Name: L4978
Brand: STMicroelectronics
SKU: L4978
Price: 3.9311 USD
Availability: InStock
Rating: 5 (154 reviews)

L4978

Apenas para referência

Nº de peças	L4978
Fabricante	STMicroelectronics
Descrição	IC REG BUCK ADJ 2A 8DIP
Ficha técnica	L4978 Ficha técnica
pacote	8-DIP (0.300", 7.62mm)
ECAD
Em estoque	33.768 piece(s)
Preço unitário	$ 3,9311 *
Tempo de entrega	Pode ser enviado imediatamente
Tempo de entrega estimado	jun 6 - jun 11 (Escolha o envio acelerado)
Solicite uma cotação

Métodos de Pagamento
Serviço de entrega

Estamos oferecendo para L4978 preço competitivo no mercado global, por favor, envie-nos um pedido de quota para os preços. Obrigado!
Para efectuar a sua RFQ, por favor, adicione L4978 com quantidade na BOM. Não Heisener.com não requer qualquer registo para solicitar um orçamento de L4978.

Especificações do L4978

Fabricante	STMicroelectronics
Categoria	Circuitos integrados - PMIC - Reguladores de Voltagem - Reguladores de Interruptor CC CC
pacote	8-DIP (0.300", 7.62mm)
ECAD
Series	-
Função	Step-Down
Configuração de saída	Positive
Topologia	Buck
Tipo de saída	Adjustable
Número de Saídas	1
Tensão - Entrada (Min)	8V
Tensão - Entrada (máx.)	55V
Tensão - Saída (Mín / Fixo)	3.3V
Tensão - Saída (máx.)	50V
Corrente - saída	2A
Freqüência - Comutação	100kHz ~ 300kHz
Retificador Síncrono	No
Temperatura de operação	-40°C ~ 150°C (TJ)
Tipo de montagem	Through Hole
Pacote / caso	8-DIP (0.300", 7.62mm)
Pacote de Dispositivo do Fornecedor	8-DIP

L4978 folha de dados

L4978 Packaging

L4978 FAQ

1. How to order L4978 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 L4978 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the L4978. All suppliers must pass our qualification reviews before they can publish their products including L4978 on Heisener; we pay more attention to the channels and quality of L4978 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the L4978 price and inventory displayed accurate?

The price and inventory of L4978 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 L4978?

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 L4978 we delivered, we will accept the replacement or return of the L4978 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 L4978.

(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 L4978 pin diagram, L4978 datasheet?

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

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L4978 Garantias

Garantias de Serviço

Nós garantimos 100% de satisfação do cliente.

Nossa experiente equipe de vendas e suporte técnico apoiam nossos serviços para satisfazer todos os nossos clientes.

Garantias de qualidade

Nós fornecemos 90 dias de garantia.

Se os itens que você recebeu não fossem de perfeita qualidade, seríamos responsáveis pelo seu reembolso ou substituição, mas os itens devem ser devolvidos em sua condição original.

Cadeias de suprimentos globais - Recursos confiáveis e autorizados para distribuidores

Nº de peças	Fabricante	Descrição	Estoque
L4978D D# E02:0323_00207106	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Not Compliant	0
L4978 D# E02:0323_00207105	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 8-Pin PDIP Tube RoHS: Compliant	0
L4978D013TR D# V72:2272_17703593	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W T/R RoHS: Compliant	0

Nº de peças	Fabricante	Descrição	Estoque
L4978D013TR D# L4978D013TR	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R - Tape and Reel (Alt: L4978D013TR)	0
L4978D D# 25M9043	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W - Product that comes on tape, but is not reeled (Alt: 25M9043) RoHS: Not Compliant	0
CL4978-000 D# CL4978-000	TE Connectivity	D-500-0456-2-613-240 - Bulk (Alt: CL4978-000) RoHS: Compliant	0
EVAL4971 D# EVAL4971	STMicroelectronics	Evaluation Board For Designing With L4971, 1.5A High Efficiency DC-DC Converter (Alt: EVAL4971) RoHS: Not Compliant	0
L4978 D# 25M9042	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP - Bulk (Alt: 25M9042)	0

Nº de peças

Fabricante

Descrição

Estoque

L4978D013TR

D# L4978D013TR

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R (Alt: L4978D013TR)

L4978

D# L4978

STMicroelectronics

Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP (Alt: L4978)

Nº de peças	Fabricante	Descrição	Estoque
L4978D D# L4978D	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W (Alt: L4978D)	0
L4978D013TR D# L4978D013TR	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R (Alt: L4978D013TR)	0
CL4978-000 D# CL4978-000	TE Connectivity	D-500-0456-2-613-240 (Alt: CL4978-000) RoHS: Compliant	0
L4978 D# L4978	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 8-Pin PDIP (Alt: L4978)	0

Nº de peças

Fabricante

Descrição

Estoque

L4978D

STMicroelectronics

122

L4978

STMicroelectronics

425

Nº de peças	Fabricante	Descrição	Estoque
L4978D	STMicroelectronics	Min Qty 45	3969
L4978	STMicroelectronics	Min Qty 45	2100
L4978D013TR	STMicroelectronics	Conv DC-DC Single Step Down 8V to 55V 16-Pin SO W T/R	1000
E-L4978D	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC	0
EVAL4971	STMicroelectronics	Evaluation Board For Designing With L4971, 1.5A High Efficiency DC-DC Converter	25

