Name: L7981
Brand: STMicroelectronics
SKU: L7981
Price: 0.8976 USD
Availability: InStock
Rating: 5 (82 reviews)

L7981

Apenas para referência

Nº de peças	L7981
Fabricante	STMicroelectronics
Descrição	IC REG BUCK ADJ 3A 8VFQFPN
Ficha técnica	L7981 Ficha técnica
pacote	8-VFDFN Exposed Pad
ECAD
Em estoque	47.952 piece(s)
Preço unitário	$ 0,8976 *
Tempo de entrega	Pode ser enviado imediatamente
Tempo de entrega estimado	mai 19 - mai 24 (Escolha o envio acelerado)
Solicite uma cotação

Métodos de Pagamento
Serviço de entrega

Estamos oferecendo para L7981 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 L7981 com quantidade na BOM. Não Heisener.com não requer qualquer registo para solicitar um orçamento de L7981.

Especificações do L7981

Fabricante	STMicroelectronics
Categoria	Circuitos integrados - PMIC - Reguladores de Voltagem - Reguladores de Interruptor CC CC
pacote	8-VFDFN Exposed Pad
ECAD
Series	-
Função	Step-Down
Configuração de saída	Positive
Topologia	Buck
Tipo de saída	Adjustable
Número de Saídas	1
Tensão - Entrada (Min)	4.5V
Tensão - Entrada (máx.)	28V
Tensão - Saída (Mín / Fixo)	0.6V
Tensão - Saída (máx.)	28V
Corrente - saída	3A
Freqüência - Comutação	250kHz ~ 1MHz
Retificador Síncrono	No
Temperatura de operação	-40°C ~ 150°C (TJ)
Tipo de montagem	Surface Mount
Pacote / caso	8-VFDFN Exposed Pad
Pacote de Dispositivo do Fornecedor	8-VFQFPN (3x3)

L7981 folha de dados

L7981 Packaging

L7981 FAQ

1. How to order L7981 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 L7981 is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the L7981. All suppliers must pass our qualification reviews before they can publish their products including L7981 on Heisener; we pay more attention to the channels and quality of L7981 products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the L7981 price and inventory displayed accurate?

The price and inventory of L7981 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 L7981?

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 L7981 we delivered, we will accept the replacement or return of the L7981 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 L7981.

(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 L7981 pin diagram, L7981 datasheet?

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

L7981 Produtos relacionados

K471M10X7RH5UL2	Vishay BC Components, CAP CER 470PF 100V X7R RADIAL, Radial, -	Visão
LGU2D681MELZ	Nichicon, CAP ALUM 680UF 20% 200V SNAP, Radial, Can - Snap-In, -	Visão
PT8A3516FWE	Diodes Incorporated, IRON CONTROLLER SO-8, -, -	Visão
BQ24257RGER	Texas Instruments, IC BATT CHARGER LI-ION 24VQFN, 24-VFQFN Exposed Pad, -	Visão
MS4800S-20-0960-30X-30R	Omron Automation and Safety, SAFETY LIGHT CURTAIN, -, -	Visão
RNR55H2211BRRE6	Vishay Dale, RES 2.21K OHM 1/8W .1% AXIAL, Axial, -	Visão
DAM7W2PNSP711	Amphenol FCI, CONN DSUB PLUG 7POS STR SLDR CUP, -, -	Visão
7291-3SG-300	Conxall/Switchcraft, CONN RCPT 3POS PNL MNT SKT, -, -	Visão
2M801-009-02M17-14PB	Amphenol Aerospace Operations, M801 14C 14#16 PIN RECP OM, -, -	Visão
MP1-3Q-3Q-33	Artesyn Embedded Technologies, MP CONFIGURABLE POWER SUPPLY, -, -	Visão
V375B28H300B2	Vicor Corporation, CONVERTER MOD DC/DC 28V 300W, 9-DIP Module, -	Visão
TLV62569ADRLR	Texas Instruments, 2-A BUCK CONVERTER W FIXED PWM N, SOT-563, SOT-666, -	Visão

L7981 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
G3VM351E D# E02:0323_01042916	OMRON Corporation	Solid State Relay 25mA 1.3V DC-IN 0.1A 280V AC/DC-OUT 6-Pin DIP SMD Stick RoHS: Compliant	0
L7981A D# E02:0323_03155625	STMicroelectronics	Conv DC-DC 4.5V to 28V Synchronous Step Down Single-Out 0.6V to 28V 3A 8-Pin HSOP EP Tube RoHS: Compliant	0
L7981TR D# V36:1790_06552986	STMicroelectronics	Conv DC-DC 4.5V to 28V Synchronous Step Down Single-Out 0.6V to 28V 3A 8-Pin VFQFPN T/R RoHS: Compliant	0
L7981ATR D# E02:0323_03155706	STMicroelectronics	Conv DC-DC 4.5V to 28V Synchronous Step Down Single-Out 0.6V to 28V 3A 8-Pin HSOP EP T/R RoHS: Compliant	0

