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L4981B

L4981B
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For Reference Only

Part Number L4981B
OEMstron Part # L4981B
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 L4981B PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery Nov 23 - Nov 28 (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

L4981B Specifications

Part Number L4981B
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

L4981B Documents

L4981B, L4981B 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
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Part Number Description Stock

L4981BD013TR

D# E02:0323_00207158

STMicroelectronics

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

RoHS: Compliant
Europe - 1000

L4981BD

D# E02:0323_00207157

STMicroelectronics

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

RoHS: Compliant
Europe - 1957
Part Number Description Stock

L4981BD

D# L4981BD

STMicroelectronics

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

Americas - 0

L4981BD013TR

D# 38Y7868

STMicroelectronics

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

RoHS: Compliant
Americas - 5
Part Number Description Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

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

Asia - 0
Part Number Description Stock

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

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

Europe - 0

L4981BD

D# L4981BD

STMicroelectronics

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

Europe - 870
Part Number Description Stock

L4981BD

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

129

L4981BD013TR

STMicroelectronics

STMICROELECTRONICS L4981BD013TR - Tape and Reel

Contact Us

L4981B

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

129
Part Number Description Stock

L4981BD

SGS Semiconductor Ltd

RoHS: Compliant
Europe - 50
Part Number Description Stock

L4981BD

D# 497-5338-5-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

802 In Stock

L4981B

D# 497-5337-5-ND

STMicroelectronics

IC PFC CTR AV CURR 100KHZ 20DIP

Limited Supply - Call

L4981BD013TR

D# 497-5339-1-ND

STMicroelectronics

IC PFC CTR AVER CURR 100KHZ 20SO

2840 In Stock
Part Number Description Stock

L4981B

STMicroelectronics

In stock shipping within 2days

123

L4981BD013TR

STMicroelectronics

In stock shipping within 2days

1000

L4981BD

STMicroelectronics

In stock shipping within 2days

117
Part Number Description Stock

L4981BD

D# 1094224

STMicroelectronics

POWER FACTOR CORRECTOR, SMD, 4981

RoHS: Compliant
Min Qty: 1
Container: Each
914

L4981B

D# 1094223

STMicroelectronics

POWER FACTOR CORRECTOR, 4981, DIP20

RoHS: Compliant
Min Qty: 1
Container: Each
0

L4981BD013TR

D# 2460847

STMicroelectronics

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

RoHS: Compliant
Min Qty: 1
Container: Each
136
Part Number Description Stock

L4981BD

STMicroelectronics

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

RoHS: Compliant
pbFree: Yes
0 Tube

L4981BD013TR

STMicroelectronics

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

RoHS: Compliant
pbFree: Yes
1000 Reel
Part Number Description Stock

L4981BLF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

718

L4981BD013TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

9280

L4981BDSMD

N/A

OEM/CM QUOTES ONLY | NO BROKERS

30

L4981B

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

5414

L4981BD

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

5220
Part Number Description Stock

L4981BD

Analog Devices Inc

OEM/CM ONLY

1360
Part Number Description Stock

L4981BD013TR

STMicroelectronics

158
Part Number Description Stock

L4981B

STMicroelectronics

OEM/CM Immediate delivery

186

L4981BD013TR

STMicroelectronics

OEM/CM Immediate delivery

30000

L4981BD

STMicroelectronics

OEM/CM Immediate delivery

8000
Part Number Description Stock

L4981BD

D# 511-L4981BD

STMicroelectronics

Power Factor Correction - PFC Very High Power

RoHS: Compliant
1060
Part Number 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 Description Stock

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

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
Part Number Description Stock

L4981BD013TR

D# NS-L4981BD013TR

STMicroelectronics

OEM/CM ONLY

1135
Part Number Description Stock

L4981B-LF

STMicroelectronics

495

L4981BD

STMicroelectronics

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

31
Part Number Description Stock

L4981B

D# L4981B

STMicroelectronics

Semiconductor

473

L4981BD013TR

D# L4981BD013TR

STMicroelectronics

Semiconductor

198
Part Number 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 Description Stock

L4981BD

STMicroelectronics

OEM/CM ONLY

2754

L4981BLF

STMicroelectronics

OEM/CM ONLY

635

L4981BD013TR

STMicroelectronics

OEM/CM ONLY

1980

L4981B

STMicroelectronics

OEM/CM ONLY

5958
Part Number Description Stock

L4981BD013TR

STMicroelectronics

IN stock Immediate delivery

29985

L4981BD

STMicroelectronics

IN stock Immediate delivery

8015

L4981B

STMicroelectronics

IN stock Immediate delivery

181
Part Number Description Stock

L4981BD013TR

STMicroelectronics

shipping today

15

L4981BD

STMicroelectronics

shipping today

4996
Part Number Description Stock

L4981BD

D# 52055414

STMicroelectronics

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

RoHS: Compliant
Americas - 1952

L4981BD013TR

D# 52756526

STMicroelectronics

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

RoHS: Compliant
Americas - 1000
Part Number Description Stock

L4981BD013TR

STMicroelectronics

RFQ

7984

L4981B

STMicroelectronics

RFQ

1486

L4981BD

STMicroelectronics

RFQ

12669
Part Number Description Stock

L4981BD013TR

STMicroelectronics

IC PFC CTRLR AVERAGE CURR 20SOIC

4501
Part Number 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

L4981B

D# 1094223

STMicroelectronics

POWER FACTOR CORRECTOR, 4981, DIP20

RoHS: Compliant
Min Qty: 1
Container: Each
0

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Lead-TimeCan Ship Immediately
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