Datasheet Texas Instruments UC2573DTRG4

ManufacturerTexas Instruments
SeriesUC2573
Part NumberUC2573DTRG4
Datasheet Texas Instruments UC2573DTRG4

Buck Pulse Width Modulator Stepdown Voltage Regulator 8-SOIC -40 to 85

Datasheets

Buck Pulse Width Modulator Stepdown Voltage Regulator datasheet
PDF, 1.8 Mb, Revision: A, File published: Jul 15, 2010
Extract from the document

Prices

Status

Lifecycle StatusActive (Recommended for new designs)
Manufacture's Sample AvailabilityNo

Packaging

Pin8
Package TypeD
Industry STD TermSOIC
JEDEC CodeR-PDSO-G
Package QTY2500
CarrierLARGE T&R
Device MarkingUC2573D
Width (mm)3.91
Length (mm)4.9
Thickness (mm)1.58
Pitch (mm)1.27
Max Height (mm)1.75
Mechanical DataDownload

Parametrics

Control ModeVoltage Mode
Duty Cycle(Max)100 %
Iout(Max)0.5 A
Iq(Typ)9 mA
Number of Phases1
Operating Temperature Range-40 to 85 C
Package GroupSOIC
RatingCatalog
Regulated Outputs1
Special FeaturesEnable
Switching Frequency(Max)300 kHz
Switching Frequency(Min)200 kHz
TypeController
Vin(Max)35 V
Vin(Min)4.2 V
Vout(Max)30 V
Vout(Min)1.5 V

Eco Plan

RoHSCompliant

Application Notes

  • DN-70 UC3573 Buck Regulator PWM Control IC - Typical Application Circuit
    PDF, 129 Kb, File published: Sep 5, 1999
    This design note describes a typical application circuit for +12VDC input to +5VDC/1A output. A demonstration kit circuit schematic and list of materials are included.

Model Line

Series: UC2573 (4)

Manufacturer's Classification

  • Semiconductors > Power Management > Non-isolated DC/DC Switching Regulator > Step-Down (Buck) > Buck Controller (External Switch)