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L4981A

L4981A
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For Reference Only

Part Number L4981A
OEMstron Part # L4981A
Manufacturer STMicroelectronics
Category SemiconductorsPower Management ICsPFC (Power Factor Correction)
Description IC PFC CTRLR AVERAGE CURR 20DIP
Lifecycle Obsolete
RoHS No RoHS Information
EDA/CAD Models L4981A PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Dec 6 - Dec 11 (Choose Expedited Shipping)
Warranty Up to 1 year [Limited-Warranty]*
Payment Wire Transfer, UnionPay, PayPal, Credit Card, Visa, MasterCard, AmericanExpress, Discover, WesternUnion, MoneyGram
Shipping DHL, UPS, FedEx, TNT, EMS, & More Express Delivery

L4981A Specifications

Part Number L4981A
Brand STMicroelectronics
Lifecycle Obsolete
RoHS No RoHS Information
Product Line Semiconductors
Category Power Management ICs
Subcategory PFC (Power Factor Correction)
Manufacturer STMicroelectronics
Series -
Mode Average Current
Frequency - Switching 100kHz
Current - Startup 100µA
Voltage - Supply 14.5V ~ 19.5V
Operating Temperature -40°C ~ 125°C
Mounting Type Through Hole
Package / Case 20-DIP (0.300", 7.62mm)
Supplier Device Package 20-DIP

L4981A Documents

L4981A, L4981A Datasheet (Total Pages: 16, Size: 2,617.95 KB)
L4981B Datasheet CoverL4981B Datasheet Page 2L4981B Datasheet Page 3L4981B Datasheet Page 4L4981B Datasheet Page 5L4981B Datasheet Page 6L4981B Datasheet Page 7L4981B Datasheet Page 8L4981B Datasheet Page 9L4981B Datasheet Page 10L4981B Datasheet Page 11L4981B Datasheet Page 12L4981B Datasheet Page 13L4981B Datasheet Page 14
Industry Leaders in Quality

Industry Leaders in Quality

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And trust is based on quality.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number Description Stock

L4981AD

D# E02:0323_00208126

STMicroelectronics

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

RoHS: Compliant
Europe - 684

L4981AD013TR

D# V72:2272_17626575

STMicroelectronics

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

RoHS: Compliant
Americas - 16
Part Number Description Stock

EL4981AD

D# E-L4981AD

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO Tube - Rail/Tube (Alt: E-L4981AD)

RoHS: Compliant
Americas - 0

EVAL4981A

D# EVAL4981A

STMicroelectronics

Evaluation Board For L4981To Achieve A Very High Power Factor Up To 0.99 (Alt: EVAL4981A)

RoHS: Not Compliant
Americas - 0

L4981AD

D# L4981AD

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO Tube - Rail/Tube (Alt: L4981AD)

Americas - 0

L4981AD013TR

D# L4981AD013TR

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO T/R - Tape and Reel (Alt: L4981AD013TR)

Americas - 0
Part Number Description Stock

L4981AD013TR

D# L4981AD013TR

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO T/R (Alt: L4981AD013TR)

Asia - 0
Part Number Description Stock

L4981AD

D# L4981AD

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO Tube (Alt: L4981AD)

Europe - 605

L4981AD013TR

D# L4981AD013TR

STMicroelectronics

Power Factor Correction PWM CONTRLR 0.3mA 115KHz 20-Pin SO T/R (Alt: L4981AD013TR)

