LT3991EMSE-3.3#PBF

Part No :: LT3991EMSE-3.3#PBF

Manufacturer: Linear Technology (Analog Devices, Inc.)

VIGOR # :: 3900435

Description: IC REG BUCK 3.3V 1.2A 10MSOP

Catalog: PMIC - Voltage Regulators - DC DC Switching Regulators

DataSheet: LT3991EMSE-3.3#PBF PDF

Country of origin: -

Date code: -

LT3991EMSE-3.3#PBF Specifications

Type	Description
Series:	-
Package:	Tube
Part Status:	Active
Function:	Step-Down
Output Configuration:	Positive
Topology:	Buck
Output Type:	Fixed
Number of Outputs:	1
Voltage - Input (Min):	4.3V
Voltage - Input (Max):	55V
Voltage - Output (Min/Fixed):	3.3V
Voltage - Output (Max):	-
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-TFSOP, 10-MSOP (0.118", 3.00mm Width) Exposed Pad
Supplier Device Package:	10-MSOP-EP

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.)

In Stock: 1544

Shipped from

HK warehouse

Expected Shipping Date

Jan 16 - Jan 20 2026

Pricing(USD)

Quantity	Unit Price	Ext. Price
1	~~$7.06~~	~~$7.06~~
25	~~$4.69~~	~~$117.19~~
100	~~$3.88~~	~~$387.61~~
250	~~$3.68~~	~~$920.57~~
500	~~$3.60~~	~~$1 799.60~~

Current price of LT3991EMSE-3.3#PBF 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

Hot Products

LP87561IRNFRQ1

IC REG BUCK/LNR

R1242S001E-E2-FE

3A 30V INPUT PWM STEP-DOWN DCDC

MIC23031-GYMT-TR

IC REG BUCK 1.8V 400MA 6TMLF

LT3991EMSE-3.3#PBF

LT3991EMSE-3.3#PBF

3900435

Pricing(USD)