Name: L4981BD
Brand: STMicroelectronics
SKU: L4981BD
Price: 3.3148 USD
Availability: InStock
Rating: 5 (169 reviews)

L4981BD

For Reference Only

Part Number	L4981BD
Manufacturer	STMicroelectronics
Description	IC PFC CTRLR AVERAGE CURR 20SOIC
Datasheet	L4981BD Datasheet L4981BD Specifications
Package	20-SOIC (0.295", 7.50mm Width)
ECAD
In Stock	234,156 piece(s)
Unit Price	$ 3.3148 *
Lead Time	Can Ship Immediately
Estimated Delivery Time	Apr 29 - May 4 (Choose Expedited Shipping)
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Delivery Services

Part Number # L4981BD (PMIC - PFC (Power Factor Correction)) 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 L4981BD specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add L4981BD with quantity into BOM. Heisener.com does NOT require any registration to request a quote of L4981BD.

L4981BD Specifications

Manufacturer	STMicroelectronics
Category	Integrated Circuits (ICs) - PMIC - PFC (Power Factor Correction)
Package	20-SOIC (0.295", 7.50mm Width)
ECAD
Series	-
Mode	Average Current
Frequency - Switching	100kHz
Current - Startup	100µA
Voltage - Supply	14.5 V ~ 19.5V
Operating Temperature	-40°C ~ 125°C
Mounting Type	Surface Mount
Package / Case	20-SOIC (0.295", 7.50mm Width)
Supplier Device Package	20-SO

L4981BD Datasheet

L4981BD Reviews

Jus*****e May

April 6, 2023

★ ★ ★ ★ ★

You guys and girls are fantastic! The selection is fantastic and service is great.

Pau*****Black

April 6, 2023

★ ★ ★ ★ ★

I took time to note down but perfect after several months of use

Jad*****inha

March 23, 2023

★ ★ ★ ★ ★

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

Pres*****Welch

March 15, 2023

★ ★ ★ ★ ★

So far so good. I need to see how they hold up.

Lac*****Parra

February 25, 2023

★ ★ ★ ★ ★

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

Write a Review

★★★★★

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L4981BD Packaging

L4981BD FAQ

1. How to order L4981BD 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 L4981BD is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the L4981BD. All suppliers must pass our qualification reviews before they can publish their products including L4981BD on Heisener; we pay more attention to the channels and quality of L4981BD products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the L4981BD price and inventory displayed accurate?

The price and inventory of L4981BD 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 L4981BD?

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 L4981BD we delivered, we will accept the replacement or return of the L4981BD 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 L4981BD.

(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 L4981BD pin diagram, L4981BD datasheet?

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

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L4981BD 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

L4981BD013TR

D# E02:0323_00207158

STMicroelectronics

Power Factor Correction and PWM Controller 0.3mA 115kHz 20-Pin SO T/R

RoHS: Compliant

L4981BD

D# E02:0323_00207157

STMicroelectronics

Power Factor Correction and PWM Controller 0.3mA 115kHz 20-Pin SO Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# 38Y7868

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO T/R - Bulk (Alt: 38Y7868)

RoHS: Compliant

L4981BD

D# L4981BD

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO Tube - Rail/Tube (Alt: L4981BD)

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO T/R (Alt: L4981BD013TR)

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO T/R (Alt: L4981BD013TR)

L4981BD

D# L4981BD

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO Tube (Alt: L4981BD)

Part Number

Manufacturer

Description

Stock

L4981BD013TR

STMicroelectronics

STMICROELECTRONICS L4981BD013TR - Tape and Reel

L4981BD

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

129

Part Number

Manufacturer

Description

Stock

L4981BD

SGS Semiconductor Ltd

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# 497-5339-1-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

2840

L4981BD

D# 497-5338-5-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

802

Part Number

Manufacturer

Description

Stock

L4981BD

STMicroelectronics

In stock shipping within 2days

117

L4981BD013TR

STMicroelectronics

In stock shipping within 2days

1000

Part Number

Manufacturer

Description

Stock

L4981BD

D# 1094224

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

RoHS: Compliant

Min Qty: 1

Container: Each

914

L4981BD013TR

D# 2460847

STMicroelectronics

PFC CONTROLLER, 100KHZ, 19.5V, SOIC-20

RoHS: Compliant

Min Qty: 1

Container: Each

136

Part Number

Manufacturer

Description

Stock

L4981BD

STMicroelectronics

L4981 Series 19.5 V Very High Power Factor Corrector Pre-Regulator - SOIC-20

RoHS: Compliant

pbFree: Yes

L4981BD013TR

STMicroelectronics

L4981B Series 19.5 V 100 kHz Surface Mount Power Factor Corrector - SOIC-20

RoHS: Compliant

pbFree: Yes

1000

Part Number	Manufacturer	Description	Stock
L4981BD	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	5220
L4981BDSMD	N/A	OEM/CM QUOTES ONLY \| NO BROKERS	30
L4981BD013TR	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	9280