Europe - 1000
Part Number Description Stock

L4981AD013TR

STMicroelectronics

STOCK

8000
Part Number Description Stock

L4981A

STMicroelectronics

42

L4981AD

STMicroelectronics

2330
Part Number Description Stock

L4981AD

D# 41S1172

STMicroelectronics

Power Factor Corr. and PWM Con

113
Part Number Description Stock

L4981A

STMicroelectronics

L4981 Series 19.5 V 16 mA Through Hole Power Factor Corrector - DIP-20

Contact Us

EVAL4981A

STMicroelectronics

PFC EVAL BOARD - Bulk

Contact Us

E-L4981A

STMicroelectronics

P Current 300Ua Frequency 80K IC Pfc 19.5V DIP-20 Startu

10

L4981AD

STMicroelectronics

DC-DC converter, PWM controller, Uin:1.65.3V, SO20

801

L4981AD013TR

STMicroelectronics

POWER FACTOR CORRECTOR

Contact Us

E-L4981AD

STMicroelectronics

IC PWR FACTOR CORRECTOR 20 SOIC

Contact Us
Part Number Description Stock

L4981AD

STMicroelectronics

RoHS: Not Compliant
Europe - 891
Part Number Description Stock

L4981A

D# 497-3634-5-ND

STMicroelectronics

IC PFC CTR AV CURR 100KHZ 20DIP

Limited Supply - Call

EVAL4981A

D# 497-5523-ND

STMicroelectronics

EVAL BOARD FOR L4981

Temporarily Out of Stock

E-L4981A

D# 497-4560-ND

STMicroelectronics

IC PFC CTR AV CURR 100KHZ 20DIP

Limited Supply - Call

L4981AD

D# 497-1414-5-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

On Order

L4981AD013TR

D# 497-4562-2-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

1000 In Stock

E-L4981AD

D# 497-4561-5-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

Limited Supply - Call
Part Number Description Stock

L4981AD

D# L4981AD

STMicroelectronics

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

14
Part Number Description Stock

L4981A

STMicroelectronics

In stock shipping within 2days

8030

L4981AD

STMicroelectronics

In stock shipping within 2days

1754

L4981AD013TR

STMicroelectronics

In stock shipping within 2days

9260

L4981ADTR-LF

N

In stock shipping within 2days

965
Part Number Description Stock

L4981A

D# 9882456

STMicroelectronics

POWER FACTOR CORRECTOR, 4981, DIP20

RoHS: Compliant
Min Qty: 1
Container: Each
0

L4981AD013TR

D# 2474077

STMicroelectronics

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

RoHS: Compliant
Min Qty: 1000
Container: Reel
0
Part Number Description Stock

L4981AD

STMicroelectronics

L4981 Series 19.5 V 16 mA Surface Mount Power Factor Corrector - SOIC-20

RoHS: Compliant
pbFree: Yes
640 Tube

L4981AD013TR

STMicroelectronics

L4981 Series 19.5 V 16 mA Surface Mount Power Factor Corrector - SOIC-20

RoHS: Compliant
pbFree: Yes
2000 Reel
Part Number Description Stock

EL4981AD

SGS Semiconductor Ltd

OEM/CM QUOTES ONLY | NO BROKERS

1150

L4981ADSMD

N/A

OEM/CM QUOTES ONLY | NO BROKERS

1014

L4981AD013

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

580

L4981ALF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

5

L4981AD13TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

174

L4981A

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

22272

EL4981AD013TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

7114

L4981A1LF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

13064

L4981AD7B

OEM/CM QUOTES ONLY | NO BROKERS

116

L4981ADLF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

893

EL4981A

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

575

L4981A1

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

1108

L4981AD

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

9860

L4981APOWER

SGS-THOMSON MICROELE

OEM/CM QUOTES ONLY | NO BROKERS

6

L4981AD013TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

116302

L4981AD13TR3C

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

536
Part Number Description Stock

L4981A

Texas Instruments

OEM/CM ONLY

455
Part Number Description Stock

L4981AD013TR

STMicroelectronics

L4981AD013TR

7000
Part Number Description Stock

L4981A

STMicroelectronics

in stock - can ship the same day

19
Part Number Description Stock

L4981A

STMicroelectronics

OEM/CM Immediate delivery

30000

L4981AD

STMicroelectronics

OEM/CM Immediate delivery

30000

L4981AD013TR

STMicroelectronics

OEM/CM Immediate delivery

30000
Part Number Description Stock

L4981AD

D# 511-L4981AD

STMicroelectronics

Power Factor Correction - PFC Very High Power

RoHS: Compliant
1149

L4981AD013TR

D# 511-L4981AD013TR

STMicroelectronics

Power Factor Correction - PFC Very High Power

RoHS: Compliant
289
Part Number Description Stock

L4981AD

D# XSFP00000074917

STMicroelectronics

L4981 Series 19.5 V 16 mA Surface Mount Power Factor Corrector - SOIC-20

520

L4981AD013TR

D# XSFP00000151828

STMicroelectronics

L4981 Series 19.5 V 16 mA Surface Mount Power Factor Corrector - SOIC-20

2000
Part Number Description Stock

L4981A

D# 56P8366

STMicroelectronics

IND. & POWER CONV.

