ver: 0.1 aug 15, 2013 tel: 886-3-5788833 http://www.gmt.com.tw 1 G2581 global mixed-mode technology 9-ch level shifters features ? input supply range: 2.6v~5.5v ? protection function ? input under voltage lockout (uvlo) ? thermal overload protection (150c) ? 9-channel level shifter ? +40v highest voltage level ? -30v lowest voltage level ? maximum 700ns rising/falling time ? 500ma peak current ? 20ma continuous current ? gate shading function. ? 32-pin, qfn (5mmx5mm) package ? rohs compliant applications ? lcd monitor panel ? lcd tv panel general description the G2581 is a 9-channel level shifter suitable for tft-lcd row drivers. this device will level shift a dig- ital input signal to an output voltage nearly equal to its output supply voltage. the G2581 has 3 supplies: vin, vgh and vgl1. vin is low voltage supply with a voltage range from 2.6v to 5.5v. vgh is positive high voltage supply with a volt- age range from 7v to 40v. vgl1 is negative high voltage supply with a voltage range from 0v to -30v. cko_1~cko_6 are level shifter outputs with gate shading function. sto and lco_1~lco_2 are level shifter outputs without gate shading function. the G2581 features extensive protection functions that include uvlo, otp. this device operates over the temperature range from -40 c to +85 c. the G2581 is available in a 5mmx5mm, 32-lead qfn package. ordering information order number marking temp. range package (green) G2581qa1u 2581 -40 c~ +85 c qfn5x5-32 note: qa: qfn5x5-32 1: bonding code u: tape & reel pin configurations typical application circuit G2581 qfn5x5-32 1 2 3 4 5 6 18 19 20 21 22 23 30 25 26 27 29 28 9 10 11 12 thermal pad 7 13 14 17 31 8 15 16 24 32 cki_1 lci_1 lci_2 vgl1 sto lco_1 lco_2 vdts xon_b flt_b vgh vgl3 vgl2 vgl3_o vgl2_o cki_2 cki_3 cki_4 cki_5 cki_6 vin gnd dts cko_1 cko_2 cko_3 cko_4 cko_5 cko_6 ro re sti note: recommend connecting the thermal pad to the ground for excellent power dissipation. 10 1f 27 26 23 22 21 5 19 20 2 32 3 4 1 31 30 29 28 9 10 11 12 13 14 8 7 6 sti lci_1 lci_2 cki_1 cki_2 cki_3 cki_4 cki_5 cki_6 cko_6 cko_5 cko_4 cko_3 cko_2 cko_1 lco_1 lco_2 sto from tcon to panel vin vin gnd vdts dts xon_b flt_b flt_b vgh ro re vgl1 vgl1 vgh G2581 vgl2 vgl2 vgl2_o vgl3_o vgl3 vgl3 4.7f 4.7f 4.7f 4.7f 18 vgl3_o vgl2_o 17 16 15 ro re c r 24 25 G2581 qfn5x5-32 1 2 3 4 5 6 18 19 20 21 22 23 30 25 26 27 29 28 9 10 11 12 thermal pad 7 13 14 17 31 8 15 16 24 32 cki_1 lci_1 lci_2 vgl1 sto lco_1 lco_2 vdts xon_b flt_b vgh vgl3 vgl2 vgl3_o vgl2_o cki_2 cki_3 cki_4 cki_5 cki_6 vin gnd dts cko_1 cko_2 cko_3 cko_4 cko_5 cko_6 ro re sti note: recommend connecting the thermal pad to the ground for excellent power dissipation. 10 1f 27 26 23 22 21 5 19 20 2 32 3 4 1 31 30 29 28 9 10 11 12 13 14 8 7 6 sti lci_1 lci_2 cki_1 cki_2 cki_3 cki_4 cki_5 cki_6 cko_6 cko_5 cko_4 cko_3 cko_2 cko_1 lco_1 lco_2 sto from tcon to panel vin vin gnd vdts dts xon_b flt_b flt_b vgh ro re vgl1 vgl1 vgh G2581 vgl2 vgl2 vgl2_o vgl3_o vgl3 vgl3 4.7f 4.7f 4.7f 4.7f 18 vgl3_o vgl2_o 17 16 15 ro re c r 24 25
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