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2
Platform Connection
VREF
100 nF
REFGND
VBAT
VCC1
10 F
m
VCC2
10 F
m
VCCIO
10 F
m
VCC3
4.7 F
m
VCC4
4.7 F
m
VCC5
4.7 F
m
VCC6
4.7 F
m
VCC7
4.7 F
m
VBACKUP
5–2000 mF
12 pF
OSC32KIN
OSC32KOUT
12 pF
BOOT1
VRTC
BOOT0
VBAT
10 K
PWRON
GPIO_CKSYNC
(available)
TESTV
(not connected)
VIO
VDDIO
VIO
PWRHOLD
PowerPadä
Figure 1. OMAPL-137 Power Supply Connections With TPS65910
SWCU071B – December 2010 – Revised October 2015
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TPS65910
SW3
VDD3
100 mA
VFB3
SW1
VDD1
1500 mA
SW2
VDD2
1500 mA
SWIO
VIO
1000 mA
VDIG1
VDIG1
300 mA
VDIG2
VDIG2
300 mA
VAUX1
VAUX1
300 mA
VAUX2
VAUX2
300 mA
VAUX33
VAUX33
150 mA
VMMC
VMMC
300 mA
VDAC
VDAC
150 mA
VPLL
50 mA
VRTC
20 mA
TPS65910 User Guide For OMAPL-137, OMAPL-138, and TMS320C674x
Copyright © 2010–2015, Texas Instruments Incorporated
VBAT
(Typical 3.8 V)
VDD3 is a boost supplying 5 V.
If VBAT is 5 V then this will not
be useful.
4.7 H
m
VDD3 (for HDMI or OTG)
10 F
m
10 F
m
2.2 H
m
–
0.6 1.5 V, DVS
VFB1
10 F
12.5-m V step,
m
Default ON 1.2 V
GND1
2.2 H
m
Available
–
0.6 1.5 V, DVS
VFB2
12.5-m V step,
10 F
m
Default ON 1.2 V
GND2
2.2 H
m
Default ON 1.8 V
IO/LPDDR
VFBIO
10 F
m
GNDIO
VDDIO
1.2/1.5/1.8/2.7 V
Default ON 1.2 V
2.2 F
m
1.0/1.1/1.2/1.8 V
Default ON 1.2 V
2.2 F
m
1.8/2.5/2.8/2.85 V
Available
Default ON 1.8 V
2.2 F
m
1.8/2.8/2.9/3.3 V
Audio IC
Default ON 3.3 V
2.2 F
m
1.8/2.0/2.8/3.3 V
Default ON 3.3 V
2.2 F
m
1.8/2.8/3.0/3.3 V
MMC
Default ON 3.3 V
2.2 F
m
1.8/2.6/2.8/2.85 V
Default ON 1.8 V
2.2 F
m
VPLL
1.0/1.1/1.8/2.5 V
OSC
Default ON 1.8 V
2.2 F
m
VRTC
Always-ON 1.8 V
VIO
2.2 F
m
4.7 K
4.7 K
SDA
SCL
INT1
NRESPWRON
CLK32KOUT
SCLSR_EN1
SDASR_EN2
Platform Connection
OMAPL-137
CVDD
RTC_CVDD
PLL0_VDDA,
RVDD
DVDD,
USB0_VDDA33,
USB1_VDDA33
USB0_VDDA18,
USB1_VDDA18
I2C0_SDA
I2C0_SCL
GPIOx
RESET
RTC_XI
GPIOx
GPIOx
SWCU071-001
Family of Processors
5
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