Nº de peças	Fabricante	Descrição	Estoque
L7981ATR D# L7981ATR	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP T/R - Tape and Reel (Alt: L7981ATR)	0
STEVAL-ISA094V1 D# STEVAL-ISA094V1	STMicroelectronics	L7981 3A Step-Down Switching Power Supply in HSOP8 Package Demonstration Board (Alt: STEVAL-ISA094V1) RoHS: Compliant	0
G3VM351E D# G3VM351E	OMRON Corporation	Relay SSR 50mA 1.3V DC-IN 0.12A 350V AC/DC-OUT 6-Pin PDIP SMT - Rail/Tube (Alt: G3VM351E) RoHS: Compliant	0
STEVAL-ISA093V1 D# STEVAL-ISA093V1	STMicroelectronics	L7981 3A Step-Down Switching Power Supply in QFN Package Demonstration Board (Alt: STEVAL-ISA093V1) RoHS: Compliant	0
L7981TR D# L7981TR	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin VFQFPN T/R - Tape and Reel (Alt: L7981TR)	0
L7981A D# L7981A	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP Tube - Rail/Tube (Alt: L7981A)	0

Nº de peças

Fabricante

Descrição

Estoque

L7981ATR

D# L7981ATR

STMicroelectronics

Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP T/R (Alt: L7981ATR)

Nº de peças	Fabricante	Descrição	Estoque
G3VM351E D# G3VM351E	OMRON Corporation	Relay SSR 50mA 1.3V DC-IN 0.12A 350V AC/DC-OUT 6-Pin PDIP SMT (Alt: G3VM351E)	0
L7981TR D# L7981TR	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin VFQFPN T/R (Alt: L7981TR)	0
L7981A D# L7981A	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP Tube (Alt: L7981A)	0
L7981ATR D# L7981ATR	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP T/R (Alt: L7981ATR)	0

Nº de peças

Fabricante

Descrição

Estoque

BG13641-RP

D# 07L7981

Aeromotive Inc

RP - CABLE W/LOW BULLARD- JKL-

Nº de peças	Fabricante	Descrição	Estoque
L7981	STMicroelectronics	BUCK, 4.5-28V, 3A, 1MHZ, 0.6-28V, 8HSOP	149
L7981ATR	STMicroelectronics	Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP T/R	1828
L7981TR	STMicroelectronics	IC REG BUCK ADJ 3A 8VFQFPN	0
STEVAL-ISA093V1	STMicroelectronics	L7981, STEP DOWN SMPS, 3A, DEV BOARD	1
L7981A	STMicroelectronics	BUCK, 4.5-28V, 3A, 1MHZ, 0.6-28V, 8HSOP	149
STEVAL-ISA094V1	STMicroelectronics	EVAL BOARD, L7981 ADJ 3A STEP-DOWN REGUL	0

Nº de peças

Fabricante

Descrição

Estoque

L7981ATR

STMicroelectronics

28V 3A SOIC-8_EP_150mil DC-DC Converters RoHS

4063

Nº de peças	Fabricante	Descrição	Estoque
L7981TR D# 497-10814-1-ND	STMicroelectronics	IC REG BUCK ADJ 3A 8VFQFPN	3058
STEVAL-ILL062V1 D# 497-15182-ND	STMicroelectronics	EVAL BOARD HB LED DVR STP16CPC26	6
L7981A D# 497-16177-5-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 3A 8HSOP	1528
5100UH 0081000 D# BEL7981-1000-ND	Belden Inc	CBL 2COND 14AWG PO FRPVC	0
STEVAL-ISA093V1 D# 497-12112-ND	STMicroelectronics	BOARD EVAL BUCK REG L7981	0
L7981ATR D# 497-10722-1-ND	STMicroelectronics	IC REG BUCK ADJUSTABLE 3A 8HSOP	15911
STEVAL-ISA094V1 D# 497-12113-ND	STMicroelectronics	BOARD EVAL BUCK REG L7981	19
L7981 D# L7981-ND	STMicroelectronics	IC REG BUCK ADJ 3A 8VFQFPN	0

