REG1117AAlternatives & Equivalent Parts
About REG1117A
REG1117A is a Undefined or Miscellaneous component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | REG1117ASource | REG1117A-1.8 | REG1117A-2.5 | REG1117A-2.5G4 | REG1117A-1.8G4 |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Other | SOT223 (3-Pin) | — | SOT223 (3-Pin) | SOT223 (3-Pin) |
| Pin Count | 4 | 4 | — | 4 | 4 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | — | — | -40.0°C ~ 125.0°C |
| Price | $1.3867 | $1.4400 | $1.4400 | — | $1.4823 |
| Electrical Parameters | |||||
| Pbfree Code | Yes | Yes | Yes | — | — |
| YTEOL | 15 | 15 | 15 | 0 | 0 |
| Adjustability | ADJUSTABLE | FIXED | FIXED | FIXED | FIXED |
| Dropout Voltage1-Max | 1.55 V | 1.55 V | 1.55 V | 1.55 V | 1.55 V |
| Dropout Voltage1-Nom | 1.2 V | 1.2 V | 1.2 V | 1.2 V | 1.2 V |
| Input Voltage-Max | 15 V | 15 V | 15 V | 10 V | 15 V |
| Input Voltage-Min | 3.7 V | 3.8 V | 4.5 V | 4.5 V | 3.8 V |
| Input-Output Voltage Differential-Max | 13.75 V | — | — | — | — |
| Input-Output Voltage Differential-Min | 1.5 V | — | — | — | — |
| JESD-30 Code | R-PDSO-G4 | R-PDSO-G4 | R-PDSO-G4 | R-PDSO-G4 | R-PDSO-G4 |
| JESD-609 Code | e4 | e4 | e4 | e4 | e4 |
| Line Regulation-Max (%/V) | 0.32 | — | — | — | — |
| Load Regulation-Max(%) | 0.4% | — | — | — | — |
| Number of Functions | 1 | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | 1 | 1 |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | 125 °C | 125 °C |
| Operating Temperature TJ-Min | -40 °C | -40 °C | -40 °C | -40 °C | -40 °C |
| Output Current1-Max | 1 A | 1 A | 1 A | 1 A | 1 A |
| Output Voltage1-Max | 13.8 V | 1.836 V | 2.55 V | 2.55 V | 1.836 V |
| Output Voltage1-Min | 1.25 V | 1.764 V | 2.45 V | 2.45 V | 1.764 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223 | SOT-223 | SOT-223 | SOT-223 | SOT-223 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TUBE | TUBE | TUBE | TUBE | TUBE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES | YES | YES | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR | BIPOLAR |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | NICKEL PALLADIUM GOLD | NICKEL PALLADIUM GOLD |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 2.3 mm | 2.3 mm | 2.3 mm | 2.3 mm | 2.3 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | 30 | 30 |
| Voltage Tolerance-Max | 2% | 2% | 2% | 2% | 2% |
| Input Voltage Absolute-Max | — | 15 V | 15 V | 15 V | 15 V |
| Line Regulation-Max | — | 0.007% | 0.007% | 0.007% | 0.007% |
| Load Regulation-Max | — | 0.01% | 0.01% | 0.01% | 0.01% |
| Output Voltage1-Nom | — | 1.8 V | 2.5 V | 2.5 V | 1.8 V |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for REG1117A 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 REG1117A 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 REG1117AFAQ
What is equivalent to REG1117A?
Known equivalents for REG1117A include REG1117A-1.8, REG1117A-2.5, REG1117A-2.5G4. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of REG1117A?
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 REG1117A 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.