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Part Details for LM1117T-ADJ by Texas Instruments
Results Overview of LM1117T-ADJ by Texas Instruments
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (2 replacements)
- CAD Models: (Available)
- Number of Functional Equivalents: (1 option)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
LM1117T-ADJ Information
LM1117T-ADJ by Texas Instruments is a Linear Regulator IC.
Linear Regulator ICs are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Available Datasheets
| Part # | Manufacturer | Description | Datasheet |
|---|---|---|---|
| TCKE712BNL | Toshiba Electronic Devices & Storage Corporation | eFuse IC (electronic Fuse), 4.4 to 13.2 V, 3.65 A, Latch, Adjustable Over Voltage Protection, WSON10 | |
| CA3085B | Rochester Electronics LLC | CA3085 - Adjustable Positive Standard Regulator | |
| CA3085AE | Rochester Electronics LLC | CA3085 - Adjustable Positive Standard Regulator, 1.6V Min, 37V Max, BIPolar, PDIP8 |
Part Details for LM1117T-ADJ
LM1117T-ADJ CAD Models
LM1117T-ADJ Part Data Attributes
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LM1117T-ADJ
Texas Instruments
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Datasheet
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LM1117T-ADJ
Texas Instruments
1.25 V-13.8V ADJUSTABLE POSITIVE LDO REGULATOR, 1.3V DROPOUT, PSFM3, TO-220, 3 PIN
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| Pbfree Code | No | |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
| Part Package Code | SFM | |
| Package Description | TO-220, 3 PIN | |
| Pin Count | 3 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8542.39.00.01 | |
| Samacsys Manufacturer | Texas Instruments | |
| Adjustability | ADJUSTABLE | |
| Dropout Voltage1-Max | 1.3 V | |
| Dropout Voltage1-Nom | 1.2 V | |
| Input-Output Voltage Differential-Max | 13.75 V | |
| Input-Output Voltage Differential-Min | 1.5 V | |
| JESD-30 Code | R-PSFM-T3 | |
| JESD-609 Code | e0 | |
| Line Regulation-Max (%/V) | 0.013 | |
| Load Regulation-Max(%) | 0.4% | |
| Moisture Sensitivity Level | 1 | |
| Number of Functions | 1 | |
| Number of Outputs | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature TJ-Max | 125 °C | |
| Operating Temperature TJ-Min | ||
| Output Current1-Max | 0.8 A | |
| Output Voltage1-Max | 13.8 V | |
| Output Voltage1-Min | 1.25 V | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Code | TO-220 | |
| Package Equivalence Code | SIP3,.1TB | |
| Package Shape | RECTANGULAR | |
| Package Style | FLANGE MOUNT | |
| Packing Method | RAIL | |
| Qualification Status | Not Qualified | |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR | |
| Surface Mount | NO | |
| Technology | BIPOLAR | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Pitch | 2.54 mm | |
| Terminal Position | SINGLE |
Alternate Parts for LM1117T-ADJ
This table gives cross-reference parts and alternative options found for LM1117T-ADJ. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of LM1117T-ADJ, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| LM1117T-ADJ/NOPB | Texas Instruments | $1.0081 | 800-mA 15-V linear voltage regulator 3-TO-220 0 to 125 | LM1117T-ADJ vs LM1117T-ADJ/NOPB |
| LM1117T-ADJ | National Semiconductor Corporation | Check for Price | IC VREG 1.25 V-13.8 V ADJUSTABLE POSITIVE LDO REGULATOR, 1.3 V DROPOUT, PSFM3, TO-220, 3 PIN, Adjustable Positive Single Output LDO Regulator | LM1117T-ADJ vs LM1117T-ADJ |
LM1117T-ADJ Frequently Asked Questions (FAQ)
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The minimum input voltage required for the LM1117T-ADJ to operate is 3V, but it's recommended to have at least 1.5V of headroom above the output voltage to ensure proper regulation.
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While the LM1117T-ADJ can handle up to 1A of output current, it's not recommended for high-current applications due to thermal limitations. For high-current applications, consider using a heat sink or a more suitable regulator like the LM2675 or LM338.
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To adjust the output voltage, connect a resistor divider network between the output and the ADJ pin. The output voltage can be calculated using the formula: Vout = 1.25V * (1 + R1/R2), where R1 and R2 are the resistors in the divider network.
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No, the LM1117T-ADJ is not a low-dropout regulator (LDO). It has a dropout voltage of around 1.5V, which means it requires a minimum input voltage of 1.5V above the output voltage to maintain regulation. For LDO applications, consider using a regulator like the TLV703 or TPS63050.
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Yes, the LM1117T-ADJ can be used in battery-powered devices, but consider the quiescent current (IQ) of around 5mA, which can affect battery life. For battery-powered devices, consider using a low-IQ regulator like the TLV703 or TPS63050.