Texas Instruments LM1117MPX-5.0
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $4.52 | $4.52 |
| 15+ | $1.96 | $29.40 |
| 25+ | $1.92 | $48.00 |
| 50+ | $1.81 | $90.50 |
| 100+ | $1.60 | $160.00 |
| N+ | $0.32 | Price Inquiry |
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| Product attributes | Property Value |
| Manufacturer | Texas Instruments |
| Product Series | |
| Packaging | Cut Tape (CT) | Tape & Reel (TR) |
| Output Configuration | Positive |
| Output Type | Fixed |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 15V |
| Voltage - Output (Min/Fixed) | 5V |
| Voltage - Output (Max) | - |
| Voltage Dropout (Max) | 1.2V @ 800mA |
| Current - Output | 800mA |
| Current - Quiescent (Iq) | 5 mA |
| Current - Supply (Max) | 10 mA |
| PSRR | 75dB (120Hz) |
| Control Features | - |
| Protection Features | Over Current, Over Temperature |
| Operating Temperature | 0°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-261-4, TO-261AA |
| Supplier Device Package | SOT-223-4 |
| ROHS |
The LM1117MPX-5.0 is a fixed 5V low dropout linear regulator capable of delivering 800mA of output current. With a dropout voltage of 1.2V at full load, it efficiently regulates from higher input rails. The device offers excellent ripple rejection of 75dB at 120Hz, ensuring a clean output for sensitive electronics. Packaged in a compact SOT-223-4, it is widely used in consumer, industrial, and embedded applications requiring a reliable 5V supply.
- High Ripple Rejection: 75dB at 120Hz provides clean power for audio and precision analog circuits.
- Robust Current Handling: 800mA output supports multiple ICs and peripherals.
- Compact SOT-223 Package: Easy to solder and suitable for space-limited PCBs.
- Proven Reliability: A widely adopted regulator with a long track record in industrial designs.
5V Logic and Microcontroller Supplies
The LM1117MPX-5.0 provides a stable 5V rail for microcontrollers, logic ICs, and peripheral interfaces, with 800mA capacity for multiple loads.
Industrial Control Panels
Its SOT-223 package and 75dB PSRR at 120Hz make it suitable for industrial controllers, rejecting line noise from motors and relays.
Set-Top Boxes and Media Players
Powering audio codecs and video processors, this regulator delivers clean 5V with low ripple, ensuring high-quality media output.
Arduino and Maker Projects
As a drop-in 5V regulator, it supports hobbyist boards and sensors, offering reliable performance with up to 800mA for expansion modules.
Telecom Equipment
In base stations and routers, the LM1117MPX-5.0 powers line drivers and interface circuits, maintaining stable 5V under varying load conditions.
Battery Chargers
It can regulate 5V for charging circuits in portable devices, providing a steady supply for charging ICs and status LEDs.
- Q: What is the output voltage of the LM1117MPX-5.0?
- A: The fixed output voltage is 5.0V.
- Q: What is the maximum output current?
- A: It can provide up to 800mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for recommended operating conditions.
- Q: What is the dropout voltage?
- A: The dropout voltage is 1.2V at 800mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 5 mA.
- Q: What package is available?
- A: It is available in a SOT-223-4 surface-mount package.
- Q: What is the output voltage of the LM1117MPX-5.0?
- A: The fixed output voltage is 5.0V.
- Q: What is the maximum output current?
- A: It can provide up to 800mA of output current.
- Q: What is the input voltage range?
- A: The input voltage range is not specified in the provided data; refer to the datasheet for recommended operating conditions.
- Q: What is the dropout voltage?
- A: The dropout voltage is 1.2V at 800mA load.
- Q: What is the quiescent current?
- A: The quiescent current is 5 mA.
- Q: What package is available?
- A: It is available in a SOT-223-4 surface-mount package.

LM1117MPX-5.0.pdf