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

LP3874EMP-ADJ/NOPB

Available from 4 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LP3874EMP-ADJ/NOPB is an 800mA adjustable low-dropout linear voltage regulator. It operates from a 2.5V to 7V input supply and features a fast transient response.
✓ Total Stock: 2,760 pcs
$ Price Range: $1.67

LP3874EMP-ADJ/NOPB Available from 4 distributors

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2,139 pcs
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LP3874EMP-ADJ/NOPB Specifications Quick View

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

LP3874EMP-ADJ/NOPB Description

Short technical summary and product information.

The Texas Instruments LP3874EMP-ADJ/NOPB is a fast ultra-low-dropout linear regulator designed for applications requiring quick load transient response. It operates from an input voltage range of 2.5V to 7V and can supply up to 800mA of current.

 

This adjustable regulator offers an ultra-low dropout voltage, typically 24mV at 80mA and 240mV at 0.8A. It features a low quiescent current of 6mA at 0.8A load and only 10nA in shutdown mode, making it suitable for battery-powered applications. The device includes overcurrent, overtemperature, and short-circuit protection features.

 

The LP3874EMP-ADJ/NOPB is available in a SOT-223-5 surface-mount package. It operates within a junction temperature range of -40°C to +125°C. The regulator provides an output voltage accuracy of ±1.5% at room temperature and ±3% over all conditions.

 

Key electrical characteristics include a PSRR of 73dB to 57dB at 120Hz and an enable control feature. This regulator is well-suited for microprocessor power supplies, bus terminators, and other low-voltage applications.

LP3874EMP-ADJ/NOPB Quick Information

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

LP3874EMP-ADJ/NOPB Compliance

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

LP3874EMP-ADJ/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-ADJ/NOPB Features

  • 800mA adjustable low-dropout linear regulator.
  • Fast transient response for dynamic loads.
  • Low quiescent current operation.
  • Wide input voltage range of 2.5V to 7V.
  • SOT-223-5 surface mount package.

LP3874EMP-ADJ/NOPB Applications

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

LP3874EMP-ADJ/NOPB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the output current rating of the LP3874EMP-ADJ/NOPB?

The LP3874EMP-ADJ/NOPB has a nominal output current rating of 0.8 A (800 mA).

What is the input voltage range for this regulator?

The input voltage range is 2.5 V to 7 V.

What is the dropout voltage at full load?

The maximum dropout voltage at 800 mA is 0.35 V, with a typical value of 0.24 V.

What is the operating temperature range?

The operating junction temperature range is -40°C to +125°C.

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

It is available in a surface mount SOT-223-5 package, also referenced as TO-261-5 and TO-261AB.

Does the LP3874EMP-ADJ/NOPB have protection features?

Yes, it includes over current, over temperature, and short circuit protection.

What is the quiescent current in shutdown mode?

The typical quiescent current in shutdown mode is 10 nA.

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