LM1117MPX-ADJ/NOPBIn StockTexas Instruments
LM1117MPX-ADJ/NOPB is an 800mA adjustable low-dropout linear regulator from Texas Instruments. It features 1.2V typical dropout voltage, 15V maximum input, and internal current limiting. From $0.1575, in stock worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- SOT223 (3-Pin)
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- LM1117MPX-ADJ/NOPB Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $0.1575(MOQ 1)
- Temp Range
- ?°C to 125.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 800mA continuous output current with internal current limit protection
- Low 1.2V typical dropout voltage for efficient regulation
- Wide input voltage range: 2.6V to 15V
- Adjustable output voltage configuration for flexible designs
- Compact SOT-223 4-pin package for space-saving PCB layouts
- RoHS compliant, lead-free construction
Applications
The LM1117MPX-ADJ/NOPB is widely used in portable electronics and battery-powered devices where efficient voltage regulation is critical. It is suitable for post-regulator applications in distributed power systems, FPGA/DSP core voltage supplies, and USB-powered equipment. Its adjustable output and low dropout characteristics also make it ideal for industrial control boards and telecommunications infrastructure requiring precise, stable voltages.
Specifications
| Pbfree Code | Yes |
| YTEOL | 15 |
| Adjustability | ADJUSTABLE |
| Dropout Voltage1-Max | 1.3V |
| Dropout Voltage1-Nom | 1.2V |
| Input Voltage-Max | 15V |
| Input Voltage-Min | 2.6V |
| Input-Output Voltage Differential-Max | 13.75V |
| Input-Output Voltage Differential-Min | 1.5V |
| JESD-30 Code | R-PDSO-G4 |
| JESD-609 Code | e3 |
| Line Regulation-Max (%/V) | 0.013 |
| Load Regulation-Max(%) | 0.4% |
| Number of Functions | 1 |
| Number of Outputs | 1 |
| Operating Temperature TJ-Max | 125°C |
| Output Current1-Max | 0.8A |
| Output Voltage1-Max | 13.8V |
| Output Voltage1-Min | 1.25V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE |
| Packing Method | TR |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 2.3mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Tolerance-Max | 3% |
| ## LM1117MPX-ADJ/NOPB Alternates Showing results | Image |
| Package | SOT223 (3-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for LM1117MPX-ADJ/NOPB:
Regulator, 1.25V Min, 13.8V Max, 1.4V Dropout, BIPolar, PDSO4
Regulator, 1.25V Min, 13.8V Max, 1.3V Dropout, BIPolar, PDSO4
suggested
Frequently Asked Questions
What is the output voltage range of the LM1117MPX-ADJ/NOPB?
The LM1117MPX-ADJ/NOPB is an adjustable version, allowing output voltages to be set from approximately 1.25V up to 13.8V using two external resistors. This flexibility makes it suitable for a wide variety of power supply designs requiring custom voltage rails.
What is the maximum input voltage and dropout voltage for this regulator?
The LM1117MPX-ADJ/NOPB supports a maximum input voltage of 15V. Its typical dropout voltage is 1.2V and the maximum is 1.3V at full 800mA load, enabling efficient regulation even when the input-output differential is small.
What package does the LM1117MPX-ADJ/NOPB come in and is it lead-free?
This part comes in a SOT-223 4-pin surface-mount package, which is compact and thermally efficient for PCB layouts. It is fully RoHS compliant and lead-free (NOPB designation), meeting modern environmental requirements.
What are typical applications for the LM1117MPX-ADJ/NOPB?
Common applications include FPGA and DSP core voltage supplies, post-regulators in distributed power systems, USB-powered devices, portable consumer electronics, and industrial control boards. Its 800mA current capability and low dropout voltage make it versatile across many use cases.
Are there pin-compatible alternatives to the LM1117MPX-ADJ/NOPB?
Yes, several LDO regulators are compatible, including the AMS1117-ADJ and MCP1827-ADJ. However, always verify dropout voltage, maximum current rating, and thermal characteristics before substituting, as performance parameters may differ from the LM1117MPX-ADJ/NOPB.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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