Part No :

AST1S31PUR

Manufacturer
STMicroelectronics
VIGOR # :

3899033

Description
IC REG BUCK ADJ 3A 8VFDFPN
Catalog
PMIC - Voltage Regulators - DC DC Switching Regulators
DataSheet
AST1S31PUR PDF
Country of origin
-
Date code
-
ads
Type Description
Series:-
Package:Tape & Reel (TR)
Part Status:Active
Function:Step-Down
Output Configuration:Positive
Topology:Buck
Output Type:Adjustable
Number of Outputs:1
Voltage - Input (Min):2.8V
Voltage - Input (Max):4V
Voltage - Output (Min/Fixed):0.8V
Voltage - Output (Max):4V
Current - Output:3A
Frequency - Switching:1.5MHz
Synchronous Rectifier:Yes
Operating Temperature:-40°C ~ 150°C (TJ)
Mounting Type:Surface Mount
Package / Case:8-VDFN Exposed Pad
Supplier Device Package:8-VFDFPN (3x3)
  • Please confirm the specifications of the products when ordering.
  • MOQ means the minimum order quantity required to purchase each parts.
  • If you have special order instructions,please note it on the ordering pages.
  • The Pre-Shipment Inspection (PSI) will be applied.
  • You can email us to change the order details before shipment.
  • Orders cannot be canceled after shipping the packages.
  • TT in advance (bank transfer), Credit Card, PayPal can be chosen.
  • Cash transfer only. (Transfer with checks and bills are not accepted.)
  • Customer is responsible for paying all possible charges,including sales tax, VAT and customs charges,etc.
  • If you need the detailed invoice or tax ID,please email us.
  • FedEx, DHL, and UPS can be selected.
  • You can select whether to charge shipping fee by your shipping account or to charge by our side.
  • Please confirm with the logistics company in advance if you are in a remote area. (It may cost extra fees (35-50 USD) for delivery at those areas.)
  • The shopping cart will automatically calculate the shipping cost.
  • Delivery time: At the same day (Order deadline is 2pm, HK Time).
  • Delivery date: usually 2 to 7 working days.
  • It is unable to appoint a date of delivery.
  • Tracking number will be sent once your order has been shipped. (It may take up to 24 hours before carriers display the info.)
Shipped from
HK warehouse
Expected Shipping Date
May 04 - May 08 2026
Pricing(USD)
Quantity Unit Price Ext. Price
1 $2.0230 $2.02
3000 $1.5375 $4 612.44

Current price of AST1S31PUR is for reference only, if you want to get best price, please submit a inquiry or direct email to our sales team sales@Vigorcomp.com

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