Part Number

Manufacturer

Description

Stock

L4981BD

Analog Devices Inc

OEM/CM ONLY

1360

Part Number

Manufacturer

Description

Stock

L4981BD013TR

STMicroelectronics

158

Part Number

Manufacturer

Description

Stock

L4981BD

STMicroelectronics

OEM/CM Immediate delivery

8000

L4981BD013TR

STMicroelectronics

OEM/CM Immediate delivery

30000

Part Number

Manufacturer

Description

Stock

L4981BD

D# 511-L4981BD

STMicroelectronics

Power Factor Correction - PFC Very High Power

RoHS: Compliant

1060

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# XSFP00000074919

STMicroelectronics

L4981B Series 19.5 V 100 kHz Surface Mount Power Factor Corrector - SOIC-20

2000

L4981BD

D# XSKDRABV0042331

STMicroelectronics

L4981 Series 19.5 V Very High Power Factor Corrector Pre-Regulator - SOIC-20

610

Part Number

Manufacturer

Description

Stock

L4981BD

D# 24M4229

STMicroelectronics

POWER FACTOR CORRECTOR, SOIC-20, UVLO:-, Supply Voltage Min:18V, Supply Voltage Max:19.5V, Startup Current:300µA, Operating Supply Current:-, Controller IC Case Style:SOIC, No. of Pins:20Pins, Duty Cycle (%):-, Frequency:100kHz RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

880

L4981BD013TR

D# 38Y7868

STMicroelectronics

PFC CTRL, 100KHZ, -40 TO 125DEG C, UVLO:14.5V, Supply Voltage Min:-, Supply Voltage Max:19.5V, Startup Current:300µA, Operating Supply Current:12mA, Controller IC Case Style:SOIC, No. of Pins:20Pins, Duty Cycle (%):-, Product Range:-RoHS Compliant: Yes

RoHS: Compliant

Min Qty: 1

Container: Bulk

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# NS-L4981BD013TR

STMicroelectronics

OEM/CM ONLY

1135

Part Number

Manufacturer

Description

Stock

L4981BD

STMicroelectronics

2 A POWER FACTOR CONTROLLER, 115 kHz SWITCHING FREQ-MAX, PDSO20

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

Semiconductor

198

Part Number

Manufacturer

Description

Stock

L4981BD

D# 0379987

STMicroelectronics

STMicroelectronics L4981BD, Power Factor Controller, 115 kHz, 19.5 V 20-Pin, SOIC, EA

Min Qty: 1

Container: Bulk

Part Number

Manufacturer

Description

Stock

L4981BD013TR

STMicroelectronics

OEM/CM ONLY

1980

L4981BD

STMicroelectronics

OEM/CM ONLY

2754

Part Number

Manufacturer

Description

Stock

L4981BD

STMicroelectronics

IN stock Immediate delivery

8015

L4981BD013TR

STMicroelectronics

IN stock Immediate delivery

29985

Part Number

Manufacturer

Description

Stock

L4981BD

STMicroelectronics

shipping today

4996

L4981BD013TR

STMicroelectronics

shipping today

Part Number

Manufacturer

Description

Stock

L4981BD013TR

D# 52756526

STMicroelectronics

Power Factor Correction and PWM Controller 0.3mA 115kHz 20-Pin SO T/R

RoHS: Compliant

L4981BD

D# 52055414

STMicroelectronics

Power Factor Correction and PWM Controller 0.3mA 115kHz 20-Pin SO Tube

RoHS: Compliant

Part Number

Manufacturer

Description

Stock

L4981BD013TR

STMicroelectronics

RFQ

7984

L4981BD

STMicroelectronics

RFQ

12669

Part Number

Manufacturer

Description

Stock

L4981BD013TR

STMicroelectronics

IC PFC CTRLR AVERAGE CURR 20SOIC

4501

Part Number

Manufacturer

Description

Stock

L4981BD

D# 1094224

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

RoHS: Compliant

Min Qty: 1

Container: Each

915

L4981BD013TR

D# 2460847

STMicroelectronics

PFC CONTROLLER, 100KHZ, 19.5V, SOIC-20

RoHS: Compliant

Min Qty: 1

Container: Each

136

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L4981BD

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