Name: LM3940IMP-3.3
Brand: Texas Instruments
SKU: LM3940IMP-3-3
Price: 2.6376 USD
Availability: InStock
Rating: 5 (133 reviews)

LM3940IMP-3.3

For Reference Only

Part Number	LM3940IMP-3.3
Manufacturer	Texas Instruments
Description	IC REG LINEAR 3.3V 1A SOT223-4
Datasheet	LM3940IMP-3.3 Specifications
Package	TO-261-4, TO-261AA
ECAD
In Stock	848,028 piece(s)
Unit Price	$ 2.6376 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Jun 15 - Jun 20 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # LM3940IMP-3.3 (PMIC - Voltage Regulators - Linear) is manufactured by Texas Instruments and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For LM3940IMP-3.3 specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add LM3940IMP-3.3 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of LM3940IMP-3.3.

LM3940IMP-3.3 Specifications

Manufacturer	Texas Instruments
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - Linear
Package	TO-261-4, TO-261AA
ECAD
Series	-
Output Configuration	Positive
Output Type	Fixed
Number of Regulators	1
Voltage - Input (Max)	7.5V
Voltage - Output (Min/Fixed)	3.3V
Voltage - Output (Max)	-
Voltage Dropout (Max)	0.2V @ 100mA
Current - Output	1A
Current - Quiescent (Iq)	-
Current - Supply (Max)	15mA
PSRR	-
Control Features	-
Protection Features	Over Temperature, Short Circuit
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	TO-261-4, TO-261AA
Supplier Device Package	SOT-223-4

LM3940IMP-3.3 Reviews

Frey*****onnor

April 7, 2023

★ ★ ★ ★ ★

Items arrived well pakaged, reasonable postage and as described. Top seller

Jay*****Phan

March 5, 2023

★ ★ ★ ★ ★

Great Seller, Great Item, the quality is great, Highly Recommended.

Ren*****oover

March 1, 2023

★ ★ ★ ★ ★

Items as described, quick dispatch, took a while with shipment.

Ashl*****ilson

February 28, 2023

★ ★ ★ ★ ★

It gives you a good quality product, with a great variety.. I will for sure order this set again when i start to run low

Gia*****Hill

February 26, 2023

★ ★ ★ ★ ★

A convenient and small package. I have used 2 of the 10 units so far and they work fine.

Urie*****sgupta

February 24, 2023

★ ★ ★ ★ ★

These were delivered very quickly and are fantastic selection of products.

Chan*****ehra

February 20, 2023

★ ★ ★ ★ ★

Excellent Seller, Great Products, Fast Reliable Service.

Write a Review

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LM3940IMP-3.3 Packaging

LM3940IMP-3.3 FAQ

1. How to order LM3940IMP-3.3 on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that LM3940IMP-3.3 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the LM3940IMP-3.3. All suppliers must pass our qualification reviews before they can publish their products including LM3940IMP-3.3 on Heisener; we pay more attention to the channels and quality of LM3940IMP-3.3 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the LM3940IMP-3.3 price and inventory displayed accurate?

The price and inventory of LM3940IMP-3.3 fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of LM3940IMP-3.3?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the LM3940IMP-3.3 we delivered, we will accept the replacement or return of the LM3940IMP-3.3 only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of LM3940IMP-3.3.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as LM3940IMP-3.3 pin diagram, LM3940IMP-3.3 datasheet?

If you need any after-sales service, please do not hesitate to contact us.

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LM3940IMP-3.3 Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number	Manufacturer	Description	Stock
LM3940IMPX-3.3/NOPB D# V72:2272_07275600	Texas Instruments	LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R RoHS: Compliant	0
LM3940IMP-3.3 D# V36:1790_07275597	Texas Instruments	LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R RoHS: Not Compliant	0
LM3940IMP-3.3/NOPB D# V72:2272_07275598	Texas Instruments	LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R RoHS: Compliant	0

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3	National Semiconductor Corporation		1246
LM3940IMP-3.3/NOPB	Texas Instruments		115
LM3940IMPX-3.3/NOPB	National Semiconductor Corporation		350

Part Number	Manufacturer	Description	Stock
LM3940IMPX-3.3/NOPB	Texas Instruments	Linear Voltage Regulator IC, Dropout Voltage, Vdo:0.31V, Input Voltage Primary Max:7.5V, Leaded Process Compatible:Yes, Operating Temperature Range:-40C to +125C, Output Current Max:1000mA, Output Voltage:3.3V , RoHS Compliant: Yes	0
LM3940IMP-3.3	Texas Instruments	IC, LDO REG, 1A, 5V, SOT223-4, FULL REEL	9000
LM3940IMP-3.3/NOPB	Texas Instruments	REGULATEUR LDO 1A 5V SOT223-4 BOBINE	5000

