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Home Products Integrated Circuits (ICs)PMIC - Voltage Regulators - Linear~~LP3988IMF-3.3~~

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LP3988IMF-3.3 - Texas Instruments

Name: Texas Instruments LP3988IMF-3.3
Brand: Texas Instruments
SKU: LP3988IMF-3.3
Availability: InStock
Rating: 5 (8 reviews)

Manufacturer Part Number: LP3988IMF-3.3

Manufacturer: Texas Instruments

Allelco Part Number: 32D-LP3988IMF-3.3

Warranty: 1 Year Allelco Warranty - Find out more

Parts Description: IC REG LINEAR 3.3V 150MA SOT23-5

Package: SOT-23-5

Data sheet: 1.LP3988IMF-3.3.pdf ...

Datasheets
LP3988.pdf

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Specifications

LP3988IMF-3.3 Tech Specifications
Texas Instruments - LP3988IMF-3.3 technical specifications, attributes, parameters and parts with similar specifications to Texas Instruments - LP3988IMF-3.3

Product Attribute	Attribute Value
Manufacturer	Texas Instruments
Voltage Dropout (Max)	0.15V @ 150mA
Voltage - Output (Min/Fixed)	3.3V
Voltage - Output (Max)	-
Voltage - Input (Max)	6V
Supplier Device Package	SOT-23-5
Series	-
Protection Features	Over Temperature, Short Circuit
Package / Case	SC-74A, SOT-753
Package	Tape & Reel (TR)
PSRR	65dB ~ 45dB (1kHz ~ 10kHz)

Product Attribute	Attribute Value
Output Type	Fixed
Output Configuration	Positive
Operating Temperature	-40°C ~ 125°C
Number of Regulators	1
Mounting Type	Surface Mount
Current - Supply (Max)	200 µA
Current - Quiescent (Iq)	120 µA
Current - Output	150mA
Control Features	Enable, Power Good
Base Product Number	LP3988

Environmental & Export Classifications

ATTRIBUTE	DESCRIPTION
RoHs Status	RoHS non-compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)
REACH Status	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Parts Introduction

Manufacturer Part Number

LP3988IMF-3.3

Manufacturer

Texas Instruments

Introduction

Linear Low Dropout Regulator for Power Management

Product Features and Performance

Fixed 3.3V Output Voltage

Low Dropout Voltage of 0.15V @ 150mA

Max Input Voltage of 6V

Single Regulator

Power Supply Rejection Ratio (PSRR) of 65dB ~ 45dB from 1kHz to 10kHz

Enable and Power Good Control Features

Over Temperature and Short Circuit Protection

Product Advantages

High PSRR improves supply noise rejection

Low quiescent current aids in energy efficiency

Small form factor suitable for space-constrained applications

Key Technical Parameters

Output Configuration: Positive

Current - Output: 150mA

Current - Quiescent (Iq): 120 µA

Current - Supply (Max): 200 µA

Quality and Safety Features

Built-in Thermal Over Temperature Protection

Short Circuit Protection Mechanism

Compatibility

Surface Mount SC-74A, SOT-753 compatible

SOT-23-5 device package

Application Areas

Portable Electronics

Wireless and RF Systems

Power Supplies for Microprocessors and DSPs

Product Lifecycle

Obsolete

Consult manufacturer for replacement or upgrade options

Several Key Reasons to Choose This Product

Consistent performance across a wide temperature range (-40°C ~ 125°C)

Energy-efficient operation ideal for battery-powered devices

Enables stable voltage supply for sensitive electronic components

Compact package eases integration into varied circuit designs

Parts with Similar Specifications

The three parts on the right have similar specifications to Texas Instruments LP3988IMF-3.3

Product Attribute
Part Number	LP3988IMF-3.3/NOPB	LP3988IMF-3.0	LP3988IMFX-3.0/NOPB-NS	LP3988IMFX-3.0/NOPB
Manufacturer	Texas Instruments	Texas Instruments	National Semiconductor	Texas Instruments
Voltage - Output (Max)	-	-	-	-
Mounting Type	-	Surface Mount	Through Hole	Surface Mount
Package	-	Tape & Reel (TR)	Tube	Tape & Reel (TR)
Current - Quiescent (Iq)	-	-	-	-
Base Product Number	-	DAC34H84	MAX500	ADS62P42
Operating Temperature	-	-40°C ~ 85°C	0°C ~ 70°C	-40°C ~ 85°C
Voltage - Output (Min/Fixed)	-	-	-	-
Control Features	-	-	-	-
Current - Supply (Max)	-	-	-	-
Protection Features	-	-	-	-
Package / Case	-	196-LFBGA	16-DIP (0.300', 7.62mm)	64-VFQFN Exposed Pad
Voltage Dropout (Max)	-	-	-	-
Current - Output	-	-	-	-
PSRR	-	-	-	-
Number of Regulators	-	-	-	-
Output Type	-	Current - Unbuffered	Voltage - Buffered	-
Supplier Device Package	-	196-NFBGA (12x12)	16-PDIP	64-VQFN (9x9)
Voltage - Input (Max)	-	-	-	-
Series	-	-	-	-
Output Configuration	-	-	-	-

