Name: L4972A
Brand: STMicroelectronics
SKU: L4972A
Price: 4.1114 USD
Availability: InStock
Rating: 5 (109 reviews)

L4972A

For Reference Only

Part Number	L4972A
Manufacturer	STMicroelectronics
Description	IC REG BUCK ADJ 2A 20DIP
Datasheet	L4972A Datasheet L4972A Specifications
Package	20-DIP (0.300", 7.62mm)
ECAD
In Stock	41,016 piece(s)
Unit Price	$ 4.1114 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 20 - Apr 25 (Choose Expedited Shipping)
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Payment Methods
Delivery Services

Part Number # L4972A (PMIC - Voltage Regulators - DC DC Switching Regulators) is manufactured by STMicroelectronics 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 L4972A specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add L4972A with quantity into BOM. Heisener.com does NOT require any registration to request a quote of L4972A.

L4972A Specifications

Manufacturer	STMicroelectronics
Category	Integrated Circuits (ICs) - PMIC - Voltage Regulators - DC DC Switching Regulators
Package	20-DIP (0.300", 7.62mm)
ECAD
Series	-
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	15V
Voltage - Input (Max)	50V
Voltage - Output (Min/Fixed)	5.1V
Voltage - Output (Max)	40V
Current - Output	2A
Frequency - Switching	100kHz ~ 200kHz
Synchronous Rectifier	No
Operating Temperature	-40°C ~ 150°C (TJ)
Mounting Type	Through Hole
Package / Case	20-DIP (0.300", 7.62mm)
Supplier Device Package	20-PowerDIP

L4972A Datasheet

L4972A Reviews

Raqu*****enson

April 3, 2023

★ ★ ★ ★ ★

This was a perfect replacement for the original mode. 5 minutes and it was up and running like new.

Kai*****Rich

March 27, 2023

★ ★ ★ ★ ★

Received Quickly. Excellent Communication. Capacitors Look Excellent

Ada B*****charyya

March 14, 2023

★ ★ ★ ★ ★

Completely satisfied of L4972A , I always find what I need. The site is easy to get the components .

Kart*****opal

March 10, 2023

★ ★ ★ ★ ★

I wanted something that would handle voltage spikes. Worked perfectly. I plan to use four more.

Jol***** Tran

March 10, 2023

★ ★ ★ ★ ★

Good and works well. What else is there to say about it.

Phoe*****Glass

February 26, 2023

★ ★ ★ ★ ★

Comparison with other company, Heisener is my first choice for supplier.

Mil*****urty

February 24, 2023

★ ★ ★ ★ ★

They were easy to work with and did what I expected.

Johan*****ewart

February 19, 2023

★ ★ ★ ★ ★

The pricing is great. This is the first time I use Heisener Electronics but I will recommend it to my business partners.

Anabe*****uintero

February 18, 2023

★ ★ ★ ★ ★

Very happy for the fast shipping and good price!

Write a Review

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L4972A Packaging

L4972A FAQ

1. How to order L4972A 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 L4972A is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the L4972A. All suppliers must pass our qualification reviews before they can publish their products including L4972A on Heisener; we pay more attention to the channels and quality of L4972A products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the L4972A price and inventory displayed accurate?

The price and inventory of L4972A 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 L4972A?

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 L4972A we delivered, we will accept the replacement or return of the L4972A 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 L4972A.

(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 L4972A pin diagram, L4972A datasheet?

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

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L4972A 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
L4972AD D# V99:2348_17703583	STMicroelectronics	Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 2A 20-Pin SO Tube RoHS: Compliant	0
L4972AD013TR D# E54:1762_09079922	STMicroelectronics	Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 2A 20-Pin SO T/R RoHS: Compliant	0
L4972A D# E02:0323_00208426	STMicroelectronics	Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 2A 20-Pin Power PDIP Tube	0

Part Number	Manufacturer	Description	Stock
L4972AD013TR D# L4972AD013TR	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin SO T/R - Tape and Reel (Alt: L4972AD013TR)	0
L4972A D# L4972A	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin Power PDIP - Rail/Tube (Alt: L4972A) RoHS: Compliant	0
L4972AD D# 38Y7862	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin SO - Bulk (Alt: 38Y7862) RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

L4972AD013TR

D# L4972AD013TR

STMicroelectronics

Conv DC-DC Single Step Down 15V to 50V 20-Pin SO T/R (Alt: L4972AD013TR)

Part Number	Manufacturer	Description	Stock
L4972AD D# L4972AD	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin SO (Alt: L4972AD)	0
L4972AD013TR D# L4972AD013TR	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin SO T/R (Alt: L4972AD013TR)	0
L4972A D# L4972A	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin Power PDIP (Alt: L4972A)	0

Part Number	Manufacturer	Description	Stock
L4972AD013TR	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin SO T/R	1000
L4972AD	STMicroelectronics	Min Qty 31	360
L4972A	STMicroelectronics	Conv DC-DC Single Step Down 15V to 50V 20-Pin Power PDIP	93

Part Number

Manufacturer

Description

Stock

L4972A

SGS Semiconductor Ltd

RoHS: Compliant

L4972AD013TR

STMicroelectronics

RoHS: Compliant

Part Number	Manufacturer	Description	Stock
L4972AD D# 497-4207-5-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 20SO	516
L4972AD013TR D# 497-4207-1-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 20SO	964
L4972A D# 497-6698-5-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 20DIP	369

