Datasheet

4.7 μF
10 uF
L
VIN
EN
VOUT
BP
GND
L
1 μH
V
IN
3.2 V .. 5.25 V
TPS61259
IN
OC1
EN1
OC2
OUT1
EN2
GND
TPS2052B
Data
5V, 500mA
USB Port #1
OUT2
5V USB Power
5V USB Power
Data
5V, 500mA
USB Port #2
Requirement for USB host applications.
Downstream facing ports should be bypassed with 120µF min. per hub.
(1)
V
IO
100nF
100nF
150µF
(1)(2)
100nF
150µF
(1)(2)
IN
OC
ON
OUT
GND
TPS22945
1 μF
V
IO
Data
5V, 100mA
HDMI Port
100nF
Bypass capacitor should be tantalum type (>10V rated voltage).
(2)
5V HDMI Power
Enable DC/DC
Enable USB, HDMI
≥ 1000µs ≥ 0µs
Enable DC/DC
Enable USB1
Enable USB2
Enable HDMI
VOTG_IN
EN
DET
FLT
VBUS
ADJ
GND
TPD4S214
Data
100nF
10 μF
10 µF (x2)
SW
VIN
EN
VOUT
BP
GND
L
1 μH
V
IN
3.3 V .. 4.35 V
5 V, up to 1500mA
TPS61253
EN DC/DC
EN APA
CLASS-D APA
HIGH-POWER CLASS-D AUDIO AMPLIFIER
Audio Input R
Audio Input R
D+
ID
D-
4.7µF
V
IO
4.7µF
EN APA
CLASS-D APA
Audio Input L
Audio Input L
4.7µF
USB PHY
5V, 500mA
USB-OTG Port
VUSB
TPS61253, TPS61254, TPS61256
TPS61258, TPS61259
www.ti.com SLVSAG8C –SEPTEMBER 2011–REVISED AUGUST 2012
Figure 41. Single Cell Li-Ion Power Solution for Tablet PCs featuring
"Boosted" Audio Power Supply and USB-OTG I/F
Figure 42. Single Cell Li-Ion Power Solution for Tablet PCs featuring x2 USB Host Ports, HDMI I/F
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Product Folder Links: TPS61253 TPS61254 TPS61256 TPS61258 TPS61259