Texas Instruments LM1117IDTX-ADJ/NOPB
| Quantity | Unit Price | Total Price |
|---|---|---|
| 1 | $1.22 | $1.22 |
| 15+ | $1.18 | $17.70 |
| 25+ | $1.15 | $28.75 |
| 50+ | $1.09 | $54.50 |
| 100+ | $0.96 | $96.00 |
| N+ | $0.19 | 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 | Adjustable |
| Number of Regulators | 1 |
| Voltage - Input (Max) | 15V |
| Voltage - Output (Min/Fixed) | 1.25V |
| Voltage - Output (Max) | 13.8V |
| 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 | -40°C ~ 125°C |
| Grade | - |
| Qualification | - |
| Mounting Type | Surface Mount |
| Package / Case | TO-252-3, DPAK (2 Leads + Tab), SC-63 |
| Supplier Device Package | TO-252-3 |
| ROHS |
The LM1117IDTX-ADJ/NOPB from Texas Instruments is an adjustable linear regulator with a 1.25V reference, capable of outputting up to 13.8V. It delivers 800mA in a TO-252-3 package, with a dropout of 1.2V at full load. The quiescent current is 5 mA, and PSRR is 75dB at 120Hz. This versatile regulator suits applications requiring a customizable voltage rail.
- Adjustable Output: Set any voltage from 1.25V to 13.8V with external resistors, offering design flexibility.
- High PSRR: 75dB at 120Hz ensures minimal ripple, critical for analog and RF circuits.
- Robust Current: 800mA supports moderate loads without external pass transistors.
- Wide Input Range: Handles inputs up to 15V, making it suitable for various supply rails.
Variable Power Supplies
As an adjustable regulator, it enables precise output voltages from 1.25V to 13.8V, ideal for bench supplies and prototyping.
FPGA and DSP Core Supplies
Provides a stable, adjustable core voltage for FPGAs and DSPs, with 800mA capability and 75dB PSRR at 120Hz for clean operation.
Battery Chargers
Used in charging circuits where a programmable output voltage is needed for different battery chemistries.
Audio Preamplifiers
Powers analog front-ends with a low-noise adjustable rail, ensuring high signal integrity.
Industrial Process Control
Regulates sensor excitation voltages and loop-powered transmitters, offering flexibility in calibration.
Networking Equipment
Provides adjustable voltages for PHY and switch ICs, accommodating various I/O standards.
- Q: What is the output voltage of the LM1117IDTX-ADJ/NOPB?
- A: It is adjustable, with a reference voltage of 1.25V, allowing output up to 13.8V.
- Q: What is the maximum output current?
- A: It can deliver up to 800mA.
- Q: What is the input voltage range?
- A: The input voltage is 1.25V (reference) and can go up to 15V for higher outputs.
- Q: What is the dropout voltage?
- A: Dropout is 1.2V typical at 800mA load.
- Q: What is the quiescent current?
- A: Quiescent current is 5 mA.
- Q: What package is available?
- A: It comes in a TO-252-3 (DPAK) package.
- Q: What is the output voltage of the LM1117IDTX-ADJ/NOPB?
- A: It is adjustable, with a reference voltage of 1.25V, allowing output up to 13.8V.
- Q: What is the maximum output current?
- A: It can deliver up to 800mA.
- Q: What is the input voltage range?
- A: The input voltage is 1.25V (reference) and can go up to 15V for higher outputs.
- Q: What is the dropout voltage?
- A: Dropout is 1.2V typical at 800mA load.
- Q: What is the quiescent current?
- A: Quiescent current is 5 mA.
- Q: What package is available?
- A: It comes in a TO-252-3 (DPAK) package.

LM1117IDTX-ADJ/NOPB.pdf