LT3991IDD

Part No :: LT3991IDD

Manufacturer: Linear Technology (Analog Devices, Inc.)

VIGOR # :: 4915308

Description: IC REG BUCK ADJ 1.2A 10DFN

Catalog: PMIC - Voltage Regulators - DC DC Switching Regulators

DataSheet: LT3991IDD PDF

Country of origin: -

Date code: -

LT3991IDD Specifications

Type	Description
Series:	-
Package:	Tube
Part Status:	Obsolete
Function:	Step-Down
Output Configuration:	Positive
Topology:	Buck
Output Type:	Adjustable
Number of Outputs:	1
Voltage - Input (Min):	4.3V
Voltage - Input (Max):	55V
Voltage - Output (Min/Fixed):	1.19V
Voltage - Output (Max):	30V
Current - Output:	1.2A
Frequency - Switching:	200kHz ~ 2MHz
Synchronous Rectifier:	No
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	10-WFDFN Exposed Pad
Supplier Device Package:	10-DFN (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.

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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.)

In Stock: 1173

Shipped from

HK warehouse

Expected Shipping Date

Jan 21 - Jan 25 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price

Current price of LT3991IDD 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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LT3991IDD

LT3991IDD

4915308

Pricing(USD)