RoHS: Not Compliant
Min Qty: 1000
Container: Bulk
0

E-L4981A

D# 24M1660

STMicroelectronics

IC, PFC, 19.5V, DIP-20, UVLO:-, Supply Voltage Min:-, Supply Voltage Max:19.5V, Startup Current:300µA, Operating Supply Current:-, Controller IC Case Style:DIP, No. of Pins:20Pins, Duty Cycle (%):-, Frequency:80kHz, Product Range:- RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
0

L4981AD

D# 89K1330

STMicroelectronics

POWER FACTOR CORRECTOR, 19.5V, SOIC-20, UVLO:-, Supply Voltage Min:12V, Supply Voltage Max:19.5V, Startup Current:300µA, Operating Supply Current:12mA, Controller IC Case Style:SOIC, No. of Pins:20Pins, Duty Cycle (%):- RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
27

L4981AD013TR

D# 38Y7867

STMicroelectronics

PFC CONTROLLER, 100KHZ, 19.5V, SOIC-20, 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 (%):-, RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
449
Part Number Description Stock

L4981A

D# NS-L4981A

STMicroelectronics

OEM/CM ONLY

6621

EVAL4981A

D# NS-EVAL4981A

STMicroelectronics

OEM/CM ONLY

3681

E-L4981A

D# NS-E-L4981A

STMicroelectronics

OEM/CM ONLY

4619

L4981AD

D# NS-L4981AD

STMicroelectronics

OEM/CM ONLY

5142

L4981AD013TR

D# NS-L4981AD013TR

STMicroelectronics

OEM/CM ONLY

2999

E-L4981AD

D# NS-E-L4981AD

STMicroelectronics

OEM/CM ONLY

2386
Part Number Description Stock

L4981A

STMicroelectronics

POWER FACTOR CONTROLLER, 20 Pin, DIP

13

L4981AD

STMicroelectronics

POWER FACTOR CONTROLLER, 20 Pin, SOP

28

L4981AD013TR

STMicroelectronics

POWER FACTOR CONTROLLER, 20 Pin, SOP

182
Part Number Description Stock

E-L4981AD013TR

D# E-L4981AD013TR

STMicroelectronics

Semiconductor

923
Part Number Description Stock

L4981AD

D# 7147844

STMicroelectronics

STMicroelectronics L4981AD, Power Factor Controller, 115 kHz, 19.5 V 20-Pin, SOIC, EA

Min Qty: 1
Container: Bulk
213
Part Number Description Stock

L4981ADSMD

N/A

OEM/CM ONLY

890

L4981AD013

STMicroelectronics

OEM/CM ONLY

516

L4981AD13TR

STMicroelectronics

OEM/CM ONLY

166

L4981A

STMicroelectronics

OEM/CM ONLY

19409

L4981AD7B

OEM/CM ONLY

116

L4981ADLF

STMicroelectronics

OEM/CM ONLY

781

EL4981A

STMicroelectronics

OEM/CM ONLY

516

L4981A1

STMicroelectronics

OEM/CM ONLY

971

L4981AD

STMicroelectronics

OEM/CM ONLY

5494

L4981AD013TR

STMicroelectronics

OEM/CM ONLY

17503

L4981AD13TR3C

STMicroelectronics

OEM/CM ONLY

478

L4981A1LF/

STMicroelectronics

OEM/CM ONLY

22273
Part Number Description Stock

L4981A

STMicroelectronics

IN stock Immediate delivery

29985

L4981AD

STMicroelectronics

IN stock Immediate delivery

29985

L4981AD013TR

STMicroelectronics

IN stock Immediate delivery

29985
Part Number Description Stock

L4981AD/BD

STMicroelectronics

shipping today

199

L4981ADO13TR

STMicroelectronics

shipping today

1520

L4981AD-2LF

STMicroelectronics

shipping today

6

L4981A

STMicroelectronics

shipping today

10222

L4981AD

STMicroelectronics

shipping today

4996

L4981AD013TR

STMicroelectronics

shipping today

12496

L4981A-1LF

STMicroelectronics

shipping today

3989
Part Number Description Stock

L4981AD

D# 53452263

STMicroelectronics

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

RoHS: Compliant
Americas - 684

L4981AD013TR

D# 53153033

STMicroelectronics

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

RoHS: Compliant
Americas - 27000
Part Number Description Stock

L4981A

STMicroelectronics

RFQ

12687

L4981AD013TR

mfr

RFQ

8660
Part Number Description Stock

L4981AD

STMicroelectronics

IC PFC CTRLR AVERAGE CURR 20SOIC

2920

L4981AD013TR

STMicroelectronics

IC PFC CTRLR AVERAGE CURR 20SOIC

161101
Part Number Description Stock

L4981A

D# 9882456

STMicroelectronics

POWER FACTOR CORRECTOR, 4981, DIP20

RoHS: Compliant
Min Qty: 1
Container: Each
0

L4981AD013TR

D# 2474077

STMicroelectronics

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

RoHS: Compliant
Min Qty: 1000
Container: Reel
0

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100$ 0.0000$ 0.0000
500$ 0.0000$ 0.0000
1000$ 0.0000$ 0.0000
2500$ 0.0000$ 0.0000

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