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參數資料
型號： TPS65920BZCH
廠商： TEXAS INSTRUMENTS INC
元件分類： 消費家電
英文描述： SPECIALTY CONSUMER CIRCUIT, PBGA139
封裝： 10 X 10 MM, 0.65 MM PITCH, GREEN, PLASTIC, NFBGA-139
文件頁數： 58/115頁
文件大小： 1232K
代理商： TPS65920BZCH
SWCS037G
– MAY 2008 – REVISED APRIL 2011
Table 4-15. VRRTC LDO Regulator Characteristics (continued)
Parameter
Test Conditions
Min
Typ
Max
Unit
IOUT
Rated output current
On mode
30
mA
Sleep mode
1
DC load regulation
On mode: IOUT = IOUTmax to 0
100
mV
DC line regulation
On mode, VIN = VINmin to VINmax at IOUT = IOUTmax
100
mV
Turn-on time
IOUT = 0, at VOUT = VOUTfinal ± 3%
100
μs
Wake-up time
On mode from low power to On mode, IOUT = 0, at
100
μs
VOUT = VOUTfinal ± 3%
From backup to On mode, IOUT = 0, at VOUT =
100
VOUTfinal ± 3%
Ripple rejection (VRRTC)
f
< 10 kHz
50
dB
10 kHz
< f < 100 kHz
40
f = 1 MHz
30
VIN = VOUT + 1 V, IO = IMAX
Ground current
On mode, IOUT = 0
70
μA
On mode, IOUT = IOUTmax
100
Sleep mode, IOUT = 0
10
Sleep mode, IOUT = 1 mA
11
Off mode
1
VDO
Dropout voltage(1)
On mode, IOUT = IOUTmax
250
mV
Transient load regulation
ILOAD: IMIN – IMAX
–40
40
mV
Slew: 40 mA/
μs
Transient line regulation
VIN drops 500 mV
10
mV
Slew: 40 mV/
μs
Overshoot
Softstart
3%
Pull down resistance
Default in off mode
250
320
450
(1)
For nominal output voltage
4.4
Power Consumption
Table 4-16 describes the power consumption depending on the use cases.
NOTE
Typical power consumption is obtained in the nominal operating conditions and with the
TPS65920 and TPS65930 devices in stand-alone configuration.
Table 4-16. Power Consumption
Mode
Description
Typical Consumption
Only the RTC date is maintained with a couple of registers in the backup
Backup
domain. No main source is connected. Consumption is on the backup
VBAT not present
2.25 * 3.2 = 7.2
μW
battery.
The phone is apparently off for the user, a main battery is present and
well-charged. The RTC registers and registers in the backup domain are
Wait on
VBAT = 3.8 V
64
× 3.8 = 243.2 μW
maintained. The wake-up capabilities (such as the PWRON button) are
available.
The subsystem is powered by the main battery, all supplies are enabled
Active no load
with full current capability, internal reset is released, and the associated
VBAT = 3.8 V
3291
× 3.8 = 12505 μW
processor is running.
The main battery powers the subsystem, selected supplies are enabled but
Sleep no load
in low-consumption mode, and the associated processor is in low-power
VBAT = 3.8 V
496
× 3.8 = 1884.4 μW
mode.
Copyright
2008–2011, Texas Instruments Incorporated
Power Module
47
focus.ti.com: TPS65930/TPS65920
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相關代理商/技術參數
參數描述
TPS65920BZCH 制造商:Texas Instruments 功能描述:Power Supply IC
TPS65920BZCHR 功能描述:開關變換器、穩壓器與控制器 Int Pwr Mgmt IC RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
TPS65921B1ZQZ 功能描述:PMIC 解決方案 Integrated Power Mgmt IC RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
TPS65921B1ZQZR 功能描述:PMIC 解決方案 Integrated Power Mgmt IC RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
TPS65921BZQZ 功能描述:PMIC 解決方案 Int Power Mgmt IC RoHS:否 制造商:Texas Instruments 安裝風格:SMD/SMT 封裝 / 箱體:QFN-24 封裝:Reel
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