ROHM KD2008

KD2008-CF10A
Printheads
For Gaming Equipment, ATMs : CF, CG series
KD2008-CF10A
zApplications
Plain-paper printers
Low speed ticket vendors
Measuring terminal printers
zFeatures
Utilizing the ideal element structure for each model (CF series: 100mm/s, CG series: 150mm/s) ensures perfect print
quality and efficient energy consumption. In addition, the units feature a high-frequency clock, enabling advance control.
zDimensions (Unit : mm)
230.5±0.3 (HEATSINK WIDTH)
230 (SUBSTRATE WIDTH)
216 (EFFECTIVE PRINT WIDTH)
Dot #1728
Dot #1
2.6±0.1
MAX.20.1
CL
RESIN COATING FOR PROTECTION IC
No.15
No.1
No.1
No.15
CONNECTOR.B
(10.2)
5.1±0.2
CONNECTOR.A
5±0.2
220.5±0.2
2-M3 (EFFECTIVE DEPTH 3)
CENTER OF HEAT ELEMENT
Rev.A
1/4
KD2008-CF10A
Printheads
zEquivalent circuit
DOT #1728
DOT #1
VH
VH
GND
1728
1297
1296
865
864
433
432
GND
1
Vdd
Vdd
/STB4
/STB1
/STB3
/STB2
LATCH RESISTER
DI1
DI2
SHIFT
RESISTER
SHIFT
RESISTER
DO1
/LAT
DO2
CLK
TM
TM
THERMISTOR
30kΩ B:3950K
CONNECTOR B
/STB
/LAT
CLK
DI
DO
TM
CONNECTOR A
: STROBE(LOW ACTIVE)
: LATCH (LOW ACTIVE)
: CLOCK
: DATA IN
: DATA OUT
: THERMISTOR
DI No.
Dot No.
Dots/DI
STB No.
Dot No.
Dots/STB.
DI 1
1728 to 865
864
1
1 to 432
432
DI 2
864 to 1
864
2
433 to 864
432
3
865 to 1296
432
4
1297 to 1728
432
Rev.A
2/4
KD2008-CF10A
Printheads
zPin assignments
CONNECTOR B
CONNECTOR A
No.
Circuit
No.
Circuit
1
GND
1
VH
2
GND
2
VH
3
GND
3
VH
4
GND
4
VH
5
TM
5
DI2
6
VDD
6
DO2
7
/STB3
7
/LAT
8
/STB4
8
/STB1
9
CLK
9
/STB2
10
DI1
10
VDD
11
DO1
11
TM
12
VH
12
GND
13
VH
13
GND
14
VH
14
GND
15
VH
15
GND
zTiming chart
tw CLK
CLK
(CLOCK)
t setup DI
t hold DI
DI(DATA IN)
"High":BLACK
"LOW" :WHITE
td DO
DO (DATA OUT)
min.30μsec* (Vdd=3.3V)
"High":BLACK
min.15 μsec* (Vdd=5.0V)
"LOW" :WHITE
t setup LAT
t hold LAT
/LAT
(LATCH)
"High": HOLD
"LOW" : THROUGH
tw LAT
t setup STB
/STB
(STROBE)
t do
t do
DRIVER
OUT
*If delay time for Driver Out can not be secured enough, there is a possibility that VH would
greatly. Please design the circuit so that VH does not exceed peak voltage
Rev.A
3/4
KD2008-CF10A
Printheads
zCharacteristics
Symbol
Parameter
Typical
Unit
Effective printing width
−
216
mm
Dot pitch
−
0.125
mm
−
1728
dots
Rave
1000
Ω
Applied voltage
VH
24.0
V
Applied power
PO
0.32
W / dot
Print cycle
SLT
1.25
ms
Pulse width
TON
0.50
ms
Maximum number of dots energized simultaneously
−
864
dots
Maximum clock frequency
−
16
MHz
Maximum roller diameter
−
φ20.0
mm
Running life / pulse life
−
50 / 5×107
km / pulses
Operating temperature
−
5 to 45
°C
Total dot number
Average resistance value
zElectrical characteristic curves
0.8
0.8
1.8
Paper : KF50-HDA (OJI)
1.6
0.7
0.7
1.4
0.5
0.4
0.3
0.2
0.6
ENERGY (mJ/dot)
OPTICAL DENSITY
0.6
ENERGY (mJ/dot)
SLT : 1.25ms/line
1.2
1.0
0.8
0.6
1
2
3
4
5
SCANNING LINE TIME (ms/line)
0.0
0.00
0.05
0.10
0.15
0.20
0.25
0.30
ENERGY (mJ/dot)
Fig.1 Adaptive speed chart
0.3
0.1
0.2
0
0
0.4
0.2
0.4
0.1
0.5
Fig.2 Representative density curve
0
0
1
2
3
4
5
SCANNING LINE TIME (ms/line)
Fig.3 Maximum energy curve
180
160
RESISTANCE : (kΩ)
140
120
100
80
60
40
20
0
−20 −10
0
10
20
30
40
50
60
70
TEMPERATURE : (°C)
Fig.4 Thermistor curve
Rev.A
4/4
Appendix
Notes
No technical content pages of this document may be reproduced in any form or transmitted by any
means without prior permission of ROHM CO.,LTD.
The contents described herein are subject to change without notice. The specifications for the
product described in this document are for reference only. Upon actual use, therefore, please request
that specifications to be separately delivered.
Application circuit diagrams and circuit constants contained herein are shown as examples of standard
use and operation. Please pay careful attention to the peripheral conditions when designing circuits
and deciding upon circuit constants in the set.
Any data, including, but not limited to application circuit diagrams information, described herein
are intended only as illustrations of such devices and not as the specifications for such devices. ROHM
CO.,LTD. disclaims any warranty that any use of such devices shall be free from infringement of any
third party's intellectual property rights or other proprietary rights, and further, assumes no liability of
whatsoever nature in the event of any such infringement, or arising from or connected with or related
to the use of such devices.
Upon the sale of any such devices, other than for buyer's right to use such devices itself, resell or
otherwise dispose of the same, no express or implied right or license to practice or commercially
exploit any intellectual property rights or other proprietary rights owned or controlled by
ROHM CO., LTD. is granted to any such buyer.
Products listed in this document are no antiradiation design.
The products listed in this document are designed to be used with ordinary electronic equipment or devices
(such as audio visual equipment, office-automation equipment, communications devices, electrical
appliances and electronic toys).
Should you intend to use these products with equipment or devices which require an extremely high level
of reliability and the malfunction of which would directly endanger human life (such as medical
instruments, transportation equipment, aerospace machinery, nuclear-reactor controllers, fuel controllers
and other safety devices), please be sure to consult with our sales representative in advance.
It is our top priority to supply products with the utmost quality and reliability. However, there is always a chance
of failure due to unexpected factors. Therefore, please take into account the derating characteristics and allow
for sufficient safety features, such as extra margin, anti-flammability, and fail-safe measures when designing in
order to prevent possible accidents that may result in bodily harm or fire caused by component failure. ROHM
cannot be held responsible for any damages arising from the use of the products under conditions out of the
range of the specifications or due to non-compliance with the NOTES specified in this catalog.
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 © 2007 ROHM CO.,LTD.
THE AMERICAS / EUPOPE / ASIA / JAPAN
Contact us : [email protected] rohm.co. jp
21, Saiin Mizosaki-cho, Ukyo-ku, Kyoto 615-8585, Japan
TEL : +81-75-311-2121
FAX : +81-75-315-0172
Appendix1-Rev2.0