STMicroelectronics · Voltage Regulators - Linear, Low Drop Out (LDO) Regulators
LD1117ASTR
STMicroelectronics Voltage Regulators - Linear, Low Drop Out (LDO) Regulators · SOT-223-3
Request a quote for LD1117ASTRThe LD1117ASTR is a Voltage Regulators - Linear, Low Drop Out (LDO) Regulators from STMicroelectronics, supplied in a SOT-223-3 package. It is listed in our Linear & LDO Regulators catalog (Power Management).
Key specifications of the LD1117ASTR: output current 1A, output voltage 1.25V~15V, standby current 5mA, operating temperature 0°C~+125°C@(Tj), noise 100uV and number of outputs 1.
PartnerSemi sources the LD1117ASTR 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 number | LD1117ASTR |
|---|---|
| Manufacturer | STMicroelectronics |
| Product type | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators |
| Category | Linear & LDO Regulators |
| Package / case | SOT-223-3 |
| Noise | 100uV |
| Number of Outputs | 1 |
| Operating Temperature | 0°C~+125°C@(Tj) |
| Output Configuration | Positive |
| Output Current | 1A |
| Output Type | Adjustable |
| Output Voltage | 1.25V~15V |
| Power Supply Rejection Ratio (PSRR) | 80dB@(120Hz) |
| Voltage - Supply | 10V |
| Voltage Dropout | 1.3V@(1A) |
| standby current | 5mA |
Specifications are indicative and taken from public catalog data; always verify against the manufacturer's datasheet.
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|---|---|---|
| LD1117A | LDO regulator | |
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| LD1117ADT33TR | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
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Similar part numbers from other manufacturers
Similar numbering only — not a confirmed equivalent. Ask us to check compatibility.
| Part number | Manufacturer | Type | |
|---|---|---|---|
| LD1117-ADJ | HXY MOSFET | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117-ADJ | UMW Youtai Semiconductor Co Ltd | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117AG-1.5V | Unisonic Technologies (UTC) | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117AG-5.0V | Unisonic Technologies (UTC) | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117AG-1.8V-A | Unisonic Technologies (UTC) | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117AG-3.3V-A | Unisonic Technologies (UTC) | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117AG-ADJ-A | Unisonic Technologies (UTC) | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | |
| LD1117AG-12-AA3-A-R | Unisonic Technologies (UTC) | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators |
Frequently asked questions
What is the LD1117ASTR?
The LD1117ASTR is a Voltage Regulators - Linear, Low Drop Out (LDO) Regulators from STMicroelectronics, supplied in a SOT-223-3 package. It is listed in our Linear & LDO Regulators catalog (Power Management).
What are the specifications of the LD1117ASTR?
Noise: 100uV; Number of Outputs: 1; Operating Temperature: 0°C~+125°C@(Tj); Output Configuration: Positive; Output Current: 1A; Output Type: Adjustable; Output Voltage: 1.25V~15V; Power Supply Rejection Ratio (PSRR): 80dB@(120Hz); Voltage - Supply: 10V; Voltage Dropout: 1.3V@(1A); standby current: 5mA.
What package is the LD1117ASTR in?
The LD1117ASTR is listed in a SOT-223-3 package.
Which part numbers are similar to the LD1117ASTR?
Similar part numbers in our catalog include LD1117-ADJ (HXY MOSFET), LD1117-ADJ (UMW Youtai Semiconductor Co Ltd), LD1117AG-1.5V (Unisonic Technologies (UTC)), LD1117AG-5.0V (Unisonic Technologies (UTC)), LD1117AG-1.8V-A (Unisonic Technologies (UTC)) and LD1117AG-3.3V-A (Unisonic Technologies (UTC)). Similar numbering does not guarantee compatibility; check the datasheets or ask us to confirm.
How can I buy the LD1117ASTR?
Request a quote from PartnerSemi at https://www.partnersemi.com/rfq/?mpn=LD1117ASTR&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.