Part Number
L7981
Manufacturer
Description
IC REG BUCK ADJ 3A 8VFQFPN
Datasheet
Package
8-VFDFN Exposed Pad
In Stock
47,952 piece(s)
Unit Price
$ 0.8976 *
Lead Time
Can Ship Immediately
Estimated Delivery Time
Feb 19 - Feb 24 ( Choose Expedited Shipping)
Request for Quotation
Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.
Do you have any question about L7981?
86-755-83210559-843
Part Number # L7981 (PMIC - Voltage Regulators - DC DC Switching Regulators) is manufactured by STMicroelectronicsand distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.
For L7981specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add L7981 with quantity into BOM. Heisener.com does NOT require any registration to request a quote of L7981.
Holl*****Fields
March 3, 2023
Hada***** Shere
February 22, 2023
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.
We have a professional and experienced quality control team to strictly verify and test theL7981. 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 L7981products 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.
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.
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 ofL7981.
(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
If you need any after-sales service, please do not hesitate to contact us.
We guarantee 100% customer satisfaction.
Our experienced sales team and tech support team back our services to satisfy all our customers.
We provide 90 days warranty.
If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
L7981ATR D# L7981ATR |
STMicroelectronics |
Conv DC-DC Single Step Down 4.5V to 28V 8-Pin HSOP EP T/R (Alt: L7981ATR) |
0 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
BG13641-RP D# 07L7981 |
Aeromotive Inc |
RP - CABLE W/LOW BULLARD- JKL- |
0 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
L7981ATR |
STMicroelectronics |
28V 3A SOIC-8_EP_150mil DC-DC Converters RoHS |
4063 |
Part Number | Manufacturer | Description | Stock |
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 |
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 |
Part Number | Manufacturer | Description | Stock |
L7981ATR |
STMicroelectronics |
In stock shipping within 2days |
343 |
Part Number | Manufacturer | Description | Stock |
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 |
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 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
L7981A |
Linear Technology |
OEM/CM ONLY |
729 |
L7981 |
Maxim Integrated Products |
OEM/CM ONLY |
3737 |
Part Number | Manufacturer | Description | Stock |
L7981ATR |
STMicroelectronics |
OEM/CM Immediate delivery |
30000 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
L7981A D# XSKDRABV0039695 |
STMicroelectronics |
3 A step-down switching regulator |
600 |
L7981ATR D# XSFT00000040848 |
STMicroelectronics | 2500 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
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 |
EL7981CN D# NS-EL7981CN |
Elantec Semiconducto |
OEM/CM ONLY |
6399 |
Part Number | Manufacturer | Description | Stock |
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
|
7 |
Part Number | Manufacturer | Description | Stock |
G3VM351E |
OMRON Corporation |
OEM/CM ONLY |
7316 |
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 |
Part Number | Manufacturer | Description | Stock |
L7981ATR |
STMicroelectronics |
IN stock Immediate delivery |
29985 |
Part Number | Manufacturer | Description | Stock |
G3VM351E |
OMRON Corporation |
Solid State Relays - PCB Mount MOSFET SOLID STATE pbFree: Pb-Free
|
0 |
Part Number | Manufacturer | Description | Stock |
L7981ATR |
STMicroelectronics |
shipping today |
896 |
EL7981CN |
EL |
shipping today |
17 |
Part Number | Manufacturer | Description | Stock |
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 |
Part Number | Manufacturer | Description | Stock |
L7981ATR |
STMicroelectronics |
IC REG BUCK ADJ 3A 8HSOP |
870 |
L7981A |
STMicroelectronics |
3 A step-down switching regulator |
3640 |
Part Number | Manufacturer | Description | Stock |
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 |
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 |
SWITCH TACTILE SPST-NO 0.02A 15V
IC REG LINEAR POS ADJ 4A 16TQFN
TRANS NPN 40V 0.6A SOT23
DIODE SCHOTTKY 40V 520MA SOD323
LED RED DIFFUSED 0805 SMD
LED GREEN CLEAR 0603 SMD
IC MMIC ATTENUATOR 5BIT 10MSOP
CONN HEADER 2POS 2MM R/A SMD
IC MCU 8BIT 2KB OTP 18SOIC
DIODE ZENER 3.3V 350MW SOT23-3
K471M10X7RH5UL2
Vishay BC Components, CAP CER 470PF 100V X7R RADIALLGU2D681MELZ
Nichicon, CAP ALUM 680UF 20% 200V SNAPPT8A3516FWE
Diodes Incorporated, IRON CONTROLLER SO-8BQ24257RGER
Texas Instruments, IC BATT CHARGER LI-ION 24VQFNMS4800S-20-0960-30X-30R
Omron Automation and Safety, SAFETY LIGHT CURTAINRNR55H2211BRRE6
Vishay Dale, RES 2.21K OHM 1/8W .1% AXIALDAM7W2PNSP711
Amphenol FCI, CONN DSUB PLUG 7POS STR SLDR CUP7291-3SG-300
Conxall/Switchcraft, CONN RCPT 3POS PNL MNT SKT2M801-009-02M17-14PB
Amphenol Aerospace Operations, M801 14C 14#16 PIN RECP OMMP1-3Q-3Q-33
Artesyn Embedded Technologies, MP CONFIGURABLE POWER SUPPLYV375B28H300B2
Vicor Corporation, CONVERTER MOD DC/DC 28V 300WTLV62569ADRLR
Texas Instruments, 2-A BUCK CONVERTER W FIXED PWM N