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USB5734 数据表(PDF) 40 Page - Microchip Technology

部件名 USB5734
功能描述  4-Port SS/HS USB Controller Hub
PDF  61 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

USB5734 数据表(HTML) 40 Page - Microchip Technology

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USB5734
DS00001854D-page 40
 2015-2016 Microchip Technology Inc.
8.6.2.3
Port Power Control with Single Poly Fuse and Multiple Loads
Many customers use a single poly fuse to power all their devices. For the ganged situation, all power control pins must
be tied together.
FIGURE 8-5:
PORT POWER CONTROL USING A POLY FUSE
FIGURE 8-6:
PORT POWER CONTROL WITH GANGED CONTROL WITH POLY FUSE
PRT_CTLx
50k
PRTPWR
OCS
USB
Device
Pull-Up Enable
5V
Poly Fuse
FILTER
Pull-Up Enable
USB
Device
Poly Fuse
5V
Pull-Up Enable
Pull-Up Enable
50k
50k
50k
PRTPWR
OCS
USB
Device
USB
Device
PRT_CTLx
PRT_CTLy
PRT_CTLz



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