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TUSB4041IPAP Datasheet(PDF) 31 Page - Texas Instruments

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Part # TUSB4041IPAP
Description  Four-Port USB 2.0 Hub
PDF  44 Pages
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TUSB4041IPAP Datasheet(HTML) 31 Page - Texas Instruments

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Limiting DS Port VBUS current to 2.2A per port.
PWRCTRL1_BATEN1
PWRCTRL2_BATEN2
ILIM1
DN1_VBUS
DN2_VBUS
BOARD_3P3V
BOARD_5V
BOARD_3P3V
PWRCTRL2_BATEN2
DN2_VBUS
DN1_VBUS
PWRCTRL1_BATEN1
OVERCUR2Z
OVERCUR1Z
C42
0.1uF
R19
10K
0402
5%
+
C44
150uF
U2
TPS2561
GND
1
IN
2
IN
3
EN1
4
EN2
5
FAULT2Z
6
ILIM
7
OUT2
8
OUT1
9
FAULT1Z
10
PAD
11
C43
0.1uF
R21
25.5K
0402
5%
+
C46
150uF
C45
0.1uF
R20
10K
0402
5%
Limiting DS Port VBUS current to 2.2A per port.
ILIM2
DN3_VBUS
DN4_VBUS
BOARD_3P3V
BOARD_5V
BOARD_3P3V
PWRCTRL4_BATEN4
DN4_VBUS
DN3_VBUS
PWRCTRL3_BATEN3
OVERCUR4Z
OVERCUR3Z
+
C49
150uF
U3
TPS2561
GND
1
IN
2
IN
3
EN1
4
EN2
5
FAULT2Z
6
ILIM
7
OUT2
8
OUT1
9
FAULT1Z
10
PAD
11
C48
0.1uF
R24
25.5K
0402
5%
C50
0.1uF
+
C51
150uF
R23
10K
0402
5%
C47
0.1uF
R22
10K
0402
5%
TUSB4041I
www.ti.com
SLLSEK3B – JULY 2015 – REVISED DECEMBER 2015
9.2.2.6 VBUS Power Switch Implementation
Figure 31. VBUS Power Switch Implementation
This particular example uses TI's TPS2561 dual-channel precision adjustable current-limited power switch. For
details on this power switch or other power switches available from TI, refer to www.ti.com.
Copyright © 2015, Texas Instruments Incorporated
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Product Folder Links: TUSB4041I



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