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L7981ATR ST VQFPN-8 Linear Regulators

L7981ATR Product Image

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  • Part Number
  • L7981ATR
  • Brand
  • ST
  • Product Categories
  • PMIC - Voltage Regulators - DC DC Switching Regulators
  • Package
  • VQFPN-8
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The L7981ATR from ST manufacturer is a PMIC - Voltage Regulators - DC DC Switching Regulators with DC/DC Switching Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz. The L7981ATR is Buck Switching Regulator IC Positive Adjustable 0.6V 1 Output 3A 8-SOIC (0.154", 3.90mm Width) Exposed Pad Conv DC-DC 4.5V to 28V Step Down Single-Out 0.6V to 28V 3A 8-Pin HSOP EP T/R Voltage Regulators - Switching Regulators 3 A Step-Down Reg 4.5V to 28V 250 kHz. More details for L7981ATR can be seen below.

Linear Regulators
Veswin Part Number
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
New & Original - Factory Package
Stock Status
In-Stock Inventory
Minimum order
Estimated Delivery Time
On Oct 08 - Oct 13 (Choose Expedited Shipping)
EDA / CAD Models
L7981ATR by SnapEDA
Storage Condition
Dry storage cabinet & Humidity protection package
Voltage Output Min Fixed
Voltage Output Max
Voltage Input Min
Voltage Input Max
Unit Weight
0.002490 oz
Switching Regulator and Controller - IC
Synchronous Rectifier
Switching Frequency
250 kHz
Supplier Device Package
Digi-ReelR Alternate Packaging
Package Case
8-SOIC (0.154", 3.90mm Width) Exposed Pad
Output Voltage
600 mV to 28 V
Output Type
Output Current
3 A
Output Configuration
Operating Temperature
-40°C ~ 150°C (TJ)
Number of Outputs
Mounting Style
Mounting Type
Surface Mount
Input Voltage MAX
28 V
Frequency Switching
250kHz ~ 1MHz
Current Output

ST Inventory

Looking for L7981ATR? Welcome to, Our Sales are here to help you. You can get components availability and pricing for L7981ATR, view detailed information that including L7981ATR manufacturer and datasheets. You can buy or learn about L7981ATR right here, right now. Veswin is an electronic component distributor for commodity, common, obsolete / hard to find electronic components. Veswin supplies Industrial, Commercial and Mil-Spec components to OEM customers, CEM customers and Repair Centers worldwide. We maintain a large inventory of electronic components, which may include L7981ATR, on hand to ship same day or short lead-time. Veswin Company is a full service L7981ATR supplier and distributor for L7981ATR. We have the ability to source and provide the L7981ATR globally to assist you with your electronic component supply chain. now!
ST Original Stock

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  • A: We accept T/T(Bank wire), Paypal, Credit card Payment through PayPal.
  • Q: How Long Can I Get The L7981ATR?
  • A: We will ship via FedEx or DHL or UPS, Normally will take 4 or 5 days to arrive at your office.
    We can also ship via registered airmail, Normally will take 14-38 days to arrive at your office.
    Please choose your preferred shipping method when checking out on our website.
  • Q: L7981ATR Warranty?
  • A: We Provide 90 days warranty for our product.
  • Q: L7981ATR Technical Support?
  • A: Yes, Our product technical engineer will help you with the L7981ATR pinout information, application notes, replacement, datasheet in pdf, manual, schematic, equivalent, cross reference.

ST Obsolete Part


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