KF2002-GM50A printheads thick film thermal printhead (with thermal historical control) KF2002-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 convertional 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 250mm / 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 56 (effective print width) (4.5) 0 0.2 17.8 0.2 15.3 0.3 7.3 0.3 55.5 0.3 56 0.3 55 0.3 28 0.3 65 (20.8) 25 0.5 dot #448 (3) 20 dot #1 max.45 dot #448 max.5.5 max.36 6.10.4 (5) label f3h10 length 4 (effective depth 3) 3-m3(effective depth 3) 3h10 (effective depth 3) #1 #4 #20 #19 connector b #1 #2 connector a
KF2002-GM50A printheads ! ! ! ! equivalent circuit v h (com) latch register thermistor 30k ? b: 3950 to each ic di, stb division dot no. correspondence v dd (+5) gnd / reset clk (cp) di d0 / load / stb2 / stb1 start inc tm tm sel2 sel1 dot # 448 dot # 1 di no. di 448 1 dot no. 448 193 192 1 / stb no. / stb2 / stb1 dot no. 220 f 35v 0.1 f 50v ! ! ! ! pin assignments / reset start do nc tm tm / stb 2 / stb 1 nc nc v h (com) v h (com) gnd gnd 11 12 13 14 15 16 17 18 19 20 no. circuit no. 1 2 3 4 circuit v dd v dd sel2 sel1 clk (cp) nc di nc inc / load no. 1 2 3 4 5 6 7 8 9 10 circuit connector a connector b
KF2002-GM50A printheads ! ! ! ! characteristics parameter ? rave v h p o 56 0.125 448 550 24 0.929 0.490 0.238 448 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 0.00 0.05 scanning line time (ms/line) fig.3 maximum energy curve maximum energy (mj/dot) 0 0.4 0.2 0.8 1.0 0.6 1.2 1.4 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0.0 level1 level2 level3 level4 level5 level6
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