buy L4981B | L4981B Datasheet | Heisener.com
Contact Us
SalesDept@heisener.com 86-755-83210559-819

L4981B

hot L4981B

L4981B

For Reference Only

Part Number L4981B
Manufacturer STMicroelectronics
Description IC PFC CTRLR AVERAGE CURR 20DIP
Datasheet

L4981B Datasheet

L4981B Specifications

Package 20-DIP (0.300", 7.62mm)
ECAD
In Stock 275,652 piece(s)
Unit Price Request a Quote
Lead Time Can Ship Immediately
Estimated Delivery Time Mar 31 - Apr 5 (Choose Expedited Shipping)
Request for Quotation
Payment Methods
Delivery Services

Part Number # L4981B (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 L4981B specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add L4981B with quantity into BOM. Heisener.com does NOT require any registration to request a quote of L4981B.

L4981B Specifications

ManufacturerSTMicroelectronics
CategoryIntegrated Circuits (ICs) - PMIC - PFC (Power Factor Correction)
Package20-DIP (0.300", 7.62mm)
ECAD
Series-
ModeAverage Current
Frequency - Switching100kHz
Current - Startup100µA
Voltage - Supply14.5 V ~ 19.5V
Operating Temperature-40°C ~ 125°C
Mounting TypeThrough Hole
Package / Case20-DIP (0.300", 7.62mm)
Supplier Device Package20-DIP

L4981B Datasheet

L4981B Reviews

Ama*****Raj

March 31, 2023

Various selection and thoughtful services! Prices are competitive as well. Thank you!

Reya*****Walker

February 23, 2023

Awesome buying experience, smooth transmission with the seller, and fast delivery.

Write a Review

Not Rated
Thanks for Your Review!

L4981B Packaging

Customized Labels
Sealing
Packing
Insepction

L4981B FAQ

  • 1. How to order L4981B 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 L4981B is from the original manufacturer or authorized agents?
    We have a professional and experienced quality control team to strictly verify and test the L4981B. All suppliers must pass our qualification reviews before they can publish their products including L4981B on Heisener; we pay more attention to the channels and quality of L4981B products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
  • 3. Are the L4981B price and inventory displayed accurate?
    The price and inventory of L4981B 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 L4981B?
    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 L4981B we delivered, we will accept the replacement or return of the L4981B 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 L4981B.
    (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 L4981B pin diagram, L4981B datasheet?
    If you need any after-sales service, please do not hesitate to contact us.

L4981B Related Products

SIT8208AI-23-33S-74.176000X SIT8208AI-23-33S-74.176000X SiTIME, -40 TO 85C, 3225, 50PPM, 3.3V, 7, -, - View
12065C274KAT2A 12065C274KAT2A AVX Corporation, CAP CER 0.27UF 50V X7R 1206, 1206 (3216 Metric), - View
24AA08HT-I/ST 24AA08HT-I/ST Microchip Technology, IC EEPROM 8KBIT 400KHZ 8TSSOP, 8-TSSOP (0.173", 4.40mm Width), - View
MSS-25CLW MSS-25CLW Magnasphere Corp, SENSOR BALL SW SPST-NO W LEADS, Module, - View
Y078517R0000Q9L Y078517R0000Q9L Vishay Foil Resistors (Division of Vishay Precision Group), RES 17 OHM 0.6W 0.02% RADIAL, Radial, - View
AA0402FR-07374KL AA0402FR-07374KL Yageo, RES SMD 374K OHM 1% 1/16W 0402, 0402 (1005 Metric), - View
RCS1005F1182CS RCS1005F1182CS Samsung, RESISTOR 0402 11.8KOHM 0.0625, -, - View
MMS-105-01-F-DV MMS-105-01-F-DV Samtec Inc., 2MM SOCKET STRIPS, -, - View
FW-10-04-L-D-200-400 FW-10-04-L-D-200-400 Samtec Inc., .050'' BOARD SPACERS, -, - View
BTH-060-01-F-D-RA-WT-K BTH-060-01-F-D-RA-WT-K Samtec Inc., .5MM DOUBLE ROW TERMINAL ASSEMBL, -, - View
HE30800T1398PB7M HE30800T1398PB7M Souriau, HE308 10C 10#20 PIN RECP, -, - View
D38999/26TD15HA-LC D38999/26TD15HA-LC Amphenol Aerospace Operations, CONN PLUG HSNG MALE 15POS INLINE, -, - View

L4981B Guarantees

Service Guarantee

Service Guarantees

We guarantee 100% customer satisfaction.

