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Part Status:	Obsolete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)

Alternative Products

Part Number	Manufacturer & Description	Compare
LTC3411AIDD#PBF Match 94%	Linear Technology (Analog Devices, Inc.) IC REG BUCK ADJ 1.25A 10DFN	LT3991IDD vs LTC3411AIDD#PBF
LTC3411IDD#PBF Match 94%	Linear Technology (Analog Devices, Inc.) IC REG BUCK BST ADJ 1.25A 10DFN	LT3991IDD vs LTC3411IDD#PBF
LTC3411AIDD#TRPBF Match 94%	Linear Technology (Analog Devices, Inc.) IC REG BUCK ADJ 1.25A 10DFN	LT3991IDD vs LTC3411AIDD#TRPBF
LT3686HDD#TRPBF Match 100%	Linear Technology (Analog Devices, Inc.) IC REG BUCK ADJ 1.2A 10DFN	LT3991IDD vs LT3686HDD#TRPBF
LT3971EDD-5#TRPBF Match 100%	Linear Technology (Analog Devices, Inc.) IC REG BUCK 5V 1.2A 10DFN	LT3991IDD vs LT3971EDD-5#TRPBF
LT3971IDD-3.3 Match 100%	Linear Technology (Analog Devices, Inc.) IC REG BUCK 3.3V 1.2A 10DFN	LT3991IDD vs LT3971IDD-3.3

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Delivery time: At the same day (Order deadline is 2pm, HK Time).
Delivery date: usually 2 to 7 working days.
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In Stock: 1173

Shipped from

HK warehouse

Expected Shipping Date

Oct 05 - Oct 09 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)