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L4971

L4971
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For Reference Only

Part Number L4971
OEMstron Part # L4971
Manufacturer STMicroelectronics
Category SemiconductorsPower Management ICsVoltage Regulators - DC DC Switching Regulators
Description IC REG BUCK ADJUSTABLE 1.5A 8DIP
Lifecycle Active
RoHS No RoHS Information
EDA/CAD Models L4971 PCB Footprint and Symbol
Warehouses USA, Europe, China, Hong Kong SAR
Estimated Delivery May 14 - May 19 (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

L4971 Specifications

Part Number L4971
Brand STMicroelectronics
Lifecycle Active
RoHS No RoHS Information
Product Line Semiconductors
Category Power Management ICs
Subcategory Voltage Regulators - DC DC Switching Regulators
Manufacturer STMicroelectronics
Series -
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 8V
Voltage - Input (Max) 55V
Voltage - Output (Min/Fixed) 3.3V
Voltage - Output (Max) 50V
Current - Output 1.5A
Frequency - Switching 100kHz ~ 300kHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Through Hole
Package / Case 8-DIP (0.300", 7.62mm)
Supplier Device Package 8-DIP

L4971 Documents

L4971, L4971 Datasheet (Total Pages: 13, Size: 568.86 KB)
E-L4971D013TR Datasheet CoverE-L4971D013TR Datasheet Page 2E-L4971D013TR Datasheet Page 3E-L4971D013TR Datasheet Page 4E-L4971D013TR Datasheet Page 5E-L4971D013TR Datasheet Page 6E-L4971D013TR Datasheet Page 7E-L4971D013TR Datasheet Page 8E-L4971D013TR Datasheet Page 9E-L4971D013TR Datasheet Page 10E-L4971D013TR Datasheet Page 11E-L4971D013TR Datasheet Page 12E-L4971D013TR Datasheet Page 13
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Part Number Description Stock

L4971D

D# E02:0323_00208429

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 16-Pin SO W Tube

RoHS: Compliant
Europe - 608

L4971D013TR

D# V72:2272_17706476

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 16-Pin SO W T/R

RoHS: Compliant
Americas - 15

L4971

D# E02:0323_00208428

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 8-Pin PDIP Tube

RoHS: Compliant
Europe - 10630
Part Number Description Stock

L4971D

D# L4971D

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W Tube - Rail/Tube (Alt: L4971D)

Americas - 0

EVAL4971

D# EVAL4971

STMicroelectronics

Evaluation Board For Designing With L4971, 1.5A High Efficiency DC-DC Converter (Alt: EVAL4971)

RoHS: Not Compliant
Americas - 0

L4971D013TR

D# L4971D013TR

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R - Tape and Reel (Alt: L4971D013TR)

Americas - 0

L4971

D# L4971

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP Tube - Rail/Tube (Alt: L4971)

Americas - 0

E-L4971D

D# E-L4971D

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W Tube - Rail/Tube (Alt: E-L4971D)

RoHS: Compliant
Americas - 0
Part Number Description Stock

L4971D013TR

D# L4971D013TR

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R (Alt: L4971D013TR)

Asia - 0
Part Number Description Stock

L4971D

D# L4971D

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W Tube (Alt: L4971D)

Europe - 2669

L4971D013TR

D# L4971D013TR

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R (Alt: L4971D013TR)

Europe - 1000

L4971

D# L4971

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP Tube (Alt: L4971)

Europe - 5500
Part Number Description Stock

L4971D

STMicroelectronics

14
Part Number Description Stock

L4971

D# 41S1018

STMicroelectronics

I.C. L4971

132
Part Number Description Stock

L4971D

STMicroelectronics

BUCK, 8-55V, 1.5A, 300KHZ, 3.3-50V, 16SO

4000

EVAL4971

STMicroelectronics

Evaluation Board For Designing With L4971, 1.5A High Efficiency DC-DC Converter

25

L4971D013TR

STMicroelectronics

BUCK, 8-55V, 1.5A, 300KHZ, 3.3-50V, 16SO

4000

L4971

STMicroelectronics

Min Qty 52

1850

E-L4971D013TR

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

Contact Us

E-L4971D

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

Contact Us
Part Number Description Stock

L4971D

D# C1S730200488686

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 16-Pin SO W Tube

RoHS: Compliant
pbFree: Yes
Min Qty: 1
Container: Tube
1730
Part Number Description Stock

L4971

STMicroelectronics

55V 1.5A DIP-8 DC-DC Converters RoHS

754
Part Number Description Stock

L4971D013TR

STMicroelectronics

RoHS: Compliant
Europe - 255

L4971

STMicroelectronics

RoHS: Compliant
Europe - 50
Part Number Description Stock

L4971D

D# 497-3357-5-ND

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

152 In Stock

INT0000001L4971

D# 2156-INT0000001L4971-ND

Rochester Electronics LLC

INT0000001L4971

Temporarily Out of Stock

EVAL4971

D# 497-4744-ND

STMicroelectronics

BOARD EVAL FOR L4971/L4978 REG

Limited Supply - Call

L4971D013TR

D# 497-3357-1-ND

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

1820 In Stock

L4971

D# 497-6697-5-ND

STMicroelectronics

IC REG BUCK ADJUSTABLE 1.5A 8DIP

1792 In Stock

E-L4971D013TR

D# 497-4557-2-ND

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

Limited Supply - Call

E-L4971D

D# 497-4556-5-ND

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

Limited Supply - Call

83008 0051000

D# BEL4971-1000-ND

Belden Inc

HOOK-UP STRND 20AWG GREEN 1000'