Part Number	Manufacturer	Description	Stock
L4972AD D# 2460726	STMicroelectronics	DC/DC CONV, BUCK, 100KHZ, SOIC-20 RoHS: Compliant Min Qty: 1 Container: Each	54
L4972AD013TR D# 2460727	STMicroelectronics	DC/DC CONV, BUCK, 100KHZ, SOIC-20 RoHS: Compliant Min Qty: 1 Container: Each	0
L4972A D# 1094219	STMicroelectronics	IC, SWITCHING REG 2A, 4972, DIP20 RoHS: Compliant Min Qty: 1 Container: Each	578

Part Number

Manufacturer

Description

Stock

L4972AD

STMicroelectronics

L4972 Series 2 A Step Down Monolithic Power Switching Regulator - SOIC 20

RoHS: Compliant

pbFree: Yes

L4972AD013TR

STMicroelectronics

L4972 Series 50 V 2 A Step Down Monolithic Power Switching Regulator - SOIC-20

RoHS: Compliant

pbFree: Yes

Part Number	Manufacturer	Description	Stock
L4972AD	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	11226
L4972AD013TR	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	8120
L4972ADSMDR	N/A	OEM/CM QUOTES ONLY \| NO BROKERS	7
L4972A	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	15312
2L4972AD	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	1093

Part Number

Manufacturer

Description

Stock

L4972A

STMicroelectronics

in stock - can ship the same day

Part Number

Manufacturer

Description

Stock

L4972AD

STMicroelectronics

OEM/CM Immediate delivery

2035

L4972AD013TR

STMicroelectronics

OEM/CM Immediate delivery

30000

Part Number	Manufacturer	Description	Stock
L4972A D# 511-L4972A	STMicroelectronics	Switching Voltage Regulators 5.1 to 40V 2.0 Amp RoHS: Compliant	1213
L4972AD D# 511-L4972AD	STMicroelectronics	Switching Voltage Regulators 5.1 to 40V 2.0 Amp RoHS: Compliant	523
L4972AD013TR D# 511-L4972AD-TR	STMicroelectronics	Switching Voltage Regulators 5.1 to 40V 2.0 Amp RoHS: Compliant	952

Part Number

Manufacturer

Description

Stock

L4972AD

D# XSKDRABS0007878

STMicroelectronics

SO 20 .30 TO J/2A. POW.SWITCH

780

L4972A

D# XSKDRABV0039630

STMicroelectronics

PDIP 20 .3 CU/2A. POW.SWITCH

560

Part Number	Manufacturer	Description	Stock
L4972AD013TR D# 56P8346	STMicroelectronics	POWER MANAGEMENT RoHS: Not Compliant Min Qty: 1000 Container: TAPE & REEL - FULL	0
L4972A D# 26M0510	STMicroelectronics	DC-DC Switching Buck (Step Down) Regulator, Adjustable, 15V-50Vin, 5.1V-40Vout, 2Aout, DIP-20 RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	578
L4972AD D# 38Y7862	STMicroelectronics	DC/DC CONV, BUCK, 100KHZ, 150DEG C, Topology:Buck (Step Down), Input Voltage Min:15V, Input Voltage Max:50V, No. of Outputs:1Outputs, DC / DC Converter IC Case:SOIC, No. of Pins:20Pins, Output Current:2A, Output Voltage Min:5.1V RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	1

Part Number

Manufacturer

Description

Stock

L4972AD

D# NS-L4972AD

STMicroelectronics

OEM/CM ONLY

2944

L4972AD013TR

D# NS-L4972AD013TR

STMicroelectronics

OEM/CM ONLY

2675

Part Number

Manufacturer

Description

Stock

L4972A

STMicroelectronics

Swithed-Mode Power Supply Controller, Voltage Mode Type, 20 Pin, Ceramic, DIP

13200

Part Number

Manufacturer

Description

Stock

L4972A

D# L4972A

STMicroelectronics

Semiconductor

286

Part Number

Manufacturer

Description

Stock

L4972AD

D# 0379971P

STMicroelectronics

STMicroelectronics, L4972AD Step-Down Switching Regulator, 1-Channel 2A Adjustable 20-Pin, SOIC, TU

Min Qty: 1

Container: Tube

Part Number	Manufacturer	Description	Stock
L4972AD	STMicroelectronics	OEM/CM ONLY	698
L4972AD013TR	STMicroelectronics	OEM/CM ONLY	11016
L4972A	STMicroelectronics	OEM/CM ONLY	17302
2L4972AD	STMicroelectronics	OEM/CM ONLY	1062

Part Number

Manufacturer

Description

Stock

L4972AD

STMicroelectronics

IN stock Immediate delivery

2050

L4972AD013TR

STMicroelectronics

IN stock Immediate delivery

29985

Part Number

Manufacturer

Description

Stock

L4972AD

Renesas Electronics Corporation

shipping today

3993

Part Number	Manufacturer	Description	Stock
L4972A D# 53426359	STMicroelectronics	Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 2A 20-Pin Power PDIP Tube	0
L4972AD D# 28971335	STMicroelectronics	Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 2A 20-Pin SO Tube RoHS: Compliant	0
L4972AD013TR D# 52750916	STMicroelectronics	Conv DC-DC 15V to 50V Step Down Single-Out 5.1V to 40V 2A 20-Pin SO T/R RoHS: Compliant	0

Part Number

Manufacturer

Description

Stock

L4972AD

STMicroelectronics

RFQ

9537

L4972A

STMicroelectronics

RFQ

14412

Part Number

Manufacturer

Description

Stock

L4972AD

D# 2460726

STMicroelectronics

DC/DC CONV, BUCK, 100KHZ, SOIC-20

RoHS: Compliant

Min Qty: 1

Container: Each

L4972A

D# 1094219

STMicroelectronics

IC, SWITCHING REG 2A, 4972, DIP20

RoHS: Compliant

Min Qty: 1

Container: Each

588

Quick Inquiry

L4972A

Certified Quality

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