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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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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2009.01 - Rev.
A
8
1.6
.1
KD3003-DC72A Data Sheet
zCharacteristics
Parameter
Effective printing width
Dot pitch
Total dot number
Average resistance value
Applied voltage
Applied power
Print cycle
Maximum number of dots energized simultaneously
Maximum clock frequency
Maximum roller diameter
Running life / pulse life
Operating temperature
zDat a sheet s
SLT : 0.82ms/line
1.4
1.2
1.0
0.8
0.6
OPTICAL DENSITY
0.4
0.2
0.0
0.00 0.02
ENERGY (mJ/dot)
Fig.2 Representative density curve
0.12 0.14 0.160.08 0.100.04 0.06
0.1
SUPPLY ENERGY (Max.) (mJ/dot)
Symbol Typical Unit
−
−
−
Rave
V
H
PO
SLT
−
−
−
−
−
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.0
0.3 0.50.4 0.70.6 0.8 0.9 1.0 1
SCANNING LINE TIME (ms)
Fig.3 Maximum energy curve
81.312
0.0847
960
1250
24
0.53
0.41
960
8
φ20.0
150/(1×10
5 to 45
Level1
Level2
Level3
Level4
Level5
Level6
8
)
mm
mm
dots
Ω
V
W/dot
ms
dots
MHz
mm
km/pulses
°C
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Appendix
No copying or reproduction of this document, in part or in whole, is permitted without the consent of ROHM
CO.,LTD.
The content specified herein is subject to change for improvement without notice.
The content specified herein is for the purpose of introducing ROHM's products (hereinafter "Products"). If you
wish to use any such Product, please be sure to refer to the specifications, which can be obtained from ROHM
upon request.
Examples of application circuits, circuit constants and any other information contained herein illustrate the
standard usage and operations of the Products. The peripheral conditions must be taken into account
when designing circuits for mass production.
Great care was taken in ensuring the accuracy of the information specified in this document. However, should
you incur any damage arising from any inaccuracy or misprint of such information, ROHM shall bear no re-
sponsibility for such damage.
The technical information specified herein is intended only to show the typical functions of and examples
of application circuits for the Products. ROHM does not grant you, explicitly or implicitly, any license to
use or exercise intellectual property or other rights held by ROHM and other parties. ROHM shall bear no re-
sponsibility whatsoever for any dispute arising from the use of such technical information.
The Products specified in this document are intended to be used with general-use electronic equipment
or devices (such as audio visual equipment, office-automation equipment, communication devices, elec-
tronic appliances and amusement devices).
The Products are not designed to be radiation tolerant.
While ROHM always makes efforts to enhance the quality and reliability of its Products, a Product may fail or
malfunction for a variety of reasons.
Please be sure to implement in your equipment using the Products safety measures to guard against the
possibility of physical injury, fire or any other damage caused in the event of the failure of any Product, such as
derating, redundancy, fire control and fail-safe designs. ROHM shall bear no responsibility whatsoever for your
use of any Product outside of the prescribed scope or not in accordance with the instruction manual.
The Products are not designed or manufactured to be used with any equipment, device or system
which requires an extremely high level of reliability the failure or malfunction of which may result in a direct
threat to human life or create a risk of human injury (such as a medical instrument, transportation equipment,
aerospace machinery, nuclear-reactor controller, fuel-controller or other safety device). ROHM shall bear
no responsibility in any way for use of any of the Products for the above special purposes. If a Product is intend-
ed to be used for any such special purpose, please contact a ROHM sales representative before purchasing.
If you intend to export or ship overseas any Product or technology specified herein that may be controlled under
the Foreign Exchange and the Foreign Trade Law, you will be required to obtain a license or permit under the Law.
Notes
Thank you for your accessing to ROHM product informations.
More detail product informations and catalogs are available, please contact your nearest sales office.
ROHM Customer Support System
www.rohm.com
Copyright © 2009 ROHM Co.,Ltd.
21 Saiin Mizosaki-cho, Ukyo-ku, Kyoto 615-8585, Japan
THE AMERICAS / EUROPE / ASIA / JAPAN
Contact us : webmaster@ rohm.co. jp
TEL : +81-75-311-2121
FAX : +81-75-315-0172
Appendix-Rev4.0
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