Texas Instruments · DC-DC Converters

UC3573D

Texas Instruments DC-DC Converters · SOIC-8

Part-number family from Unitrode (now Texas Instruments, 1999). Older stock may carry Unitrode markings.

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The UC3573D is a DC-DC Converters from Texas Instruments, supplied in a SOIC-8 package. It is listed in our DC-DC Converters catalog (Power Management).

Key specifications of the UC3573D: frequency - switching 100kHz, voltage - supply 4.75V~30V, quiescent current 50uA, operating temperature 0°C~+70°C@(TA), function Step-down type and number of outputs 1.

PartnerSemi sources the UC3573D for production, repair and maintenance buyers worldwide. Send the quantity you need and, optionally, a target price; we reply with price, lead time and available date codes, usually within one business day.

Specifications

Manufacturer part numberUC3573D
ManufacturerTexas Instruments
Heritage brand (part family)Unitrode
Product typeDC-DC Converters
CategoryDC-DC Converters
Package / caseSOIC-8
Frequency - Switching100kHz
FunctionStep-down type
Number of Outputs1
Operating Temperature0°C~+70°C@(TA)
Quiescent Current50uA
Switch tube (built-in/external)External
Synchronous RectifierNo
TopologyBuck
Voltage - Supply4.75V~30V

Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.

More Texas Instruments DC-DC Converters

Part numberTypePackageKey specs
UC3526 DC-DC converter IC
UC3526A DC-DC converter IC
UC3526AN DC-DC Converters DIP-18 600kHz100mA
UC3573 DC-DC converter IC
UC3825 DC-DC converter IC
UC3825A DC-DC converter IC
UC3825ADWTR DC-DC Converters SOIC-16-300mil 400kHz2A
UC3825DW DC-DC Converters SOIC-16-300mil 360kHz~440kHz1.5A

Frequently asked questions

What is the UC3573D?

The UC3573D is a DC-DC Converters from Texas Instruments, supplied in a SOIC-8 package. It is listed in our DC-DC Converters catalog (Power Management).

What are the specifications of the UC3573D?

Frequency - Switching: 100kHz; Function: Step-down type; Number of Outputs: 1; Operating Temperature: 0°C~+70°C@(TA); Quiescent Current: 50uA; Switch tube (built-in/external): External; Synchronous Rectifier: No; Topology: Buck; Voltage - Supply: 4.75V~30V.

What package is the UC3573D in?

The UC3573D is listed in a SOIC-8 package.

Which part numbers are similar to the UC3573D?

Similar part numbers in our catalog include UC3526 (Texas Instruments), UC3526A (Texas Instruments), UC3526AN (Texas Instruments), UC3573 (Texas Instruments), UC3825 (Texas Instruments) and UC3825A (Texas Instruments). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the UC3573D?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=UC3573D&brand=Texas%20Instruments or email info@partnersemi.com with the part number and quantity. Price, availability and lead time are confirmed per request; we ship worldwide from the Netherlands.