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UCS5903

ICdemi
Part Number UCS5903
Manufacturer ICdemi
Description Full-color point source LED driver IC
Published Sep 13, 2015
Detailed Description 13480836474 www.icdemi.com LED UCS5903 LED , CMOS , 32 ,、 、。 (DATA CLK),, 。, 。 、、 、、。 DIP−14 SOP−14 。 z 4.5...
Datasheet PDF File UCS5903 PDF File

UCS5903
UCS5903



Overview
13480836474 www.
icdemi.
com LED UCS5903 LED , CMOS , 32 ,、 、。 (DATA CLK),, 。, 。 、、 、、。 DIP−14 SOP−14 。 z 4.
5V~ 7.
5V; LDO,4.
5V ; z , , 18 ~ 45 mA; z UCS5903 UCS5903A UCS5903G。 UCS5903A 32 , 。 UCS5903G , 。 1 MHz, 256 ; z (1.
2 MHz) FREE -RUN ,; z 20 MHz; z ,1 MHz 1000 ; z LED 12 V, 3 LED; z ,,IC OUT1/OUT2(17.
5mA);OUT3(17mA) z ; z ; z 。 DIP14 SOP14 DIN CIN OUT1 FB1 OUT2 FB2 OUT3 DOUT COUT MODE GND VOUT VCC FB3 1 2 3 () DIN CIN OUT1 , , RGB () V.
1.
0 1 9 () 4 5 6 7 8 9 FB1 OUT2 FB2 OUT3 FB3 VCC 10 VOUT 11 GND 12 MODE 13 COUT 14 DOUT LED LED 1 () 13480836474 www.
icdemi.
com RGB () RGB () ,4.
5~ 7.
5 V 。 VCC > 4.
5 V ,4.
5 V ;VCC < 4.
5 V ,VOUT = VCC 。 0.
1 µF。 MODE = 1,;MODE = 0,。 。 VCC VLED FCLK IO−max.
∆IO PD TOPT TSTG 4.
5~ 9 3~ 12 20 60 < 3 %, < 5 % < 400 −25~ +85 −55~ +125 V V MHz mA % mW ℃ ℃ VCC VOUT 4.
5 ~ 7.
5 4.
5 ± 0.
3 % V V V.
1.
0 29 () 13480836474 www.
icdemi.
com VIN FCLK TCLK−H TCLK−L TSETUP THOLD PD TOPT −0.
4~VOUT + 0.
4 0~ 15 > 30 > 30 > 10 >5 < 350 −25 ~ +85 V MHz ns ns ns ns mW ℃ 2 (TA = 25 ℃,VCC = 5 V) PWM TR TF TTHH TTHL TPD TCO TON−min.
TON TOFF VCC = 5 V CL = 3 0 pF,RL = 1 kΩ CL = 3 0 pF,RL = 1 kΩ IOUT = 2 0 mA IOUT = 2 0 mA <500 <400 <15 <15 <12 <12 200 <80 <80 ns ns ns ns ns 3 (TA = −25~ +70 ℃,VSS = 0 V) VDD VIH VIL -- 0.
7 VDD -- 5 --- -VDD 0.
3 VDD V V V ---- V.
1.
0 39 1 13480836474 www.
icdemi.
com 2 CIN DIN 1) 32 “0”,,, CIN ; 2) LED ,“1” RGB 5 ; 3) ,,。 V.
1.
0 49 13480836474 1 () VDD (4.
5 ~ 7.
5V) RGB www.
icdemi.
com RGB DIN CIN GND VCC OUT1 OUT2 OUT3 UCS5903 MODE VOUT FB1 FB2 FB3 GND DOUT COUT 104 DIN VCC OUT1 OUT2 OUT3 DOUT CIN UCS5903 COUT MODE VOUT FB1 FB2 FB3 GND 104 104 , OUT1/OUT2(17.
5mA) /,OUT3(17mA)。:,/。 2 :VDD 12 V ,IC。 VDD (12V) 1 kΩ VCC 5.
1V GND 39 39 10 10 10 10Ω 39 39 10 10 10 10Ω DIN CIN VCC OUT1 OUT2 OUT3 DOUT UCS5903 COUT MODE VOUT FB1 FB2 FB3 GND 104 ...



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