Datasheet Texas Instruments TPS7148QD

Manufacturer	Texas Instruments
Series	TPS71
Part Number	TPS7148QD

500mA, Low-Dropout Voltage Regulator 8-SOIC -40 to 125

Datasheets

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PDF, 1.3 Mb, Revision: G, File published: Jan 22, 2003

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Prices

Status

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

Packaging

Pin	8
Package Type	D
Industry STD Term	SOIC
JEDEC Code	R-PDSO-G
Package QTY	75
Carrier	TUBE
Width (mm)	3.91
Length (mm)	4.9
Thickness (mm)	1.58
Pitch (mm)	1.27
Max Height (mm)	1.75
Mechanical Data	Download

Parametrics

Accuracy	3 %
Features	Enable,Power Good
Fixed Output Options	3.3,4.8,5 V
Iout(Max)	0.5 A
Iq(Typ)	0.28 mA
Noise	89 uVrms
Operating Temperature Range	-40 to 125 C
Output Capacitor Type	Non-Ceramic
Output Options	Adjustable Output,Fixed Output
PSRR @ 100KHz	3 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	106 В°C/W
Vdo(Typ)	235 mV
Vin(Max)	10 V
Vin(Min)	2.5 V
Vout(Max)	9.75 V
Vout(Min)	1.2 V

Eco Plan

RoHS

Compliant

Application Notes

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TMS320C62x/67x Power Supply Solutions for 1-2 DSPs Using the TL5001A and TPS7133 (Rev. A)
PDF, 190 Kb, Revision: A, File published: Jun 1, 1999
This application report describes a low-cost power solution for Texas Instruments' TMS320C6000 DSP applications using the TL5001PWM controller and the TPS7133 low drop-out voltage regulator. The reference design included in this report uses the TL5001AEVM-122 (SLVP122) evaluation module (EVM) which is available for customer testing and evaluation.
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Power Supply Sequencing Solutions for Dual Supply Voltage DSPs (Rev. A)
PDF, 104 Kb, Revision: A, File published: Jul 5, 2000
This application report describes power-supply sequencing recommendations and techniques applicable to dual supply voltage DSPs in TI's TMS320C2000 TMS320C5000 and TMS320C6000 families. These techniques take advantage of the reset power good enable and soft-start features available on TI Power Management Products including low drop out regulators switching power supply controllers supply vol
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Technical Review of Low Dropout Voltage Regulator Operation And Performance
PDF, 284 Kb, File published: 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, File published: 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, Revision: A, File published: 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, Revision: A, File published: Aug 9, 2017
This applicationreportexplainsdifferentmethodsof measuringthe PowerSupplyRejectionRatio(PSRR)of a Low-Dropout(LDO)regulatorand includesthe prosand consof thesemeasuringmethods

Model Line

Series: TPS71 (28)

TPS7101QD TPS7101QDG4 TPS7101QDR TPS7101QDRG4 TPS7101QP TPS7101QPW TPS7101QPWLE TPS7101QPWR TPS7133QD TPS7133QDG4 TPS7133QDR TPS7133QDRG4 TPS7133QP TPS7133QPE4 TPS7133QPWLE TPS7133QPWPLE TPS7133QPWR TPS7148QD TPS7148QDG4 TPS7148QP TPS7148QPE4 TPS7148QPWLE TPS7150QD TPS7150QDG4 TPS7150QDR TPS7150QDRG4 TPS7150QP TPS7150QPWLE

Manufacturer's Classification

Semiconductors > Power Management > Linear Regulator (LDO) > Single Channel LDO