STMicroelectronics · Dropout Regulators(LDO)

LD1117AS12TR

STMicroelectronics Dropout Regulators(LDO) · SOT-223

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The LD1117AS12TR is a Dropout Regulators(LDO) from STMicroelectronics, supplied in a SOT-223 package. It is listed in our Power Management ICs (PMIC) catalog (Power Management).

Key specifications of the LD1117AS12TR: output current 1.2A, output voltage 1.2V, standby current 5mA, operating temperature 0°C~+125°C@(Tj), noise 100uV and number of outputs 1.

PartnerSemi sources the LD1117AS12TR 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 numberLD1117AS12TR
ManufacturerSTMicroelectronics
Product typeDropout Regulators(LDO)
CategoryPower Management ICs (PMIC)
Package / caseSOT-223
Noise100uV
Number of Outputs1
Operating Temperature0°C~+125°C@(Tj)
Output ConfigurationPositive
Output Current1.2A
Output TypeFixed
Output Voltage1.2V
Power Supply Rejection Ratio (PSRR)80dB@(120Hz)
Voltage - Supply10V
Voltage Dropout1.15V@(1A)
standby current5mA

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

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Similar part numbers from other manufacturers

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

Part numberManufacturerTypePackageKey specs
LD1117AG-1.2V Unisonic Technologies (UTC) Linear Voltage Regulators (LDO) SOT-223-3 Fixed

Frequently asked questions

What is the LD1117AS12TR?

The LD1117AS12TR is a Dropout Regulators(LDO) from STMicroelectronics, supplied in a SOT-223 package. It is listed in our Power Management ICs (PMIC) catalog (Power Management).

What are the specifications of the LD1117AS12TR?

Noise: 100uV; Number of Outputs: 1; Operating Temperature: 0°C~+125°C@(Tj); Output Configuration: Positive; Output Current: 1.2A; Output Type: Fixed; Output Voltage: 1.2V; Power Supply Rejection Ratio (PSRR): 80dB@(120Hz); Voltage - Supply: 10V; Voltage Dropout: 1.15V@(1A); standby current: 5mA.

What package is the LD1117AS12TR in?

The LD1117AS12TR is listed in a SOT-223 package.

Which part numbers are similar to the LD1117AS12TR?

Similar part numbers in our catalog include LD1117AG-1.2V (Unisonic Technologies (UTC)). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.

How can I buy the LD1117AS12TR?

Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=LD1117AS12TR&brand=STMicroelectronics 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.