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

L7981

Solo por referencia

Nº de pieza	L7981
Fabricantes	STMicroelectronics
Descripción	IC REG BUCK ADJ 3A 8VFQFPN
Hoja de datos	L7981 Hoja de datos
Paquete	8-VFDFN Exposed Pad
ECAD
En existencias	47.952 piece(s)
Precio unitario	$ 0,8976 *
Plazo de ejecución	Se puede enviar inmediatamente
Tiempo estimado de entrega	may 26 - may 31 (Elija envío expedito)
Pedir presupuesto

Métodos de pago
Servicios de entrega

Estamos ofreciendo L7981 por precios competitivos en el mercado mundial, por favor nos envíe una solicitud de cuotas para la fijación de precios. ¡Gracias!
Para procesar su RFQ, por favor agregue L7981 con la cantidad en la BOM. Heisener.com no requiere ningún tipo de registro para solicitar una cotización de L7981.

Especificaciones L7981

Fabricantes	STMicroelectronics
Categoría	Circuitos integrados - PMIC - Reguladores de voltaje - Reguladores de interruptor de CC CC
Paquete	8-VFDFN Exposed Pad
ECAD
Serie	-
Función	Step-Down
Configuración de salida	Positive
Topología	Buck
Tipo de salida	Adjustable
Número de salidas	1
Voltaje - Entrada (Min)	4.5V
Voltaje - Entrada (Máx)	28V
Voltaje - Salida (Min / Fixed)	0.6V
Voltaje - Salida (Máx)	28V
Salida de corriente	3A
Frecuencia - Conmutación	250kHz ~ 1MHz
Rectificador síncrono	No
Temperatura de funcionamiento	-40°C ~ 150°C (TJ)
Tipo de montaje	Surface Mount
Paquete / caja	8-VFDFN Exposed Pad
Paquete de dispositivo del proveedor	8-VFQFPN (3x3)

ficha técnica L7981

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.

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L7981 Garantías

Garantias de servicio

Garantizamos el 100% de satisfacción del cliente.

Nuestro experimentado equipo de ventas y nuestro equipo de soporte técnico respaldan nuestros servicios para satisfacer a todos nuestros clientes.

Garantias de calidad

Ofrecemos 90 días de garantía.

Si los artículos que recibió no tenían la calidad perfecta, seremos responsables de su reembolso o reemplazo, pero los artículos deben devolverse en su estado original.

Cadenas de suministro globales: recursos para distribuidores confiables y autorizados

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

D# L7981ATR

STMicroelectronics

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

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

BG13641-RP

D# 07L7981

Aeromotive Inc

RP - CABLE W/LOW BULLARD- JKL-

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

STMicroelectronics

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

4063

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

STMicroelectronics

In stock shipping within 2days

343

Nº de pieza	Fabricantes	Descripción	En existencias
STEVAL-ISA094V1 D# 2308949	STMicroelectronics	A, STEP DOWN SMPS, 3A, DEV BOARD RoHS: Compliant Min Qty: 1 Container: Each	3
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

Nº de pieza	Fabricantes	Descripción	En existencias
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
L7981A	STMicroelectronics	3 A step-down switching regulator RoHS: Compliant pbFree: Yes	0

Nº de pieza	Fabricantes	Descripción	En existencias
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
L7981ATR	STMICROELECTRONICS	OEM/CM QUOTES ONLY \| NO BROKERS	5800

Nº de pieza

Fabricantes

Descripción

En existencias

L7981A

Linear Technology

OEM/CM ONLY

729

L7981

Maxim Integrated Products

OEM/CM ONLY

3737

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

STMicroelectronics

OEM/CM Immediate delivery

30000

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

D# XSFT00000040848

STMicroelectronics

2500

L7981A

D# XSKDRABV0039695

STMicroelectronics

3 A step-down switching regulator

600

Nº de pieza	Fabricantes	Descripción	En existencias
L7981TR D# 21T2067	STMicroelectronics	POWER MANAGEMENT RoHS: Not Compliant Min Qty: 4000 Container: TAPE & REEL - FULL	0
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

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

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 pieza	Fabricantes	Descripción	En existencias
L7981TR	STMicroelectronics	OEM/CM ONLY	4095
L7981ATR	STMicroelectronics	OEM/CM ONLY	316
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

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

STMicroelectronics

IN stock Immediate delivery

29985

Nº de pieza

Fabricantes

Descripción

En existencias

G3VM351E

OMRON Corporation

Solid State Relays - PCB Mount MOSFET SOLID STATE

pbFree: Pb-Free

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

STMicroelectronics

shipping today

896

EL7981CN

shipping today

Nº de pieza	Fabricantes	Descripción	En existencias
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
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

Nº de pieza

Fabricantes

Descripción

En existencias

L7981ATR

STMicroelectronics

IC REG BUCK ADJ 3A 8HSOP

870

L7981A

STMicroelectronics

3 A step-down switching regulator

3640

Nº de pieza	Fabricantes	Descripción	En existencias
L7981ATR D# 2806920	STMicroelectronics	DC/DC CONV, BUCK, 250KHZ, HSOP-8 RoHS: Compliant Min Qty: 1 Container: Cut Tape	7501
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

Quick Inquiry

L7981

Calidad certificada

El compromiso de Heisener con la calidad ha dado forma a nuestros procesos de abastecimiento, prueba, envío y cada paso intermedio. Esta base subyace en cada componente que vendemos.

ISO9001:2015, ICAS, IAF, UKAS