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

D# C1S746202766756

Texas Instruments

LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R

RoHS: Compliant

pbFree: Yes

Min Qty: 1

Container: Cut Tape

140

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

Texas Instruments

Fixed 7.5V 3.3V 200mV @ 100mA SOT-223 Dropout Regulators(LDO) RoHS

1211

LM3940IMPX-3.3/NOPB

Texas Instruments

SOT-223-4 Dropout Regulators(LDO) RoHS

2086

Part Number

Manufacturer

Description

Stock

LM3940IMP33

National Semiconductor Corporation

RoHS: Not Compliant

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3

National Semiconductor Corporation

N/A (ship within 1day) - D/C 2003+

4366

LM3940IMP-3.3/NOPB

RoHS (ship within 1day) - D/C 2008

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3 D# 296-35909-1-ND	Texas Instruments	IC REG LINEAR 3.3V 1A SOT223-4	1232
LM3940IMPX-3.3/NOPB D# LM3940IMPX-3.3/NOPBCT-ND	Texas Instruments	IC REG LINEAR 3.3V 1A SOT223-4	638
LM3940IMP-3.3/NOPB D# LM3940IMP-3.3/NOPBCT-ND	Texas Instruments	IC REG LINEAR 3.3V 1A SOT223-4	31361

Part Number

Manufacturer

Description

Stock

LM3940IMP33

D# LM3940IMP33

National Semiconductor Corporation

Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct

2445

LM3940IMP-3.3/NOPB

D# LM3940IMP-3.3/NOPB

National Semiconductor Corporation

179

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3/NOPB	Texas Instruments	In stock shipping within 2days	144
LM3940IMPX-3.3/NOPB	Texas Instruments	In stock shipping within 2days	27525
LM3940IMP-3.3	National Semiconductor Corporation	In stock shipping within 2days	14008

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3/NOPB . D# 1469104RL	Texas Instruments	IC, V REG, LINEAR, 3.3V, SMD RoHS: Compliant Min Qty: 1 Container: Reel	0
LM3940IMPX-3.3/NOPB D# 3007561	Texas Instruments	LDO, FIXED, 3.3V, 1A, SOT-223-4 RoHS: Compliant Min Qty: 1 Container: Cut Tape	1930
LM3940IMP-3.3/NOPB D# 3007559	Texas Instruments	IC, LDO REG, 1A, 5V, SOT223-4, FULL REEL RoHS: Compliant Min Qty: 1000 Container: Reel	20000

Part Number	Manufacturer	Description	Stock
LM3940IMP33PB		OEM/CM QUOTES ONLY \| NO BROKERS	664
LM3940IMP33	National Semiconductor Corporation	OEM/CM QUOTES ONLY \| NO BROKERS	7669
LM3940IMP33CTND		OEM/CM QUOTES ONLY \| NO BROKERS	209
LM3940IMP33NOPB	TEXAS INSTRUMENTS	OEM/CM QUOTES ONLY \| NO BROKERS	40141

Part Number	Manufacturer	Description	Stock
LM3940LM3940IMP33NOPB	Texas Instruments	OEM/CM ONLY	769
LM3940IMP33	Texas Instruments	OEM/CM ONLY	894
LM3940IMP33ROHS	Texas Instruments	OEM/CM ONLY	1648
LM3940IMP33NOPB	Texas Instruments	OEM/CM ONLY	360
LM3940IMP33NO	Texas Instruments	OEM/CM ONLY	536

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3

National Semiconductor Corporation

125

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3

National Semiconductor Corporation

In stock

192

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

D# C140319

Texas Instruments

1208

LM3940IMPX-3.3/NOPB

D# C544820

Texas Instruments

2086

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3NOPB

Texas Instruments

in stock - can ship the same day

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3

Texas Instruments

OEM/CM Immediate delivery

11280

LM3940IMPX-3.3/NOPB

Texas Instruments

OEM/CM Immediate delivery

3000

Part Number

Manufacturer

Description

Stock

LM3940IMPX-3.3/NOPB

D# 926-LM3940IMPX33NOPB

Texas Instruments

LDO Voltage Regulators

RoHS: Compliant

2382

LM3940IMP-3.3/NOPB

D# 926-LM3940IMP3.3NOPB

Texas Instruments

LDO Voltage Regulators 1A LDO REG

RoHS: Compliant

25475

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

D# 41K5122

Texas Instruments

LDO VOLTAGE REGULATOR, 3.3V, 1A, SOT-223-4, Output Type:Fixed, Input Voltage Min:0V, Input Voltage Max:7.5V, Fixed Output Voltage Nom.:3.3V, Adjustable Output Voltage Min:-, Adjustable Output Voltage Max:-, Output Current:1A RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

