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TPS2014 Datasheet(PDF) 25 Page - Texas Instruments

Part # TPS2014
Description  CURRENT-LIMITED, POWER-DISTRIBUTION SWITCHES
PDF  37 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

TPS2014 Datasheet(HTML) 25 Page - Texas Instruments

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DP1
DM1
DP2
DM2
DP3
DM3
PWRON1
OVRCUR1
PWRON2
OVRCUR2
PWRON3
OVRCUR3
DP0
DM0
VCC
XTAL1
XTAL2
OCSOFF
SN75240
D +
D −
5 V
GND
D +
D −
5 V
D +
D −
5 V
48-MHz
Crystal
Downstream
Ports
TUSB2040
Hub Controller
Tuning
Circuit
A
B
C
D
47
µF†
1/2 SN75240
A
B
C
D
GND
GND
47
µF†
47
µF†
D +
D −
Upstream
Port
TPS2041B
1/2 SN75240
A
B
5 V
GND
C
D
1
µF
IN
GND
Ferrite Beads
Ferrite Beads
Ferrite Beads
BUSPWR
GANGED
Tie to TPS2041B EN Input
OC
EN
OUT
5-V Power
Supply
IN
GND
3.3 V
4.7
µF
0.1
µF
4.7
µF
EN1
IN1
OC1
OUT1
TPS2053B
EN2
OC2
OUT2
0.1
µF
0.1
µF
GND
† USB rev 1.1 requires 120
µF per hub.
OUT3
EN3
OC3
IN2
GND
GND
TPS76333
TPS2041B,, TPS2042B
TPS2043B, TPS2044B, TPS2051B
TPS2052B, TPS2053B, TPS2054B
SLVS514E – APRIL 2004 – REVISED JANUARY 2006
APPLICATION INFORMATION (continued)
Figure 35. Hybrid Self / Bus-Powered Hub Implementation, TPS2043B/TPS2053B
25



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