LP2951D

Name: LP2951D
Rating: 4.5 (10 reviews)

LDO Voltage Regulators Adj Micropwr Vltg Reg

5,770 Effective Inventory

LP2951D

Effective Inventory5,770

LDO Voltage Regulators Adj Micropwr Vltg Reg

Manufacturer Part # : LP2951D
Package/Case: SOIC-8
Brand: Texas Instruments
Product Categories : Voltage Regulators - Linear, Low Drop Out (LDO) Regulators

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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.

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Service & Packaging

About After Sales Service

All Parts Extended Quality Guarantee

Initiate the application within 90 days from the shipment date.

Confirm the return or exchange with our staff.

Maintain the goods in their original condition as received.

Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]

About packaging

Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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LP2951D DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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Details

Furthermore, the LP2951D boasts a wide input voltage range and high precision, guaranteeing a stable output voltage even under varying loads and fluctuating input power levels. Equipped with essential protective features like thermal shutdown and current limiting, this regulator shields both the IC and connected circuitry from potential damage caused by overheating or excessive current. Offered in a standard 8-pin SOIC package, the LP2951D is easy to integrate into a multitude of electronic designs, providing reliability and performance in a compact and convenient form factor

Key Features

The LP29 series is designed for high-reliability applications
It offers low dropout voltage and a current output capability of 100mA
The device also includes thermal shutdown and short circuit protection features

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Output options	Adjustable Output, Fixed Output	Iout (max) (A)	0.1
Vin (max) (V)	30	Vin (min) (V)	2
Vout (max) (V)	29	Vout (min) (V)	1.2
Fixed output options (V)	3, 3.3, 5	Noise (µVrms)	160
Iq (typ) (mA)	0.075	Thermal resistance θJA (°C/W)	52, 97
Rating	Catalog	Load capacitance (min) (µF)	1
Regulated outputs (#)	1	Features	Enable, Power good
Accuracy (%)	3	PSRR at 100 KHz (dB)	57
Dropout voltage (Vdo) (typ) (mV)	380	Operating temperature range (°C)	-40 to 125

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification LP2951D PDF Download

FAQs

What is LP2951D?

The LP2951D is a low-power, low-dropout voltage regulator designed by Texas Instruments. It is ideal for applications requiring stable and precise voltage regulation with low dropout voltage, such as battery-powered devices, portable equipment, and automotive electronics.

How Does LP2951D Work?

The LP2951D operates as a linear voltage regulator that maintains a stable output voltage even as the input voltage varies. It uses a PNP pass transistor to regulate the output voltage, ensuring a low dropout voltage. The regulator also features overcurrent and thermal shutdown protection for added reliability.

How Many Pins does LP2951D have and What are the Functions of the Pinout Configuration?

The LP2951D is housed in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pinout configuration includes:

VOUT: Regulated output voltage pin.
VIN: Input voltage pin.
GND: Ground pin.
EN: Enable pin for turning the regulator on/off.
BY-PASS: Bypass pin for noise reduction and stability improvement.
ADJ: Adjust pin for setting the output voltage (for adjustable versions).

What are the Pros and Cons of LP2951D?

Pros:

Low Dropout Voltage: Maintains stable output voltage even with low input voltage.
Low Quiescent Current: Operates with low power consumption, ideal for battery-operated devices.
Overcurrent Protection: Ensures protection against excessive current flow.
Thermal Shutdown: Protects the device from overheating.
Compact Package: The 8-pin SOIC package is easy to integrate into various designs.

Cons:

Fixed Output Voltage: Some versions of the LP2951D have a fixed output voltage, limiting flexibility in voltage selection.
External Components: May require external capacitors or resistors for proper operation in certain configurations.
Noisy Environments: Sensitivity to noise may require careful layout and filtering for noise reduction.

Are There Any Equivalents/Alternatives to LP2951D for Recommendation?

The LM2937 from Texas Instruments is a similar low-dropout voltage regulator with various fixed voltage options.
Alternatives to the LP2951D include the LT1763 from Analog Devices and the MCP1702 from Microchip Technology.

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LP2951D

LP2951D

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