Nº de peças

Fabricante

Descrição

Estoque

L4978D

D# C1S730200488084

STMicroelectronics

Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube

RoHS: Compliant

pbFree: Yes

Min Qty: 1

Container: Tube

Nº de peças	Fabricante	Descrição	Estoque
L4978	STMicroelectronics	55V 2A DIP-8 DC-DC Converters RoHS	45
L4978D	STMicroelectronics	55V 2A SOIC-16_300mil DC-DC Converters RoHS	1117
L4978D013TR	STMicroelectronics	SO-16 PMIC - Power Distribution Switches RoHS	1476

Nº de peças

Fabricante

Descrição

Estoque

L4978D

STMicroelectronics

RoHS: Compliant

L4978D013TR

STMicroelectronics

RoHS: Compliant

Nº de peças	Fabricante	Descrição	Estoque
83009 002500 D# BEL4978-500-ND	Belden Inc	HOOK-UP STRND 18AWG RED 500'	0
L4978 D# 497-6701-5-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 8DIP	782
D-500-0456-2-613-240 D# D-500-0456-2-613-240-ND	TE Connectivity	IN LINE COUPLERS	0
E-L4978D D# E-L4978D-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 16SO	0
L4978D013TR D# 497-4559-2-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 16SO	2000
EVAL4971 D# 497-4744-ND	STMicroelectronics	BOARD EVAL FOR L4971/L4978 REG	0
L4978D D# 497-5794-5-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 2A 16SOIC	17

Nº de peças	Fabricante	Descrição	Estoque
L4978	STMicroelectronics	In stock shipping within 2days	15218
L4978D	STMicroelectronics	In stock shipping within 2days	170
L4978D013TR	STMicroelectronics	In stock shipping within 2days	9260

Nº de peças	Fabricante	Descrição	Estoque
L4978D013TR D# 2473955	STMicroelectronics	IC, SWITCHING REG, BUCK, ADJ, SOIC-16 RoHS: Compliant Min Qty: 1000 Container: Reel	0
L4978D D# 1077139	STMicroelectronics	IC, BUCK REG, SMD, 4978, SOIC16 RoHS: Compliant Min Qty: 1 Container: Cut Tape	515
L4978 D# 1077138	STMicroelectronics	IC, BUCK REG, 4978, DIP8 RoHS: Compliant Min Qty: 1 Container: Each	743

Nº de peças	Fabricante	Descrição	Estoque
L4978D	STMicroelectronics	L4978 Series 55 V 220 uA 300 kHz Buck Through Hole Switching Regulator - SOIC-16 RoHS: Compliant pbFree: Yes	0
L4978D013TR	STMicroelectronics	L4978 Series 55 V 110 kHz 2 A SMT Step Down Swithing Regulator - SOIC-16 RoHS: Compliant pbFree: Yes	0
L4978	STMicroelectronics	PDIP 08 .3 CU .25 AU W. RoHS: Compliant pbFree: Yes	295

Nº de peças	Fabricante	Descrição	Estoque
L4978D013TR	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	10440
EL4978D	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	1409
EL4978D013		OEM/CM QUOTES ONLY \| NO BROKERS	903
EL4978D013TR		OEM/CM QUOTES ONLY \| NO BROKERS	903
ICL4978D	SGS Semiconductor Ltd	OEM/CM QUOTES ONLY \| NO BROKERS	187
L4978D	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	23200
L4978	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	6380
L4978D013		OEM/CM QUOTES ONLY \| NO BROKERS	911
L4978DHD10LF	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	1421

Nº de peças

Fabricante

Descrição

Estoque

L4978

Maxim Integrated Products

OEM/CM ONLY

3712

L4978D

Texas Instruments

OEM/CM ONLY

224

Nº de peças	Fabricante	Descrição	Estoque
L4978D D# C93521	STMicroelectronics		1115
L4978D013TR D# C424083	STMicroelectronics		1476
L4978 D# C53329	STMicroelectronics		45

Nº de peças

Fabricante

Descrição

Estoque

CL4978-000

TE Connectivity

D-500-0456-2-613-240

RoHS: Compliant

Nº de peças	Fabricante	Descrição	Estoque
L4978	STMicroelectronics	OEM/CM Immediate delivery	30000
L4978D	STMicroelectronics	OEM/CM Immediate delivery	30000
L4978D013TR	STMicroelectronics	OEM/CM Immediate delivery	30000

Nº de peças	Fabricante	Descrição	Estoque
L4978D D# 511-L4978D	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	1926
L4978 D# 511-L4978	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	461
L4978D013TR D# 511-L4978D013TR	STMicroelectronics	Switching Voltage Regulators 3.3 to 50V Step-Down RoHS: Compliant	627