Nº de peças

Fabricante

Descrição

Estoque

L7981ATR

STMicroelectronics

In stock shipping within 2days

343

Nº de peças	Fabricante	Descrição	Estoque
L7981TR D# 2806921RL	STMicroelectronics	DC/DC CONV, BUCK, 1MHZ, VFQFPN-8 RoHS: Compliant Min Qty: 1 Container: Reel	0
L7981A D# 2311339	STMicroelectronics	VOLTAGE REG, BUCK, 3A, 1MHZ, HSOP-8 RoHS: Compliant Min Qty: 1 Container: Each	139
STEVAL-ISA093V1 D# 2308948	STMicroelectronics	STEP DOWN SMPS, 3A, DEV BOARD RoHS: Compliant Min Qty: 1 Container: Each	3
L7981ATR D# 2806920RL	STMicroelectronics	DC/DC CONV, BUCK, 250KHZ, HSOP-8 RoHS: Compliant Min Qty: 1 Container: Reel	0
STEVAL-ISA094V1 D# 2308949	STMicroelectronics	A, STEP DOWN SMPS, 3A, DEV BOARD RoHS: Compliant Min Qty: 1 Container: Each	3

Nº de peças	Fabricante	Descrição	Estoque
L7981A	STMicroelectronics	3 A step-down switching regulator RoHS: Compliant pbFree: Yes	0
L7981ATR	STMicroelectronics	L7981 Series 28 V 3 A 1 MHz Step Down Switching Regulator SMT - HSOP-8 RoHS: Compliant pbFree: Yes	0
L7981TR	STMicroelectronics	RoHS: Compliant pbFree: Yes	0

Nº de peças	Fabricante	Descrição	Estoque
L7981ATR	STMICROELECTRONICS	OEM/CM QUOTES ONLY \| NO BROKERS	5800
L7981A	STMICROELECTRONICS	OEM/CM QUOTES ONLY \| NO BROKERS	1772
EL7981CSP	ELANTEC	OEM/CM QUOTES ONLY \| NO BROKERS	228
L7981	STMicroelectronics	OEM/CM QUOTES ONLY \| NO BROKERS	2668

Nº de peças

Fabricante

Descrição

Estoque

L7981

Maxim Integrated Products

OEM/CM ONLY

3737

L7981A

Linear Technology

OEM/CM ONLY

729

Nº de peças

Fabricante

Descrição

Estoque

L7981ATR

STMicroelectronics

OEM/CM Immediate delivery

30000

Nº de peças	Fabricante	Descrição	Estoque
STEVAL-ISA093V1 D# 511-STEVAL-ISA093V1	STMicroelectronics	Power Management IC Development Tools 3A Step Down L7981 Demonstration board RoHS: Compliant	2
STEVAL-ISA094V1 D# 511-STEVAL-ISA094V1	STMicroelectronics	Power Management IC Development Tools 3A Step Down L7981A Demonstration board RoHS: Compliant	20
L7981A D# 511-L7981A	STMicroelectronics	Switching Voltage Regulators 3A Step-Down Reg 3.7A 4.5 to 28V 1MHz RoHS: Compliant	2802
L7981TR D# 511-L7981TR	STMicroelectronics	Switching Voltage Regulators 3A DC 4.5 V to 28 V Adj 0.6V 250 kHz RoHS: Compliant	3740
L7981ATR D# 511-L7981ATR	STMicroelectronics	Switching Voltage Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz RoHS: Compliant	7138

Nº de peças

Fabricante

Descrição

Estoque

L7981A

D# XSKDRABV0039695

STMicroelectronics

3 A step-down switching regulator

600

L7981ATR

D# XSFT00000040848

STMicroelectronics

2500

Nº de peças	Fabricante	Descrição	Estoque
L7981A D# 86W0519	STMicroelectronics	DC-DC Switching Buck (Step Down) Regulator, Adjustable, 4.5V-28Vin, 600mV-28Vout, 3Aout, HSOP-8 RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	139
STEVAL-ISA094V1 D# 70W0707	STMicroelectronics	A, STEP DOWN SMPS, 3A, DEV BOARD, Silicon Manufacturer:STMicroelectronics, Silicon Core Number:L7981, Kit Application Type:Power Management, Application Sub Type:Step Down Switching Regulator, Kit Contents:Demonstration Board L7981, RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Bulk	3
L7981ATR D# 45AC7276	STMicroelectronics	DC/DC CONV, BUCK, 250KHZ, HSOP-8, Topology:Buck (Step Down), Input Voltage Min:4.5V, Input Voltage Max:28V, No. of Outputs:1Outputs, DC / DC Converter IC Case:HSOP, No. of Pins:8Pins, Output Current:3A, Output Voltage Min:600mV RoHS Compliant: Yes RoHS: Compliant Min Qty: 1 Container: Cut Tape	103
L7981TR D# 21T2067	STMicroelectronics	POWER MANAGEMENT RoHS: Not Compliant Min Qty: 4000 Container: TAPE & REEL - FULL	0