Temporarily Out of Stock

STEVAL-ISA202V1

D# 497-17685-ND

STMicroelectronics

EVAL BOARD FOR L4971

12 In Stock
Part Number Description Stock

L4971D

STMicroelectronics

In stock shipping within 2days

150

L4971D013TR

STMicroelectronics

In stock shipping within 2days

9260

L4971

STMicroelectronics

In stock shipping within 2days

51308

L4971 DIP

-

In stock shipping within 2days

120
Part Number Description Stock

L4971D

D# 1077137

STMicroelectronics

SWITCHING REG, SMD, 4971, SOIC16

RoHS: Compliant
Min Qty: 1
Container: Each
1017

L4971D013TR

D# 2473954

STMicroelectronics

IC, SWITCHING REG, BUCK, ADJ, SOIC-16

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

L4971D

STMicroelectronics

L4971 Series 55 V 1.5 A Down Switching Regulator Through Hole Step - SOIC-16W

RoHS: Compliant
pbFree: Yes
668 Tube

L4971D013TR

STMicroelectronics

L4971 Series 55 V 300 uA 110 kHz Buck SMT Switching Regulator - SOIC-16

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

EL4971

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

1725

2L4971D

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

1920

ICL4971D

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

135

EL4971D013TR

ST MICROELECTRONICS SEMI

OEM/CM QUOTES ONLY | NO BROKERS

186

L4971D

STMICROELECTRONICS

OEM/CM QUOTES ONLY | NO BROKERS

5810

L4971R

N/A

OEM/CM QUOTES ONLY | NO BROKERS

42

MALL4971

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

93

INT0000001L4971

Rochester Electronics LLC

OEM/CM QUOTES ONLY | NO BROKERS

1627

L4971D013TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

32343

L4971

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

37352

L4971D013TR14

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

861

EL4971DLF

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

564

L4971DO13TR

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

684

L4971B12B

STMicroelectronics

OEM/CM QUOTES ONLY | NO BROKERS

12

L49710MA

N.S

OEM/CM QUOTES ONLY | NO BROKERS

93
Part Number Description Stock

TL49713NS1

Texas Instruments

OEM/CM ONLY

500

L4971D

Analog Devices Inc

OEM/CM ONLY

700

L4971D013TR

Texas Instruments

OEM/CM ONLY

134
Part Number Description Stock

L4971

STMicroelectronics

L4971

2000
Part Number Description Stock

L4971

ST Mictoelectronics

Switching Regulator, Voltage-mode, 3A, 300kHz Switching Freq-Max, BCDMOS, PDIP8

242
Part Number Description Stock

L4971

D# C361017

STMicroelectronics

754
Part Number Description Stock

L4971

STMicroelectronics

in stock - can ship the same day

2
Part Number Description Stock

L4971D

STMicroelectronics

OEM/CM Immediate delivery

30000

L4971D013TR

STMicroelectronics

OEM/CM Immediate delivery

30000

L4971

STMicroelectronics

OEM/CM Immediate delivery

50783

L49710MA

National Semiconductor Corporation

OEM/CM Immediate delivery

65
Part Number Description Stock

L4971D

D# 511-L4971D

STMicroelectronics

Switching Voltage Regulators 3.3 to 50V Step-Down

RoHS: Compliant
1595

L4971D013TR

D# 511-L4971D013TR

STMicroelectronics

Switching Voltage Regulators 3.3 to 50V Step-Down

RoHS: Compliant
98

L4971

D# 511-L4971

STMicroelectronics

Switching Voltage Regulators 3.3 to 50V Step-Down

RoHS: Compliant
3399
Part Number Description Stock

L4971D

D# XSFP00000051552

STMicroelectronics

L4971 Series 55 V 1.5 A Down Switching Regulator Through Hole Step - SOIC-16W

557

L4971D013TR

D# XSKDRABV0055821

STMicroelectronics

1000

L4971

D# XSFP00000086473

STMicroelectronics

L4971 Series 55 V 1.5 A Step Down Switching Regulator Through Hole - DIP-8

2300
Part Number Description Stock

L4971D

D# 25M9041

STMicroelectronics

DC-DC Switching Buck (Step Down) Regulator, Adjustable, 8V-55Vin, 3.3V-50Vout, 1.5Aout, SOIC-16 RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Bulk
1017

L4971D013TR

D# 07AH6677

STMicroelectronics

DC/DC CONV, BUCK, 300KHZ, 150DEG C, Topology:Buck (Step Down), Input Voltage Min:8V, Input Voltage Max:55V, No. of Outputs:1Outputs, DC / DC Converter IC Case:WSOIC, No. of Pins:16Pins, Output Current:1.5A, Output Voltage Min:3.3mV, RoHS Compliant: Yes

