Datasheet Texas Instruments TPS7225QD — 数据表

250mA，微功耗低压降（LDO）稳压器8-SOIC -55至150

数据表

PDF, 1.5 Mb, 修订版: G, 档案已发布: Jun 5, 2000

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Lifecycle Status	Active (Recommended for new designs)
Manufacture's Sample Availability	Yes

Accuracy	2 %
Features	Enable,Power Good
Fixed Output Options	2.5,3,3.3,4.8,5 V
Iout(Max)	0.25 A
Iq(Typ)	0.18 mA
Noise	190 uVrms
Operating Temperature Range	-40 to 125,-55 to 150 C
Output Capacitor Type	Non-Ceramic
Output Options	Adjustable Output,Fixed Output
PSRR @ 100KHz	8 dB
Package Group	SOIC
Package Size: mm2:W x L	8SOIC: 29 mm2: 6 x 4.9(SOIC) PKG
Rating	Catalog
Regulated Outputs	1
Thermal Resistance ОёJA	114 В°C/W
Vdo(Typ)	560 mV
Vin(Max)	10 V
Vin(Min)	3 V
Vout(Max)	9.75 V
Vout(Min)	1.2 V

RoHS

Compliant

Evaluation Modules & Boards: ASLKPRO
ASLKPRO University Kit
Lifecycle Status: Active (Recommended for new designs)

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Technical Review of Low Dropout Voltage Regulator Operation And Performance
PDF, 284 Kb, 档案已发布: Aug 30, 1999
This application report provides a technical review of low dropout (LDO) voltage regulators and describes fundamental concepts including dropout voltage quiescent current and topologies. The report also includes detailed discussions of load/line regulation efficiency frequency response range of stable ESR and accuracy of LDO voltage regulators.
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Fundamental Theory of PMOS LDO Voltage Regulators
PDF, 66 Kb, 档案已发布: May 7, 1999
This report presents a fundamental understanding on the theory of low-dropout voltage regulators using a PMOS FET as the pass element to adjust the output current to the load requirements.
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LDO Noise Demystified (Rev. A)
PDF, 785 Kb, 修订版: A, 档案已发布: Aug 9, 2017
Thisapplicationreportexplainsthe differencebetweennoiseand PSRRof an LDO.It also explainsthedifferentwaysnoiseis specifiedin LDOdatasheetsandwhichspecificationshouldbe usedin theapplication.Finallyit explainshow LDOnoiseis reduced.
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LDO PSRR Measurement Simplified (Rev. A)
PDF, 131 Kb, 修订版: A, 档案已发布: Aug 9, 2017
This applicationreportexplainsdifferentmethodsof measuringthe PowerSupplyRejectionRatio(PSRR)of a Low-Dropout(LDO)regulatorand includesthe prosand consof thesemeasuringmethods

系列: TPS72 (37)