LP2951-33DR The Texas Instruments LP2951-33DR is a linear, low-dropout voltage regulator designed for adjustable or fixed output voltages up to 29V. It features enable and power good functionalities.
Mfr Part #:

LP2951-33DR

Available from 7 distributors
Mfr Name: Texas Instruments
Texas Instruments
The Texas Instruments LP2951-33DR is a linear, low-dropout voltage regulator designed for adjustable or fixed output voltages up to 29V. It features enable and power good functionalities.
✓ Total Stock: 59,748 pcs
$ Price Range: $0.28

LP2951-33DR Available from 7 distributors

✓ Authorised
✓ Non-Authorised

LP2951-33DR Specifications Quick View

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

LP2951-33DR Description

Short technical summary and product information.

The Texas Instruments LP2951-33DR is a versatile linear voltage regulator offering an adjustable or fixed output voltage range from 1.2V to 29V. It can accept an input voltage up to 30V and provide a maximum output current of 0.1A. This device is designed for applications requiring stable power, featuring an enable pin for control and a power good output signal.

 

Key electrical characteristics include a typical quiescent current of 0.075 mA and a low dropout voltage of 380 mV at 100 mA. It also provides a Power Supply Rejection Ratio (PSRR) of 57 dB at 100 KHz and noise levels of 160 µVrms. Protection features include over current, over temperature, and short circuit protection.

 

The LP2951-33DR is available in an 8-SOIC package suitable for surface mounting. Its operating temperature range is -40°C to 125°C, making it suitable for a variety of environmental conditions. The regulator has a single regulated output and requires a minimum load capacitance of 1 µF.

LP2951-33DR Quick Information

Product Type: Voltage Regulator
Series: LP2951
Canonical Name: LP2951-33DR Low-Dropout Voltage Regulator
Subcategory: Low-Dropout (LDO) Regulator

LP2951-33DR Compliance

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

LP2951-33DR Estimated Pricing

Qty Low High
1+ $0.28 $0.28

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

LP2951-33DR Features

  • Adjustable output from 1.2V to 29V.
  • Fixed 3V, 3.3V, 5V output options.
  • 100mA maximum output current.
  • 2V to 30V input voltage range.
  • Enable and power-good control features.

LP2951-33DR Applications

  • Stable power supply applications.
  • Systems requiring voltage regulation.
  • Low quiescent current designs.
  • Applications needing enable control.

LP2951-33DR FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the LP2951-33DR?

The input voltage range is 2V to 30V.

What output voltage options does the LP2951-33DR support?

The output is adjustable from 1.2V to 29V, with fixed 3V, 3.3V, and 5V options.

What package is the LP2951-33DR offered in?

The LP2951-33DR is available in an 8-SOIC surface-mount package (0.154", 3.90mm width).

What is the operating temperature range of the LP2951-33DR?

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

What is the maximum output current of the LP2951-33DR?

The maximum output current is 100mA.

What protection features does the LP2951-33DR include?

The LP2951-33DR includes overcurrent, over-temperature, and short-circuit protection.

What is the typical dropout voltage of the LP2951-33DR?

Typical dropout voltage is 380mV, with a maximum of 0.6V at 100mA load.

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