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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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MPQ4485 датащи(PDF) 21 Page - Monolithic Power Systems |
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MPQ4485 датащи(HTML) 21 Page - Monolithic Power Systems |
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21 / 22 page  MPQ4485 – STEP-DOWN CONVERTER WITH DUAL USB CHARGING PORTS MPQ4485 Rev.1.0 www.MonolithicPower.com 21 9/18/2017 MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited. © 2017 MPS. All Rights Reserved. TYPICAL APPLICATION CIRCUITS MPQ4485 PGND EN IN AGND SW USB1 OUT VIN 12V L1 4.7µH VCC C3 1µF BST C4 220nF DM1 DP1 USB2 DM2 USB1, 3A USB2, 2.5A MODE C2A 10µF C6 4.7µF C5 4.7µF Type-C + C1 100µF C1A 22µF CC2 CC1 DP2 POL VOUT 5.17V R1 0Ω 4,14 21 12 7 6 5,13 18 20 19 16 24 1 22 23 2 11 3,15,25 10 8,9,26 C1B 22µF C1D 10µF C2B 10µF + C2 270µF ESR<50mΩ L2 4.7µH C1C 4.7µF Optional input filter for improving conduction EMI Type-A DP2_OUT DM2_OUT To Host Controller 17 C7 1nF L3, Bead, 1kΩ@100MHz DM DP R3 1kΩ DM DP BUS CC2 CC1 R2 100kΩ R4 150Ω Figure 13: USB1 5V @ 3A Type-C Mode, USB2 Type-A Port with CDP Mode (10) (11) MPQ4485 PGND EN IN AGND SW USB1 OUT VIN 12V L1 4.7µH VCC C3 1µF BST C4 220nF DM1 DP1 USB2 DM2 USB1, 2.5A USB2, 2.5A MODE C2A 10µF C6 4.7µF C5 4.7µF Type-A + C1 100µF C1A 22µF CC2 CC1 DP2 POL VOUT 5.17V R1 0Ω 4,14 21 12 7 6 5,13 18 20 19 16 24 1 22 23 2 11 3,15,25 10 8,9,26 C1B 22µF C1D 10µF C2B 10µF + C2 270µF ESR<50mΩ L2 4.7µH C1C 4.7µF Optional input filter for improving conduction EMI Type-A DP2_OUT DM2_OUT To Host Controller 17 R2 80.6kΩ L3, Bead, 1kΩ@100MHz DM DP CDP Controller To Host Controller R3 1kΩ DM DP BUS Figure 14: Dual Type-A Port with CDP Mode (10) (11) MPQ4485 PGND EN IN AGND SW USB1 OUT VIN 12V L1 4.7µH VCC C3 1µF BST C4 220nF DM1 DP1 USB2 DM2 USB1, 3A MODE C2A 10µF C6 10µF C5 4.7µF Type-C + C1 100µF C1A 22µF CC1 CC2 DP2 POL VOUT 5.17V R1 0Ω 4,14 21 12 7 6 5,13 18 20 19 16 24 1 22 23 2 11 3,15,25 10 8,9,26 C1B 22µF C1D 10µF C2B 10µF + C2 270µF ESR<50mΩ L2 4.7µH C1C 4.7µF Optional input filter for improving conduction EMI R2 100K DP2_OUT DM2_OUT 17 C7 1nF USB2, 5V/2.5A Power DM DP CC1 CC2 USB2.0 Data Transmission To Host Controller VCC TX RX USB3.0 Mux USB3.0 Data Transmission To Host Controller R3 1kΩ L3, Bead, 1k@100MHz Figure 15: USB1 Type-C 5V @ 3A DFP Mode with USB3.0/USB2.0 Data Transmission, USB2 5V @ 2.5A Power Output (10) (11) NOTES: 10) See Figure 11 for I/O pins’ ESD protection enhancing details. 11) See Figure 8 for enhanced CDP mode data transmission set-up details. |
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