DistyParts Icon
LM1117MPX-3.3 The Texas Instruments LM1117MPX-3.3 is an 800mA linear voltage regulator with a fixed 3.3V output. It is designed for surface mount applications and operates within a 0°C to 125°C temperature range.
Mfr Part #:

LM1117MPX-3.3

Available from 9 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LM1117MPX-3.3 is an 800mA linear voltage regulator with a fixed 3.3V output. It is designed for surface mount applications and operates within a 0°C to 125°C temperature range.
✓ Total Stock: 138,862 pcs
$ Price Range: $0.28

LM1117MPX-3.3 Available from 9 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Romaks Technologies ✓
Non-Authorised Inventory information
124,690 pcs
On Request
124690 pcs On Request 1 On Request On Request On Request On Request On Request
Fe Components ✓
Non-Authorised Inventory information
5,000 pcs
On Request
5000 pcs On Request 1 On Request On Request On Request On Request On Request
Optech Co.,Limited ✓
Non-Authorised Inventory information
3,851 pcs
On Request
3851 pcs On Request 1 On Request On Request 21 On Request On Request
Smaxon Electronics ✓
Non-Authorised Inventory information
2,016 pcs
On Request
2016 pcs On Request 1 On Request On Request 1544+ On Request On Request
Speed Components Ltd ✓
Non-Authorised Inventory information
2,000 pcs
On Request
2000 pcs On Request 1 On Request On Request 04 06 On Request On Request
Partservice ✓
Non-Authorised Inventory information
1,066 pcs
On Request
1066 pcs On Request 1 On Request On Request On Request On Request On Request
Risen Electronics ✓
Non-Authorised Inventory information
170 pcs
On Request
170 pcs On Request 1 On Request On Request On Request On Request 2026-02-16 21:33:16
PROSOFT ELECTRONICS ✓
Non-Authorised Inventory information
50 pcs
On Request
50 pcs On Request 1 On Request On Request 0218P/ On Request On Request
Hybrid Electronics ✓
Non-Authorised Inventory information
19 pcs
On Request
19 pcs On Request 1 On Request On Request On Request On Request On Request
DistyParts aggregates offers from multiple distributors. Final prices, lead times and terms are subject to the distributors' discretion and may change without prior notice. DistyParts is not liable for any discrepancies.

LM1117MPX-3.3 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
AEC Qualified
Automotive Grade
Current
Halogen Free
Industrial Grade
Lead Style
Medical Grade
Military Grade
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Current
Output Type
PSRR
Protection Features
SVHC Present
Storage Temperature
Supplier Device Package
Tape & Reel
Voltage
Voltage Dropout (Max)
View Similar Products (0)

LM1117MPX-3.3 Description

Short technical summary and product information.

The Texas Instruments LM1117MPX-3.3 is a fixed 3.3V linear voltage regulator capable of supplying up to 800mA of output current. It features a low dropout voltage of 1.2V at 800mA load current, making it suitable for applications where efficient power regulation is critical.

 

This regulator includes over-current and over-temperature protection features for enhanced reliability. It is housed in a space-saving SOT-223-4 package, designed for surface mount assembly. The operating temperature range is from 0°C to 125°C.

 

With its fixed output voltage, current limiting, and thermal shutdown, the LM1117MPX-3.3 is a robust choice for various power management applications requiring stable voltage regulation. Its line regulation is a maximum of 0.2%, and load regulation is a maximum of 0.4%.

LM1117MPX-3.3 Quick Information

Product Type: Linear Voltage Regulator
Canonical Name: LM1117MPX-3.3 800mA 3.3V Linear Voltage Regulator
Subcategory: Linear

LM1117MPX-3.3 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

LM1117MPX-3.3 Estimated Pricing

Qty Low High
1+ $0.28 $0.28

Estimated market price range - modelled values for guidance only, not live distributor offers.

LM1117MPX-3.3 Features

  • 800mA output current capability.
  • Fixed 3.3V output voltage.
  • Low 1.2V dropout voltage.
  • Surface mount SOT-223-4 package.
  • Over-current and thermal protection.

LM1117MPX-3.3 Applications

  • Powering sensitive electronic circuits.
  • Voltage regulation in portable devices.
  • Post-regulation for switching supplies.
  • Battery-powered equipment.

LM1117MPX-3.3 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output voltage of the LM1117MPX-3.3?

3.3V fixed.

What is the maximum output current?

800mA.

What is the dropout voltage?

1.2V at 800mA.

What is the operating temperature range?

0°C to 125°C.

What package does the LM1117MPX-3.3 come in?

SOT-223-4 (also TO-261-4, TO-261AA).

What protection features does it have?

Over current and over temperature protection.

What is the PSRR?

75dB at 120Hz.

Home

Categories