Nº de peças

Fabricante

Descrição

Estoque

L4978

D# XSFP00000051558

STMicroelectronics

L4978 Series 55 V 220 uA 300 kHz Buck Through Hole Switching Regulator - DIP-8

159

Nº de peças	Fabricante	Descrição	Estoque
L4978D013TR D# 56P8361	STMicroelectronics	POWER MANAGEMENT RoHS: Not Compliant Min Qty: 1000 Container: TAPE & REEL - FULL	0
L4978D D# 25M9043	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:SOIC, No. of Pins:16Pins, Output Current:2A, Output Voltage Min:3.3V RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Cut Tape	116
L4978 D# 25M9042	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:DIP, No. of Pins:8Pins, Output Current:2A, Output Voltage Min:3.3V RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	53

Nº de peças	Fabricante	Descrição	Estoque
L4978D D# NS-L4978D	STMicroelectronics	OEM/CM ONLY	7495
L4978 D# NS-L4978	Generic	OEM/CM ONLY	2627
L4978D013TR D# NS-L4978D013TR	STMicroelectronics	OEM/CM ONLY	5032

Nº de peças

Fabricante

Descrição

Estoque

CL4978-000

TE Connectivity

Two Stub In-Line DataBus Micro Coupler 04 Series Reverse

RoHS: Compliant

Nº de peças	Fabricante	Descrição	Estoque
L4978D	STMicroelectronics	SWITCHING REGULATOR, VOLTAGE-MODE, 3.5A, 300KHZ SWITCHING FREQ-MAX, BCDMOS, PDSO16	43
L4978D013TR	STMicroelectronics		262
L4978	STMicroelectronics	SWITCHING REGULATOR, VOLTAGE-MODE, 3.5A, 300KHZ SWITCHING FREQ-MAX, BCDMOS, PDIP8	41

Nº de peças

Fabricante

Descrição

Estoque

L4978D

D# L4978D

SGS Semiconductor Ltd

Semiconductor

100

Nº de peças

Fabricante

Descrição

Estoque

L4978D

D# 6868237P

STMicroelectronics

STMicroelectronics, L4978D Step-Down Switching Regulator, 1-Channel 2A Adjustable 16-Pin, SOIC W, TU

Min Qty: 1

Container: Tube

1204

Nº de peças

Fabricante

Descrição

Estoque

CL4978-000

D# 000000000003482365

TE Connectivity

D-500-0456-2-613-240

Nº de peças	Fabricante	Descrição	Estoque
L4978D013		OEM/CM ONLY	801
L4978DHD10LF	STMicroelectronics	OEM/CM ONLY	1241
L4978	STMicroelectronics	OEM/CM ONLY	11902
EL4978D	STMicroelectronics	OEM/CM ONLY	1241
EL4978D013		OEM/CM ONLY	801
EL4978D013TR	STMicroelectronics	OEM/CM ONLY	801
ICL4978D	SGS Semiconductor Ltd	OEM/CM ONLY	177
L4978D	STMicroelectronics	OEM/CM ONLY	6637
L4978D013TR	STMicroelectronics	OEM/CM ONLY	3178

Nº de peças	Fabricante	Descrição	Estoque
L4978D013TR	STMicroelectronics	IN stock Immediate delivery	29985
L4978	STMicroelectronics	IN stock Immediate delivery	29985
L4978D	STMicroelectronics	IN stock Immediate delivery	29985

Nº de peças	Fabricante	Descrição	Estoque
L4978D013TR	Renesas Electronics Corporation	shipping today	902
L4978	STMicroelectronics	shipping today	5265
L4978D	STMicroelectronics	shipping today	4756

Nº de peças	Fabricante	Descrição	Estoque
L4978D D# 52844648	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W Tube RoHS: Not Compliant	0
L4978 D# 53028176	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 8-Pin PDIP Tube RoHS: Compliant	0
L4978D013TR D# 34759231	STMicroelectronics	Conv DC-DC 8V to 55V Step Down Single-Out 3.3V to 50V 2A 16-Pin SO W T/R RoHS: Compliant	0

Nº de peças	Fabricante	Descrição	Estoque
E-L4978	STMicroelectronics	RFQ	2115
L4978D	STMicroelectronics	RFQ	1688
L4978D013TR	mfr	RFQ	1973
L4978	STMicroelectronics	RFQ	10665

Nº de peças	Fabricante	Descrição	Estoque
L4978D	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC	900
L4978D013TR	STMicroelectronics	IC REG BUCK ADJ 2A 16SOIC	870
L4978	STMicroelectronics	IC REG BUCK ADJ 2A 8DIP	870

Nº de peças	Fabricante	Descrição	Estoque
L4978 D# 1077138	STMicroelectronics	IC, BUCK REG, 4978, DIP8 RoHS: Compliant Min Qty: 1 Container: Each	696
L4978D013TR D# 2473955	STMicroelectronics	IC, SWITCHING REG, BUCK, ADJ, SOIC-16 RoHS: Compliant Min Qty: 1000 Container: Reel	0
L4978D D# 1077139	STMicroelectronics	IC, BUCK REG, SMD, 4978, SOIC16 RoHS: Compliant Min Qty: 1 Container: Cut Tape	515

Quick Inquiry

L4978

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