LP3874EMP-3.3/NOPB The Texas Instruments LP3874EMP-3.3/NOPB is an 800mA fast ultra-low-dropout linear voltage regulator. It features a fixed 3.3V output and operates from a 2.5V to 7V input supply.
Mfr Part #:

LP3874EMP-3.3/NOPB

Available from 3 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LP3874EMP-3.3/NOPB is an 800mA fast ultra-low-dropout linear voltage regulator. It features a fixed 3.3V output and operates from a 2.5V to 7V input supply.
✓ Total Stock: 31,639 pcs
$ Price Range: $1.67

LP3874EMP-3.3/NOPB Available from 3 distributors

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LP3874EMP-3.3/NOPB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Conflict Minerals
Control Features
Current
Load Capacitance
Mounting Type
Number of Regulators
Operating Temperature
Output Configuration
Output Type
PSRR
Protection Features
SVHC Present
Supplier Device Package
Supplier Package
Thermal Resistance
Voltage
Voltage Dropout (Max)

LP3874EMP-3.3/NOPB Description

Short technical summary and product information.

The Texas Instruments LP3874EMP-3.3/NOPB is a high-performance linear voltage regulator designed for various applications requiring stable power delivery. It offers an output current capability of 800mA with an ultra-low dropout voltage, typically 24mV at 80mA and 240mV at 0.8A load current. This device operates from an input voltage range of 2.5V to 7V and provides a fixed 3.3V output with an accuracy of ±1.5% at room temperature.

 

Key features include fast transient response, low quiescent current (typically 5mA, and 10nA in shutdown mode), and protection features such as overcurrent, overtemperature, and short circuit protection. The regulator also includes an ERROR flag to indicate output status and a SENSE option for improved load regulation.

 

Packaged in a SOT-223-5 surface-mount package, the LP3874EMP-3.3/NOPB is suitable for space-constrained designs. Its operating temperature range is -40°C to 125°C, making it robust for demanding environments. Applications include microprocessor power supplies, bus terminators, and battery-powered devices.

LP3874EMP-3.3/NOPB Quick Information

Product Type: Linear Voltage Regulator
Series: LP3874
Canonical Name: Texas Instruments LP3874EMP-3.3/NOPB Linear Voltage Regulator
Subcategory: Low-Dropout (LDO) Regulators

LP3874EMP-3.3/NOPB Compliance

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

LP3874EMP-3.3/NOPB Estimated Pricing

Qty Low High
1+ $1.67 $1.67

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

LP3874EMP-3.3/NOPB Features

  • 800mA output current capability.
  • Ultra-low dropout voltage.
  • Fixed 3.3V output voltage.
  • Fast transient response.
  • SOT-223-5 surface-mount package.

LP3874EMP-3.3/NOPB Applications

  • Suitable for microprocessor power supplies.
  • Used for bus terminators.
  • Ideal for battery-powered applications.
  • Provides stable power for DSPs.
  • Post-regulation applications.

LP3874EMP-3.3/NOPB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LP3874EMP-3.3/NOPB?

The input voltage range is 2.5V to 7V.

What package is the LP3874EMP-3.3/NOPB available in?

It is available in a surface-mount SOT-223-5 package (also TO-261-5).

What is the operating temperature range?

-40°C to +125°C junction temperature.

What is the output voltage and current?

Fixed 3.3V output with 800mA typical current.

What protection features does it have?

Over-current, over-temperature, and short-circuit protection.

What is the dropout voltage?

Typically 240mV at 800mA load, maximum 0.35V.

Does it have an enable pin?

Yes, it includes an enable control feature.

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