Texas Instruments · linear voltage regulator

REG103

Texas Instruments linear voltage regulator

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REG103 is a linear voltage regulator product family from Texas Instruments; it is supplied under several orderable part numbers that differ in package, temperature grade and packing. It is listed in our Linear & LDO Regulators catalog (Power Management).

PartnerSemi sources the REG103 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 numberREG103
ManufacturerTexas Instruments
Product typelinear voltage regulator
CategoryLinear & LDO Regulators
Part number typeBase / family part number

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

More Texas Instruments Linear & LDO Regulators

Part numberTypePackageKey specs
REG102NA-3.3/250 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOT-23-5 250mA3.3V
REG102NA-5/250 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOT-23-5 250mA5V
REG102NA-A/250 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOT-23-5 250mA2.5V~5.5V
REG102UA-3.3 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOIC-8 250mA3.3V
REG103UA-3.3 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOIC-8 500mA3.3V
REG103UA-A Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOIC-8 500mA1.295V~5.5V
REG104 linear voltage regulator
REG104GA-3.3/2K5 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOT-223-6 1A3.3V

Similar part numbers from other manufacturers

Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.

Part numberManufacturerTypePackageKey specs
REG103FA-3 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators D2PAK(TO-263-5) 500mA3V
REG103FA-5 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators D2PAK(TO-263-5) 500mA5V
REG103GA-3 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOT-223-6 500mA3V
REG103UA-3 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOIC-8 500mA3V
REG103FA-2.7 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators D2PAK(TO-263-5)
REG103FA-3/500 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators D2PAK(TO-263-5) 500mA3V
REG103GA-3/2K5 Texas Instruments (Burr-Brown) Voltage Regulators - Linear, Low Drop Out (LDO) Regulators SOT-223-6 500mA3V

Frequently asked questions

What is the REG103?

REG103 is a linear voltage regulator product family from Texas Instruments; it is supplied under several orderable part numbers that differ in package, temperature grade and packing. It is listed in our Linear & LDO Regulators catalog (Power Management).

Which part numbers are similar to the REG103?

Similar part numbers in our catalog include REG103FA-3 (Texas Instruments (Burr-Brown)), REG103FA-5 (Texas Instruments (Burr-Brown)), REG103GA-3 (Texas Instruments (Burr-Brown)), REG103UA-3 (Texas Instruments (Burr-Brown)), REG103FA-2.7 (Texas Instruments (Burr-Brown)) and REG103FA-3/500 (Texas Instruments (Burr-Brown)). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the REG103?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=REG103&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.