2408

LM3940IMPX-3.3/NOPB

D# 33AH4196

Texas Instruments

LDO, FIXED, 3.3V, 1A, SOT-223-4, Output Type:Fixed, Input Voltage Min:4.5V, Input Voltage Max:5.5V, Fixed Output Voltage Nom.:3.3V, Adjustable Output Voltage Min:-, Adjustable Output Voltage Max:-, Output Current:1A, Dropout Voltage RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Cut Tape

1930

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3 D# NS-LM3940IMP-3.3	Texas Instruments	OEM/CM ONLY	8925
LM3940IMP-3.3/NOPB D# NS-LM3940IMP-3.3/NOPB	Texas Instruments	OEM/CM ONLY	11091
LM3940IMP3.3 D# NS-LM3940IMP3.3	National Semiconductor Corporation	OEM/CM ONLY	1271
LM3940IMPX-3.3/NOPB D# NS-LM3940IMPX-3.3/NOPB	Texas Instruments	OEM/CM ONLY	2048

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

National Semiconductor Corporation

IC,VOLT REGULATOR,FIXED,+3.3V,BIPOLAR,SOT-223,3PIN,PLASTIC, LEAD FREE

442

LM3940IMP-3.3

National Semiconductor Corporation

Voltage Regulator, +3.3V, Bi-Polar, 3 Pin, Plastic, SOT-223

2005

Part Number

Manufacturer

Description

Stock

LM3940IMP3.3

D# LM3940IMP3dot3

National Semiconductor Corporation

Semiconductor

949

LM3940IMP-3.3

D# LM3940IMP-3dot3

National Semiconductor Corporation

Semiconductor

250

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

D# 1977280

Texas Instruments

Texas Instruments LM3940IMP-3.3/NOPB, LDO Voltage Regulator, 1A Adjustable, 3.3 V, 2.5% 4-Pin, SOT-223, RL

Min Qty: 1000

Container: Reel

2440

Part Number

Manufacturer

Description

Stock

LM3940IMPX-3.3/NOPB

National Semiconductor Corporation

LM3940 1A Low Dropout Regulator for 5V to 3.3V Conversion

RoHS: Compliant

58130

LM3940IMP-3.3

Texas Instruments

LM3940 1A Low Dropout Regulator for 5V to 3.3V Conversion

RoHS: Not Compliant

Part Number	Manufacturer	Description	Stock
LM3940IMP3.3CTND		OEM/CM ONLY	196
LM3940IMP3.3/NOPB	National Semiconductor Corporation	OEM/CM ONLY	5362
LM3940IMP33PB		OEM/CM ONLY	583
LM3940IMP3.3	National Semiconductor Corporation	OEM/CM ONLY	20648

Part Number

Manufacturer

Description

Stock

LM3940IMPX-3.3/NOPB

Texas Instruments

IN stock Immediate delivery

3015

LM3940IMP-3.3

Texas Instruments

IN stock Immediate delivery

11295

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3

Texas Instruments

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3/NOPB

Texas Instruments

1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion

LM3940IMPX-3.3/NOPB

Texas Instruments

1-A, low-dropout voltage regulator for 5-V to 3.3-V conversion

Part Number

Manufacturer

Description

Stock

LM3940IMP-3.3

National Semiconductor Corporation

shipping today

8196

LM3940IMP-3.3/NOPB

Texas Instruments

shipping today

Part Number

Manufacturer

Description

Stock

LM3940IMPX-3.3/NOPB

D# 53521682

Texas Instruments

LDO Regulator Pos 3.3V 1A 4-Pin(3+Tab) SOT-223 T/R

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3 NOPB	National Semiconductor Corporation	RFQ	1601
LM3940IMP-3.3TR	National Semiconductor Corporation	RFQ	8982
LM3940IMP-3.3CT	National Semiconductor Corporation	RFQ	14214
LM3940IMP-3.3	Texas Instruments	RFQ	3681

Part Number	Manufacturer	Description	Stock
LM3940IMPX-3.3/NOPB	Texas Instruments	IC REG LDO 3.3V 1A SOT223	4000
LM3940IMP-3.3/NOPB	Texas Instruments	IC REG LDO 3.3V 1A SOT223	870
LM3940IMP-3.3	Texas Instruments	IC REG LDO 3.3V 1A SOT223	3500

Part Number	Manufacturer	Description	Stock
LM3940IMP-3.3/NOPB . D# 1469104	Texas Instruments	IC, V REG, LINEAR, 3.3V, SMD RoHS: Compliant Min Qty: 1 Container: Cut Tape	0
LM3940IMPX-3.3/NOPB D# 3007561	Texas Instruments	LDO, FIXED, 3.3V, 1A, SOT-223-4 RoHS: Compliant Min Qty: 1 Container: Cut Tape	1933
LM3940IMP-3.3/NOPB D# 3122100	Texas Instruments	IC, V REG, LINEAR, 3.3V, SMD RoHS: Compliant Min Qty: 1 Container: Cut Tape	9818

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LM3940IMP-3.3

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