LD1117SC-RAlternatives & Equivalent Parts
About LD1117SC-R
LD1117SC-R is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a SOT223 (3-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LD1117SC-RSource | OPA354AIDDA | OPA354AIDDAR | LD1117STR |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | Texas Instruments | STMicroelectronics |
| Package Type | SOT223 (3-Pin) | Small Outline Packages | Small Outline Packages | SOT223 (3-Pin) |
| Pin Count | 3 | 8 | 8 | 3 |
| Temperature Range | — | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — |
| Price | $0.0760 | $1.1400 | $1.2300 | $0.1226 |
| Electrical Parameters | ||||
| Factory Lead Time | 12 Weeks | — | — | 12 Weeks |
| YTEOL | 6 | 15 | 15 | 6 |
| Adjustability | ADJUSTABLE | — | — | ADJUSTABLE |
| Dropout Voltage1-Max | 1.2 V | — | — | 1.2 V |
| Dropout Voltage1-Nom | 1.1 V | — | — | 1.1 V |
| Input-Output Voltage Differential-Max | 13.75 V | — | — | 13.75 V |
| Input-Output Voltage Differential-Min | 1.5 V | — | — | 1.5 V |
| JESD-30 Code | R-PDSO-G4 | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G4 |
| JESD-609 Code | e3 | e3 | e3 | e3 |
| Line Regulation-Max (%/V) | 0.08 | — | — | 0.16 |
| Load Regulation-Max(%) | 1% | — | — | 0.4% |
| Number of Functions | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | — | — | 1 |
| Operating Temperature TJ-Max | 125 °C | — | — | 125 °C |
| Operating Temperature TJ-Min | -40 °C | — | — | — |
| Output Current1-Max | 1.3 A | — | — | 1.3 A |
| Output Voltage1-Max | 15 V | — | — | 15 V |
| Output Voltage1-Min | 1.25 V | — | — | 1.25 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223 | SOP8,.25 | SOP8,.25 | SOT-223 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE |
| Packing Method | TR, 7 INCH | TUBE | TR | TR, 7 INCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES | YES | YES | YES |
| Technology | BIPOLAR | CMOS | CMOS | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.3 mm | 1.27 mm | 1.27 mm | 2.3 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 30 | 30 | NOT SPECIFIED |
| Pbfree Code | — | Yes | Yes | — |
| Amplifier Type | — | OPERATIONAL AMPLIFIER | OPERATIONAL AMPLIFIER | — |
| Architecture | — | VOLTAGE-FEEDBACK | VOLTAGE-FEEDBACK | — |
| Average Bias Current-Max (IIB) | — | 0.00005 µA | 0.00005 µA | — |
| Bandwidth (3dB)-Nom | — | 90 MHz | 90 MHz | — |
| Bias Current-Max (IIB) @25C | — | 0.00005 µA | 0.00005 µA | — |
| Common-mode Reject Ratio-Min | — | 66 dB | 66 dB | — |
| Common-mode Reject Ratio-Nom | — | 80 dB | 80 dB | — |
| Frequency Compensation | — | YES | YES | — |
| Input Offset Current-Max (IIO) | — | 0.00005 µA | 0.00005 µA | — |
| Input Offset Voltage-Max | — | 8000 µV | 8000 µV | — |
| Low-Bias | — | YES | YES | — |
| Low-Offset | — | NO | NO | — |
| Micropower | — | NO | NO | — |
| Power | — | NO | NO | — |
| Programmable Power | — | NO | NO | — |
| Slew Rate-Nom | — | 150 V/us | 150 V/us | — |
| Supply Current-Max | — | 6 mA | 6 mA | — |
| Supply Voltage Limit-Max | — | 7.5 V | 7.5 V | — |
| Supply Voltage-Nom (Vsup) | — | 5 V | 5 V | — |
| Temperature Grade | — | AUTOMOTIVE | AUTOMOTIVE | — |
| Unity Gain BW-Nom | — | 100000 | 100000 | — |
| Voltage Gain-Min | — | 94 | 94 | — |
| Wideband | — | YES | YES | — |
| ## OPA354AIDDA Alternates Showing results | — | Image | — | — |
| ## OPA354AIDDAR Alternates Showing results | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for LD1117SC-R is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating LD1117SC-R replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
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Request Alternatives for LD1117SC-RFAQ
What is equivalent to LD1117SC-R?
Known equivalents for LD1117SC-R include OPA354AIDDA, OPA354AIDDAR, LD1117STR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LD1117SC-R?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify LD1117SC-R alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.