Nº de peças	Fabricante	Descrição	Estoque
EL7981CN D# NS-EL7981CN	Elantec Semiconducto	OEM/CM ONLY	6399
L7981TR D# NS-L7981TR	STMicroelectronics	OEM/CM ONLY	3824
L7981ATR D# NS-L7981ATR	STMicroelectronics	OEM/CM ONLY	9179
STEVAL-ISA093V1 D# NS-STEVAL-ISA093V1	STMicroelectronics	OEM/CM ONLY	4226
EL7981CS D# NS-EL7981CS	Elantec Semiconducto	OEM/CM ONLY	2179
L7981A D# NS-L7981A	STMicroelectronics	OEM/CM ONLY	2477

Nº de peças

Fabricante

Descrição

Estoque

STEVAL-ISA094V1

D# 1961842

STMicroelectronics

STMicroelectronics STEVAL-ISA094V1 Demonstration Board Power Supply for L7981 for Step-Down Switching Power Supply, EA

Min Qty: 1

Container: Bulk

Nº de peças	Fabricante	Descrição	Estoque
EL7981CSP	Elantec (RETIRED)	OEM/CM ONLY	214
L7981A	STMicroelectronics	OEM/CM ONLY	1762
L7981	STMicroelectronics	OEM/CM ONLY	2316
G3VM351E	OMRON Corporation	OEM/CM ONLY	7316
L7981TR	STMicroelectronics	OEM/CM ONLY	4095
L7981ATR	STMicroelectronics	OEM/CM ONLY	316

Nº de peças

Fabricante

Descrição

Estoque

L7981ATR

STMicroelectronics

IN stock Immediate delivery

29985

Nº de peças

Fabricante

Descrição

Estoque

G3VM351E

OMRON Corporation

Solid State Relays - PCB Mount MOSFET SOLID STATE

pbFree: Pb-Free

Nº de peças

Fabricante

Descrição

Estoque

EL7981CN

shipping today

L7981ATR

STMicroelectronics

shipping today

896

Nº de peças	Fabricante	Descrição	Estoque
L7981ATR D# 52958567	STMicroelectronics	Conv DC-DC 4.5V to 28V Synchronous Step Down Single-Out 0.6V to 28V 3A 8-Pin HSOP EP T/R RoHS: Compliant	0
G3VM351E D# 20028591	OMRON Corporation	Solid State Relay 25mA 1.3V DC-IN 0.1A 280V AC/DC-OUT 6-Pin DIP SMD Stick RoHS: Compliant	0
L7981A D# 53124905	STMicroelectronics	Conv DC-DC 4.5V to 28V Synchronous Step Down Single-Out 0.6V to 28V 3A 8-Pin HSOP EP Tube RoHS: Compliant	0

Nº de peças

Fabricante

Descrição

Estoque

L7981ATR

STMicroelectronics

IC REG BUCK ADJ 3A 8HSOP

870

L7981A

STMicroelectronics

3 A step-down switching regulator

3640

Nº de peças	Fabricante	Descrição	Estoque
L7981TR D# 2806921	STMicroelectronics	DC/DC CONV, BUCK, 1MHZ, VFQFPN-8 RoHS: Compliant Min Qty: 1 Container: Cut Tape	4000
L7981A D# 2311339	STMicroelectronics	VOLTAGE REG, BUCK, 3A, 1MHZ, HSOP-8 RoHS: Compliant Min Qty: 1 Container: Each	139
STEVAL-ISA094V1 D# 2308949	STMicroelectronics	A, STEP DOWN SMPS, 3A, DEV BOARD RoHS: Compliant Min Qty: 1 Container: Each	3
L7981ATR D# 2806920	STMicroelectronics	DC/DC CONV, BUCK, 250KHZ, HSOP-8 RoHS: Compliant Min Qty: 1 Container: Cut Tape	7501

Quick Inquiry

L7981

Qualidade Certificada

O compromisso da Heisener com a qualidade moldou nossos processos de fornecimento, teste, expedição e cada passo intermediário. Essa base é subjacente a cada componente que vendemos.

ISO9001:2015, ICAS, IAF, UKAS