KF2003-GM50A printhead thick film thermal printhead (with thermal historical control) KF2003-GM50A gm50 series is the new product that newly added the future history control and driver lsi which has the function of thermal historical control, to gl50 series which is employing the conventional thick-film fast response thermal element. ! ! ! ! applications high speed label printer high speed bar code printer high speed ticket printer various high speed terminal printers ! ! ! ! features 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 250 mm / s. 2) 150km life realized by attributing durable new protection film. 3) new partial glaze construction makes it compatible with the thermal transfer application. 4) market-proven g-series printhead construction ensures high reliability. ! ! ! ! external dimensions (units : mm) max.12 80(effective print width) 200.2 17.80.2 (20.8) 250.5 dot #640 400.3 200.3 20.50.3 60.50.3 15.30.3 7.30.3 91 (3) 20 dot #1 max.45 dot #640 max.5.5 max.36 6.1 0.4 (5) label 3h10 (effective depth 3) 3-m3(effective depth 3) 3h10 length 4 (effective depth 3) #1 #6 #20 #19 connector b #1 #2 connector a
KF2003-GM50A printhead ! ! ! ! equivalent circuit v h (com) latch register thermistor 30k ? b : 3950 to each ic di,stb division dot no. correspondence fig.1 gnd v dd (+5) / reset clkin2 di1 do1 clkout2 di2 clkin1 do2 / load / stb2 / stb1 start inc sel2 tm sel1 tm dot #640 dot #1 di no. di2 640~385 384~ 1 di1 dot no. / stb no. / stb2 640~385 384~ 1 / stb1 dot no. clk no. clkin2 640~385 384~ 1 clkin1 dot no. 220 f 35v 0.1 f 50v ! ! ! ! pin assignments 1v dd v dd sel2 sel1 clkin2 (cp) nc di2 di1 inc / load / reset start do1 do2 tm tm / stb2 / stb1 clkout2 clkin1 2 3 4 5 6 7 8 9 10 18 19 20 11 12 13 14 15 16 17 circuit no. 1v h (com) v h (com) v h (com) gnd gnd gnd 2 3 4 5 6 circuit no. no. circuit connector b connector a
KF2003-GM50A printhead ! ! ! ! characteristics parameter ? rave v h p o 80 0.125 640 550 24 0.897 0.49 0.246 640 8 20.0 ? ? slt t on ? ? mm mm dots ? v w/dot ms ms dots mhz mm ? 150/(1 10 8 ) 5~45 ? ? km/pulses c effective printing width symbol typical unit average resistance value dot pitch total dot number pulse width maximum number of dots energized simultaneously maximum clock frequency maximum roller diameter running life / pulse life operating temperature applied power applied voltage print cycle ! ! ! ! data sheets energy (mj/dot) fig.2 representative density curve optical density slt : 0.82ms/line 0.40 0.30 0.35 0.20 0.25 0.10 0.15 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0.00 0.05 scanning line time (ms/line) fig.3 maximum energy curve maximum energy (mj/dot) 0 0.4 0.2 0.8 0.6 1.0 1.2 1.4 1.0 0.8 0.9 0.6 0.7 0.4 0.5 0.2 0.3 0.1 0.0 level6 level5 level4 level3 level1 level2
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