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ACT88326VA датащи(PDF) 6 Page - Active-Semi, Inc |
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ACT88326VA датащи(HTML) 6 Page - Active-Semi, Inc |
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6 / 41 page ![]() ACT88326VA Rev 1.0, 29-May-2018 Innovative PowerTM www.active-semi.com ActiveSwitcherTM is a trademark of Active-Semi. Copyright © 2018 Active-Semi, Inc 6 PIN DESCRIPTIONS PIN NAME DESCRIPTION A1 FB_B3 Feedback for Buck3 Regulator. Connect directly to the Buck3 output capacitor. B1 LDO1 Output for LDO1 Regulator C1 AVIN Dedicated VIN Power Input for LDO1 & LDO2 Regulators and Analog VIN Input D1 LDO2 Output for LDO2 Regulator E1 nPB Multi-purpose push-button input used to start the IC. This is the PWREN pin on the ACT88325. F1 FB_B2 Feedback for Buck2 Regulator. Connect directly to the Buck2 output capacitor. A2, B2 VIN_B3 Dedicated Buck3 VIN Power Input. Connect the Buck3 input caps directly to these pins C2 LSG Load Switch Gate Driver Output D2, E2, F2 VIN_B2 Dedicated Buck2 VIN Power Input. Connect the Buck2 input caps directly to these pins. A3, A4 SW_B3 Switch Pin for Buck3 Regulator D3, E3, F3 SW_B2 Switch Pin for Buck2 Regulator D4, E4, F4 PGND12 Power Ground for Buck1 and Buck2. Connect the Buck1 and Buck2 input caps directly to these pins. A5 PGND3 Power Ground for Buck3. Connect the Buck3 input caps directly to these pins. D5, E5, F5 SW_B1 Switch Pin for Buck1 Regulator A6 AGND Analog Ground B6 GPIO3 / nIRQ General Purpose I/O Port 3. Typically configured as an interrupt (IRQ) open drain output. C6 GPIO2 General Purpose I/O Port 2. Can be configured for several different functions. D6, E6, F6 VIN_B1 Dedicated Buck1 VIN Power Input. Connect the Buck1 input caps directly to these pins. A7 SDA I2C Data Input and Output B7 SCL I2C Clock Input C7 GPIO1 / DVS General Purpose I/O Port 1. Typically configured as a dynamic voltage scaling input or voltage select input. D7 GPIO4 / nRESET General Purpose I/O Port 4. Typically configured as an nRESET open drain output E7 VIN_IO Digital Input Reference Voltage Input F7 FB_B1 Feedback for Buck1 Regulator. Connect directly to the Buck1 output capacitor. |
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