KF2004-GF84A Datasheet, PDF (3/4 Pages) Rohm – Compact low voltage thick film thermal printhead (8dots / mm)

Printheads
!Timing chart
CLOCK (CLK)
DATA IN (DI)
"High":BLACK
"Low" :WHITE
DATA OUT (DO)
"High":BLACK
"Low" :WHITE
LATCH (LAT)
"High":HOLD
"Low" :THROUGH
STROBE (STB)
AEO
KF2004-GF84A
tw CLK
t setup DI
t hold DI
td DO
t setup LAT
t hold LAT
tw LAT t setup STB
DRIVER OUT
tdo
tdo
Fig.2
!Characteristics
Parameter
Symbol
Effective printing width
−
Dot pitch
−
Total dot number
−
Average resistance value
Rave
Applied voltage
VH
Applied power
PO
Print cycle
SLT
Pulse width
TON
Maximum number of dots energized simultaneously −
Maximum clock frequency
−
Maximum roller diameter
−
Running life / pulse life
−
Operating temperature
−
Typical
72
0.125
832
176
7.2
0.24
1.25
0.55
64
8
φ14.0
100/2×10⁸
0~50
Unit
mm
mm
dots
Ω
V
W/dot
ms
ms
dots
MHz
mm
km/pulses
°C
3/4