參數(shù)資料
型號(hào): TPS65013RGZ
廠商: Texas Instruments, Inc.
英文描述: POWER AND BATTERY MANAGEMENT IC FOR Li-ION POWERED SYSTEMS
中文描述: 電源和電池管理集成電路鋰離子供電系統(tǒng)
文件頁數(shù): 17/52頁
文件大?。?/td> 844K
代理商: TPS65013RGZ
www.ti.com
APPLICATION INFORMATION
SDA
VBAT
ISET
PG
AC Adapter
USB Port
SCLK
SDAT
TS
VINMAIN
L1
VMAIN
VINCORE
L2
VCORE
VINLDO1
VLDO1
VLDO2
AGND
PGND
INT
AC
USB
BATT
BATT+
TEMP
CHARGER/REG INTERRUPT
POWER GOOD
VMAIN 1.8 V
VMAIN
0.1
μ
F
IFLSB
GND/VCC
nPOR
RESET to MPU
VFB_LDO1
LED2
VIB
VCC
RESPWRON
MPU_RESET
PWRFAIL
Removed, Overtemp.
TPS65013
GND
SCL
VINLDO2
LOW_PWR
CHARGER
VCORE 1.3 V
DEFCORE
DEFMAIN
GND
VBAT
BATT_COVER
PB_ONOFF
PS_SEQ
GND
HOT_RESET
Battery Fail, Battery Cover
22
μ
F
X5R
10
μ
F
X5R
10
μ
H
6.2
μ
H
22
μ
F
X5R
1
μ
F
X5R
10 R
2.2
μ
F
X5R
2.2
μ
F
X5R
1
μ
F
X5R
VBAT
VBAT
VBAT
1
μ
F
X5R
1
μ
F
X5R
VMAIN
0.1
μ
F
0.1
μ
F
GPIO1
GPIO2
GPIO3
GPIO4
VBAT
1 M Each
TPS65013
SLVS517–AUGUST 2004
Figure 25. Typical Application Circuit
The VCORE and VMAIN converter are always enabled in a typical application. The VCORE output voltage can
be disabled or reduced from 1.3 V to a lower, preset voltage under processor control. When the processor enters
the sleep mode, a high signal on the LOW_PWR pin initiates the change.
VCORE typically supplies the digital part of the audio codec. When the processor is in sleep or low-power mode,
the audio codec is powered off, so the VCORE voltage can be programmed to lower voltages without a problem.
A typical audio codec (e.g., TI AIC23) consumes about 20-mA to 30-mA current from the VCORE power supply.
17
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