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

Quality Guarantee

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
0

L4981BD

D# E02:0323_00207157

STMicroelectronics

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

RoHS: Compliant
0
Part Number Manufacturer Description Stock

L4981BD

D# L4981BD

STMicroelectronics

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

0

L4981BD013TR

D# 38Y7868

STMicroelectronics

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

RoHS: Compliant
0
Part Number Manufacturer Description Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

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

0
Part Number Manufacturer Description Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

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

0

L4981BD

D# L4981BD

STMicroelectronics

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

0
Part Number Manufacturer Description Stock

L4981BD013TR

STMicroelectronics

STMICROELECTRONICS L4981BD013TR - Tape and Reel

0

L4981BD

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

129

L4981B

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

129
Part Number Manufacturer Description Stock

L4981BD

SGS Semiconductor Ltd

RoHS: Compliant
0
Part Number Manufacturer Description Stock

L4981BD013TR

D# 497-5339-1-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

2840

L4981B

D# 497-5337-5-ND

STMicroelectronics

IC PFC CTR AV CURR 100KHZ 20DIP

0

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

L4981B

STMicroelectronics

In stock shipping within 2days

123
Part Number Manufacturer Description Stock

L4981B

D# 1094223

STMicroelectronics

POWER FACTOR CORRECTOR, 4981, DIP20

RoHS: Compliant
Min Qty: 1
Container: Each
0

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
0

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

L4981BLF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

718

L4981BD

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

5220

L4981B

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

5414

L4981BD013TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

9280

L4981BDSMD

N/A

OEM/CM QUOTES ONLY | NO BROKERS

30
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

L4981B

STMicroelectronics

OEM/CM Immediate delivery

186

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

L4981BD

D# XSKDRABV0042331

STMicroelectronics

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

610

L4981BD013TR

D# XSFP00000074919

STMicroelectronics

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

2000
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
0
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

31

L4981B-LF

STMicroelectronics

495
Part Number Manufacturer Description Stock

L4981B

D# L4981B

STMicroelectronics

Semiconductor

473

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
17
Part Number Manufacturer Description Stock

L4981BD

STMicroelectronics

OEM/CM ONLY

2754

L4981B

STMicroelectronics

OEM/CM ONLY

5958

L4981BD013TR

STMicroelectronics

OEM/CM ONLY

1980

L4981BLF

STMicroelectronics

OEM/CM ONLY

635
Part Number Manufacturer Description Stock

L4981BD

STMicroelectronics

IN stock Immediate delivery

8015

L4981B

STMicroelectronics

IN stock Immediate delivery

181

L4981BD013TR

STMicroelectronics

IN stock Immediate delivery

29985
Part Number Manufacturer Description Stock

L4981BD

STMicroelectronics

shipping today

4996

L4981BD013TR

STMicroelectronics

shipping today

15
Part Number Manufacturer Description Stock

L4981BD

D# 52055414

STMicroelectronics

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

RoHS: Compliant
0

L4981BD013TR

D# 52756526

STMicroelectronics

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

RoHS: Compliant
0
Part Number Manufacturer Description Stock

L4981BD

STMicroelectronics

RFQ

12669

L4981BD013TR

STMicroelectronics

RFQ

7984

L4981B

STMicroelectronics

RFQ

1486
Part Number Manufacturer Description Stock

L4981BD013TR

STMicroelectronics

IC PFC CTRLR AVERAGE CURR 20SOIC

4501
Part Number Manufacturer Description Stock

L4981B

D# 1094223

STMicroelectronics

POWER FACTOR CORRECTOR, 4981, DIP20

RoHS: Compliant
Min Qty: 1
Container: Each
0

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

Quick Inquiry

L4981B

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS

View the Certificates

Contact Us

Do you have any question about L4981B?

L4981B QRCode

Scan to view this page

Featured Products

HX5120NL

MODULE XFORMR GIGABIT EXT SMD

EN6347QI

DC/DC CONVERTER 0.6-6.24V 25W

0451007.MRL

FUSE BRD MNT 7A 125VAC/VDC 2SMD

TPSB336K016R0350

CAP TANT 33UF 16V 10% 1411

MMSZ5233BT1G

DIODE ZENER 6V 500MW SOD123

MC9S08DN16ACLC

IC MCU 8BIT 16KB FLASH 32LQFP

2041119-1

CONN PCI EXP MINI FEMALE 52POS

PI3VDP411LSRZBE

IC DEMULTIPLEXER 48TQFN

AD5546BRUZ

IC DAC 16BIT PARALL IN 28-TSSOP

MAX31730AUB+T

IC REMOTE TEMP SENSOR USSOP

View More »

L4981B Tags

  • L4981B
  • L4981B PDF
  • L4981B datasheet
  • L4981B specification
  • L4981B image
  • STMicroelectronics
  • STMicroelectronics L4981B
  • buy L4981B
  • L4981B price
  • L4981B distributor
  • L4981B supplier
  • L4981B wholesales

L4981B is Available in