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PV88090 Fiches technique(PDF) 7 Page - Dialog Semiconductor |
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PV88090 Fiches technique(HTML) 7 Page - Dialog Semiconductor |
7 / 42 page PV88090 High Efficiency 3-Channel Buck Converter with dual LDO Datasheet Revision 1.0 10-Dec-2017 CFR0011-120-00 7 of 42 © 2017 Dialog Semiconductor 3 Block Diagram PV88090 BUCK2 BUCK3 VBUCK1 1V/1.2 V (9.5 A) VBUCK3 1.5V (2A) LDO2 1.8 V (250 mA) LDO1 1.05/1.2V (450 mA) VBUCK2 1.2/1.8/2.5/3.3V (2A) LDO2 VDLDO2 VDD3 VDD1 VDD2 LDO1 Vin 3.3V VDDIO DVDD 1.5V VDLDO1 DVDD LDO CORE VDD SOC BUCK1 Figure 2: Block Diagram 4 Pinout Table 1: Pin Description Pin No. Pin Name Type (Table 2) Description 1 VDD2 PWR Supply voltage for Buck2 To be connected to VDD after input capacitor 2 VSS12 GND Ground voltage for Buck2 and Buck1 phase1 3 VDD1 PWR Supply voltage Buck1 To be connected to VDD after input capacitor 4 VSS13 GND Ground voltage for Buck3 and Buck1 phase2 5 VDD3 PWR Supply voltage for Buck3 To be connected to VDD after input capacitor 6 ADDRSEL DI I2C alternate address offset select 7 OTPSEL DI OTP page select (high end / low end) 8 VDLDO1 PWR Supply voltage for LDO1 9 VDLDO1 PWR Supply voltage for LDO1 10 LDO1 AO LDO1 output 11 VDLDO2 PWR Supply voltage for LDO2 |
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