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
0

L4971

D# 79AH3804

STMicroelectronics

BUCK REGULATORS

RoHS: Not Compliant
Min Qty: 2000
Container: Bulk
0
Part Number Description Stock

L4971D

D# NS-L4971D

STMicroelectronics

OEM/CM ONLY

7238

ML4971

D# NS-ML4971

VARIOUS

OEM/CM ONLY

2326

L4971D013TR

D# NS-L4971D013TR

STMicroelectronics

OEM/CM ONLY

1783

E-L4971D013TR

D# NS-E-L4971D013TR

STMicroelectronics

OEM/CM ONLY

2767

E-L4971D

D# NS-E-L4971D

STMicroelectronics

OEM/CM ONLY

3899
Part Number Description Stock

L4971D

STMicroelectronics

Swithed-Mode Power Supply Controller, Voltage Mode Type, 16 Pin, Plastic, SOP

75

L4971

STMicroelectronics

Swithed-Mode Power Supply Controller, Voltage Mode Type, 8 Pin, Plastic, DIP

25
Part Number Description Stock

L4971D

D# L4971D

STMicroelectronics

Semiconductor

89
Part Number Description Stock

L4971D

D# 6868271P

STMicroelectronics

STMicroelectronics, L4971D Step-Down Switching Regulator, 1-Channel 1.5A Adjustable 16-Pin, SOIC W, TU

Min Qty: 1
Container: Tube
149

L4971

D# 7147743

STMicroelectronics

STMicroelectronics L4971, 1-Channel, Step Down DC-DC Converter, Adjustable 8-Pin, PDIP, EA

Min Qty: 1
Container: Bulk
64
Part Number Description Stock

TL49713NS1

TFK

OEM/CM ONLY

416

2L4971D

STMicroelectronics

OEM/CM ONLY

1515

ICL4971D

STMicroelectronics

OEM/CM ONLY

132

EL4971D013TR

STMicroelectronics

OEM/CM ONLY

178

L4971D

STMicroelectronics

OEM/CM ONLY

2565

L4971R

N/A

OEM/CM ONLY

47

MALL4971

STMicroelectronics

OEM/CM ONLY

96

L4971D013TR

STMicroelectronics

OEM/CM ONLY

7577

L4971

STMicroelectronics

OEM/CM ONLY

14966

L4971D013TR14

STMicroelectronics

OEM/CM ONLY

758

L4971DO13TR

STMicroelectronics

OEM/CM ONLY

606

L49710MA

N.S

OEM/CM ONLY

96
Part Number Description Stock

L4971D

STMicroelectronics

IN stock Immediate delivery

29985

L4971D013TR

STMicroelectronics

IN stock Immediate delivery

29985

L4971

STMicroelectronics

IN stock Immediate delivery

50768

L49710MA

National Semiconductor Corporation

IN stock Immediate delivery

60
Part Number Description Stock

ELVP02100

Amphenol Corporation

Pluggable Terminal Blocks PLUG

pbFree: Pb-Free
Americas - 2080
Part Number Description Stock

L4971D

STMicroelectronics

shipping today

262

L4971D013TR

STMicroelectronics

shipping today

7988

L4971

STMicroelectronics

shipping today

8996

L49710MA

National Semiconductor Corporation

shipping today

81
Part Number Description Stock

L4971D

D# 30597036

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 16-Pin SO W Tube

RoHS: Compliant
Americas - 1730

L4971D013TR

D# 31606246

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 16-Pin SO W T/R

RoHS: Compliant
Americas - 15

L4971

D# 52750384

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 1.5A 8-Pin PDIP Tube

RoHS: Compliant
Americas - 10630
Part Number Description Stock

L4971D

STMicroelectronics

RFQ

6147

L4971D013TR

STMicroelectronics

RFQ

2728

L4971

STMicroelectronics

RFQ

8520

E-L4971D

STMicroelectronics

RFQ

11359
Part Number Description Stock

L4971D

STMicroelectronics

IC REG BUCK ADJ 1.5A 16SOIC

2500

L4971

STMicroelectronics

IC REG BUCK ADJ 1.5A 8DIP

20266
Part Number Description Stock

L4971D

D# 1077137

STMicroelectronics

SWITCHING REG, SMD, 4971, SOIC16

RoHS: Compliant
Min Qty: 1
Container: Each
1017

L4971D013TR

D# 3129849

STMicroelectronics

DC/DC CONV, BUCK, 300KHZ, 150DEG C

RoHS: Compliant
Min Qty: 1
Container: Cut Tape
0

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In Stock500 - More on Order
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Lead-TimeCan Ship Immediately
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Pricing (USD)

Qty.Unit PriceExt. Price
1$ 3.8707$ 3.8707
100$ 3.8707$ 387.0700
500$ 3.8707$ 1,935.3500
1000$ 3.8707$ 3,870.7000
2500$ 3.8707$ 9,676.7500

OEMstron will offer the most competitive prices for you, please refer to the quotations.

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