參數(shù)資料
型號: TPS60400DBVR
廠商: TEXAS INSTRUMENTS INC
元件分類: 穩(wěn)壓器
英文描述: SWITCHED CAPACITOR CONVERTER, 350 kHz SWITCHING FREQ-MAX, PDSO5
封裝: GREEN, PLASTIC, SOT-23, 5 PIN
文件頁數(shù): 7/28頁
文件大?。?/td> 787K
代理商: TPS60400DBVR
TPS60400, TPS60401, TPS60402, TPS60403
UNREGULATED 60mA CHARGE PUMP VOLTAGE INVERTER
SLVS324A JULY 2001 REVISED NOVEMBER 2004
15
WWW.TI.COM
APPLICATION INFORMATION
Table 4. Measurement Results on the TPS60400 (Typical)
VI
[V]
IO(2)
[mA]
CI
[
F]
C(fly)
[
F]
CO
[
F]
LP
[
H]
CP
[
F]
BW = 500 MHz
VPOUT
BW = 20 MHz
VPOUT
VACeff [mV]
I
[V]
O(2)
[mA]
CERAMIC
P
[
H]
CERAMIC
VPOUT
VPP[mV]
VPOUT
VPP[mV]
POUT
VACeff [mV]
5
60
1
320
240
65
5
60
1
2.2
120
240
32
5
60
1
0.1 (X7R)
260
200
58
5
60
1
0.1
0.1 (X7R)
220
200
60
5
60
1
2.2
0.1
0.1 (X7R)
120
100
30
5
60
1
10
0.1
0.1 (X7R)
50
28
8
rail splitter
TPS60400
OUT
C1+
IN
C1
GND
1
2
3
5
4
C(fly)
1
F
CO
1
F
CI
1
F
VO = VI/2
GND
VI
GND
C3
1
F
Figure 26. TPS60400 as a High-Efficiency Rail Splitter
A switched-capacitor voltage inverter can be configured as a high efficiency rail-splitter. This circuit provides a
bipolar power supply that is useful in battery powered systems to supply dual-rail ICs, like operational amplifiers.
Moreover, the SOT23-5 package and associated components require very little board space.
After power is applied, the flying capacitor (C(fly)) connects alternately across the output capacitors C3 and CO.
This equalizes the voltage on those capacitors and draws current from VI to VO as required to maintain the
output at 1/2 VI.
The maximum input voltage between VI and GND in the schematic (or between IN and OUT at the device itself)
must not exceed 6.5 V.
相關(guān)PDF資料
PDF描述
TES225ZG-A8 1-OUTPUT 225 W DC-DC REG PWR SUPPLY MODULE
TC54VC3201EZB723 1-CHANNEL POWER SUPPLY SUPPORT CKT, PBCY3
TC54VC5102EMB713 1-CHANNEL POWER SUPPLY SUPPORT CKT, PSSO3
TC54VC602EMB713 1-CHANNEL POWER SUPPLY SUPPORT CKT, PSSO3
TC54VC602EMB723 1-CHANNEL POWER SUPPLY SUPPORT CKT, PSSO3
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS60400DBVRG4 功能描述:電荷泵 60mA Charge Pump RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
TPS60400DBVT 功能描述:電荷泵 60mA Charge Pump V RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
TPS60400DBVT 制造商:Texas Instruments 功能描述:IC's
TPS60400DBVTG4 功能描述:電荷泵 60mA Charge Pump RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
TPS60400EVM-178 功能描述:電源管理IC開發(fā)工具 TPS60400 Eval Mod RoHS:否 制造商:Maxim Integrated 產(chǎn)品:Evaluation Kits 類型:Battery Management 工具用于評估:MAX17710GB 輸入電壓: 輸出電壓:1.8 V