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1、 MediaTek Confidential D 1 131 Drawn MediaTek ShenZhen Inc ofSheetDate Rev Document Number Size Title Power LDO Jiu Ni 2008 1 25 MT8222 LDO 2 Power for MT8222 only Always on 1 25 x 1 22 110 1 5V LDO for DRAM Power LDO 5 UP31 HIGH POWER OFF UP31 LOW POWER ON 3 3V to 1 25V Estimated Power consumed A W
2、orks at normal mode 5V to 3 3V Estimated Power consumed A LDO 1 VOUT 0 925X 1 2K 10K 1 11V Switch Regulator Core Power 1 0V VCCK 51K 120K 1 X0 8 1 14V A B C D 54321 D C B A 12345 3 4 5 6 7 8 9 10 11 12 13 3 4 6 7 12 13 10 12 13 6 7 8 13 13 13 10 12 13 10 12 13 10 12 13 3 4 5 6 7 8 9 10 11 12 13 10 1
3、2 13 10 12 13 12V M 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN2 HOLE GND C19 1uF R CAPC1608N HX 1 VIN 2 SW 3 SW1 4 BST 5 ON OFF 6 FB 7 VCC 8 GND U18 MP8708 SOP 8 R856 NS 100 R CAPC1005L HX RT10 R0402 SMD 1 R859 0 R CAPC1005L HX CS7 0 1uF R CAPC1608N HX RM210 R0402 SMD 1 CB6 1uF R CAPC1608N HX CB31 0 1uf
4、 R CAPC1005L HX CB14 0 1uF R CAPC1005L HX 1 2 3 4 5 6 7 8 9 10 11 12 13 14 CON4 CON14 2 5 R152 10 R CAPC1005L HX D36 1N5819 R SOD3717N HX CB15 33NF R CAPC1005L HX RT70 R0402 SMD 1 D6 DIODE CB23 10UF 16V R CAPC2012N HX L1 100 OHM 100MHz R INDC3216N HX RD23 110 1 R0603 SMD R10 R0402 SMD 1 CB4 0 1uF R
5、CAPC1005L HX CED3 220uF 16V MED220UF1 10V RT420 R0402 SMD 1 R267 33K R CAPC1005L HX RT440 R0402 SMD 1 R173 10 R CAPC1005L HX CB19 4 7UF R CAPC1608N HX R858 0 R CAPC1005L HX CB21 10NF R CAPC1005L HX CE18 220uF 16v MED220UF1 10V FB80 R INDC1608N HX CE23 100uF 10v MED220UF1 10V CB32 1uF R CAPC1608N HX
6、RM160 R0402 SMD 1 R27 0 R CAPC2012N HX CE5 220uF 16v MED220UF1 10V CB24 10UF 16V R CAPC2012N HX 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN8 HOLE GND C83 1uF R CAPC1608N HX 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN5 HOLE GND CD27 0 1uF 50V X7R C0603 SMD CB30 1uF R CAPC1608N HX R52 0ohm R CAPC2012N HX C79 1u
7、F R CAPC1608N HX CB33 0 1uf R CAPC1005L HX C84 1uF R CAPC1608N HX R269 51k R CAPC1005L HX L5 10UH 4A IND SHIELD1 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN3 HOLE GND RM150 R0402 SMD 1 1 ADJ GND 2 OUT 3 IN 4 TAB U8AP1117 3 3 R SOT4N 2 30 7 00 HX R57 560 R CAPC2012N HX C82 1uF R CAPC1608N HX CED1 220uF 16
8、V MED220UF1 10V C28 1uF R CAPC1608N HX CB20 390pf R CAPC1005L HX 1 23 Q29 R SOT3N 0 95 2 75 HX 2N3904 R SOT3N 0 95 2 75 HX L2 100 OHM 100MHz R INDC3216N HX CE3 220uF 16v MED220UF1 10V CE887 220uF MED220UF1 10V L71 100 OHM 100MHz R INDC3216N HX CD28 0 1uF 50V X7R C0603 SMD C29 1uF R CAPC1608N HX C18