LP3988IMF-3.3 Datasheet PDF

Download LP3988IMF-3.3 pdf datasheets and Texas Instruments documentation for LP3988IMF-3.3 - Texas Instruments.

Datasheets: LP3988.pdf

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Customer Reviews

Evaluation: 10 Articles

Jess***Jones

Apr 17, 2026

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

Apr 17, 2026

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

Apr 3, 2026

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

Apr 3, 2026

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

Mar 23, 2026

Very good. No issue after long time testing.
Kevi***.

Mar 17, 2026

Fast switching and stable output. Very satisfied with this IC
Daou***hekebkeb

Jun 16, 2024

I had a great experience purchasing items from Allelcoelec, I recommend
Uri ***al

Jun 19, 2024

Good comunication,
Transpnt regarding the process and price.
Yaqu***l Ali

Jun 19, 2024

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.
Lea ***

Jun 19, 2024

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Your Email address will not be published.

Shipment

Delivery Time

In-stock items can be shipped within 24 hours. Some parts will be arranged for delivery within 1-2 days from the date all items arrive at our warehouse. And Allelco ships order once a day at about 17:00, except Sunday. Once the goods are shipped, the estimated delivery time depends on the shipping methods and Delivery destination. The table below shows are the logistic time for some common countries.

Delivery Cost

Use your express account for shipment if you have one.
Use our account for the shipment. Refer to the table below for the approximate charges.

(Different time frame / countries / package size has different price.)

Delivery Method

Global Common Shipment by DHL / UPS / FedEx / TNT / EMS / SF we support.
Others more shipping ways, please get in touch with your customer manager.

Common Countries Logistic Time Reference
Region	Country	Logistic Time(Day)
America	United States	5
America	Brazil	7
Europe	Germany	5
	United Kingdom	4
	Italy	5
Oceania	Australia	6
Oceania	New Zealand	5
Asia	India	4
Asia	Japan	4
Middle East	Israel	6

DHL & FedEx Shipment Charges Reference
Shipment charges(KG)	Reference DHL(USD$)
0.00kg-1.00kg	USD$30.00 - USD$60.00
1.00kg-2.00kg	USD$40.00 - USD$80.00
2.00kg-3.00kg	USD$50.00 - USD$100.00

Note:: The above table is for reference only. There may have some data bias for the uncontrollable factors.
Contact us if you have any questions.

Payment Support

The payment method can be chosen from the methods shown below: Wire Transfer (T/T, Bank Transfer), Western Union, Credit card, PayPal.

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Contact us if you have any questions.

Phone
+00852 9146 4856
Email
info@allelco.com

Certifications & Memberships

LP3988IMF-3.3

Texas Instruments
32D-LP3988IMF-3.3

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Please refer to the English Version as our Official Version.Return

LP3988IMF-3.3 - Texas Instruments

Specifications

Environmental & Export Classifications

Parts Introduction

Manufacturer Part Number

Manufacturer

Introduction

Product Features and Performance

Product Advantages

Key Technical Parameters

Quality and Safety Features

Compatibility

Application Areas

Product Lifecycle

Several Key Reasons to Choose This Product

Parts with Similar Specifications

LP3988IMF-3.3 Datasheet PDF

Customers Also Interested in

Recommended Products

Customer Reviews

Evaluation: 10 Articles

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Very good. No issue after long time testing.

Fast switching and stable output. Very satisfied with this IC

I had a great experience purchasing items from Allelcoelec, I recommend

Good comunication,Transpnt regarding the process and price.

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

Morrey was very helpful and right on top of things!He replied quickly to my RFQ. He was very courteous and professional.

Write a Review

Shipment

Delivery Time

Delivery Cost

Delivery Method

Payment Support

Your Faithful Supply Chain Partner -

Contact us if you have any questions.

Certifications & Memberships

LP3988IMF-3.3

Shopping cart (0 Items)

Compare List (0 Items)

Feedback

Please refer to the English Version as our Official Version.

Good comunication,
Transpnt regarding the process and price.

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.