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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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RT9458WSC датащи(PDF) 2 Page - Richtek Technology Corporation |
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RT9458WSC датащи(HTML) 2 Page - Richtek Technology Corporation |
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2 / 27 page  2 DS9458-02 February 2017 www.richtek.com RT9458 © Copyright 2017 Richtek Technology Corporation. All rights reserved. is a registered trademark of Richtek Technology Corporation. Functional Pin Description Pin No. Pin Name Pin Function A1, A2, A3 VIN Power input. A4 IRQ IRQ output node. Open-drain output, connect a 10k pull up resistor. A5 BATS Feedback voltage input for battery. B1, B2, B3 VMID Connection point between reverse blocking MOSFET and high-side MOSFET. B4 OTG Boost mode control input or current regulation setting for average input current. B5 ISNSIN Charge current sense input. C1, C2, C3 LX Switch node. C4 AGND Analog ground. C5 SCL Clock input for I2C. Open-drain output, connect a 10k pull-up resistor. D1, D2, D3 PGND Power ground for switching charger. D4 BOOT Bootstrap supply for high-side MOSFET. Connect a capacitor between BOOT and LX. D5 SDA Data input for I2C. Open-drain output, connect a 10k pull-up resistor. Ordering Information Note : Richtek products are : RoHS compliant and compatible with the current require- ments of IPC/JEDEC J-STD-020. Suitable for use in SnPb or Pb-free soldering processes. Pin Configuration (TOP VIEW) WL-CSP-20B 2.1x1.87 (BSC) RT9458 Package Type WSC : WL-CSP-20B 2.1x1.87 (BSC) IRQ VIN VIN VIN BATS VMID OTG ISNSIN VMID VMID SCL LX LX AGND PGND SDA PGND BOOT PGND LX A3 A4 A5 A1 A2 B3 B4 B5 B1 B2 C3 C5 C4 C1 C2 D3 D4 D5 D1 D2 |
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