

/ STB2
/ STB1

DOT No.
960 to 513
512 to 1

Fig.1

SHIFT

REGISTER

CLK No.

CLKIN2
CLKIN1

DOT No.
960 to 513
512 to 1

CircuitNo.
1V
2
3
4
5
6
7
8
9

10

DD

V

DD

SEL2
SEL1

CLKIN2 (CP)

NC
DI2
DI1
INC

/ LOAD

No.

11
12
13
14
15
16
17
18
19
20

Circuit

/ RESET

START

DO1
DO2

TM

TM
/ STB2
/ STB1

CLKOUT2

CLKIN1

CircuitNo.

1V

H

(COM)

2

V

H

(COM)

3

V

H

(COM)
4
5
6

GND

GND

GND

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c

○

2009 ROHM Co., Ltd. All rights reserved.

2/3

2009.01 - Rev.