9、1uF R CAPC1608N HX C14 1uF R CAPC1608N HX CE859 100uF 6 3v MED220UF1 10V L119 FB R INDC1608N HX R59 4100 CB1220 T0 R CAPC2012N HX C20 1uF R CAPC1608N HX R260 10K R CAPC1005L HX CB5 0 1uF R CAPC1005L HX 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN7 HOLE GND CB2 0 1uF R CAPC1005L HX ZD1 3 9V CM64 100PF R CA
10、PC1005L HX CB3 1uF R CAPC1608N HX C3 4 7UF R CAPC1608N HX 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN1 HOLE GND RM220 R0402 SMD 1 CM69 0 1uF R CAPC1005L HX R350 RES3216 CE886 220uF MED220UF1 10V 3 IN 1 ADJ GND 2 OUT UD4 G9084TU3U TO 263 3 SMD CE883 220uF MED220UF1 10V RM140 R0402 SMD 1 CE22 100uF 10v MED
11、220UF1 10V C17 1uF R CAPC1608N HX CB12 390PF R CAPC1005L HX R1696k2 R CAPC1005L HX R266 6 2K R CAPC1005L HX R171 10ohm R CAPC1005L HX RM70 R0402 SMD 1 R857 NS 100 R CAPC1005L HX L117 FB R INDC1608N HX RT430 R0402 SMD 1 CB164 7UF R CAPC1608N HX FB7FB R INDC1608N HX C78 1uF R CAPC1608N HX 1 VIN 2 SW 3
12、 SW1 4 BST 5 ON OFF 6 FB 7 VCC 8 GND U19 MP8708 SOP 8 CB134 7UF R CAPC1608N HX RM41 0 R CAPC1005L HX RM440 R CAPC1005L HX CB22 1uF R CAPC1608N HX R259 20K R CAPC1005L HX R58 3 3K R CAPC2012N HX FB26 10UH IND SMD RM180 R0402 SMD 1 CE6 470uF 16v C470UF10V D6H13 R37 0 R CAPC2012N HX R268 120k R CAPC100
13、5L HX CE1 220uF 16v MED220UF1 10V FB19 10UH IND SMD CE15 100uF 10v MED220UF1 10V CE885 220uF MED220UF1 10V CB11 390PF R CAPC1005L HX R2581K R CAPC1005L HX R280 10K R CAPC1005L HX RM52 100PF R CAPC1005L HX R233 15K R CAPC1005L HX C30 1uF R CAPC1608N HX FB10 FB R INDC1608N HX R167 2K2 R CAPC1005L HX C
14、80 1uF R CAPC1608N HX 1 GND 2 OUT 3 IN 4 IN U10 R SOT4N 2 30 7 00 HX AP1122 R SOT4N 2 30 7 00 HX C81 1uF R CAPC1608N HX R60 nc RES3216 R170 10K R CAPC1005L HX CED4 220uF 16V MED220UF1 10V RM78 100PF R CAPC1005L HX 3 IN 1 ADJ GND 2 OUT U4 G9084TU3U TO 263 3 SMD 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN6
15、 HOLE GND R265 10K R CAPC1005L HX R172 100K R CAPC1005L HX L118 FB BEAD SMD 0805 D351N5819 R SOD3717N HX CD6 100PF R CAPC1005L HX R234 15K R CAPC1005L HX RD24 22 1 R0603 SMD CE884 220uF MED220UF1 10V 1 BS 2 IN 3 SW 4 GND 5 FB 6 COMP 7 EN 8 SS U17 MP1484 SOP 8 2 2 3 3 4 4 5 5 9 9 8 8 7 7 6 6 1 1 HN4
16、HOLE GND CB184 7UF CAP3216 D1 1N4148 RS11 0 R0402 SMD 1 12V M 5VSB AVDD3V3 AVDD1V2 5V M DDRV 24DAMP AVDD3V3 AVDD1V2 5VSB 5VSB DVDD3V3 12V M DDRV 5V M 12V M DVDD3V3 5V M 3V3SB AVDD3V3 AVDD3V3 AVDD1V2 DVDD3V3 5V M DDRV DVDD3V3 DVDD3V3DVDD3V3 12V M 5V M 12V M12V M 24DAMP 5VSB 12V M 5VSB 5V M 3V3SB 12V M 5V M DVDD3V3 VCCK 12V M VCCK 12V M 5VSB 5V M GND 3V3SB 12V M 5VSB BL ON OFF BL ADJUST DVDD3V3 AVDD3V3 AVDD1V2 AVDD3V3 AVDD1V2 5V M GND DDRV 24DAMP OPWRSB BL ADJUST BL ON OFF OPWRSB POWER DVDD3V3 AVD
