LT3991IMSE-3.3#TRPBF
- Mfr.Part #
- LT3991IMSE-3.3#TRPBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) Exposed Pad
- Datasheet
- Download
- Description
- IC REG BUCK 3.3V 1.2A 10MSOP
- Stock
- 8,939
- In Stock :
- 8,939
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Length :
- 3mm
- Current - Output :
- 1.2A
- Terminal Finish :
- Matte Tin (Sn)
- Width :
- 3mm
- Control Mode :
- CURRENT-MODE
- Output Type :
- FIXED
- Factory Lead Time :
- 12 Weeks
- Number of Outputs :
- 1
- Terminal Form :
- Gull wing
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Voltage - Input (Min) :
- 4.3V
- Base Part Number :
- LT3991
- Voltage - Output (Min/Fixed) :
- 3.3V
- Frequency - Switching :
- 200kHz~2MHz
- Synchronous Rectifier :
- No
- Voltage - Input (Max) :
- 55V
- Control Technique :
- PULSE WIDTH MODULATION
- Operating Temperature :
- -40°C~125°C TJ
- RoHS Status :
- ROHS3 Compliant
- Analog IC - Other Type :
- SWITCHING REGULATOR
- JESD-609 Code :
- e3
- Topology :
- Buck
- Surface Mount :
- yes
- Number of Terminations :
- 10
- Packaging :
- Tape and Reel (TR)
- Package / Case :
- 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) Exposed Pad
- Mounting Type :
- Surface Mount
- Input Voltage-Nom :
- 12V
- Function :
- Step-Down
- Terminal Pitch :
- 0.5mm
- Terminal Position :
- Dual
- Output Configuration :
- Positive
- Output Voltage :
- 3.3V
- ECCN Code :
- EAR99
- Datasheets
- LT3991IMSE-3.3#TRPBF

Voltage Regulators - DC DC Switching Regulators Analog Devices, Inc. LT3991IMSE-3.3#TRPBF Overview
The LT3991IMSE-3.3#TRPBF from Analog Devices, Inc. is a robust DC DC switching regulator designed for efficiency and reliability in demanding applications. This regulator facilitates a compact power management solution by integrating features such as a fixed 3.3V output and a 1.2A output current capability within a small 10-MSOP package. The low dropout voltage and high efficiency make it an excellent choice for portable devices where battery life is crucial. Its ability to operate under a wide input voltage range from 4V to 20V allows versatile usage across various electronic devices, enhancing its appeal for bulk purchases by business clients looking to maintain consistent performance and power efficiency.
LT3991IMSE-3.3#TRPBF Features
This voltage regulator is packed with features that ensure stable and reliable operation. Key features include thermal overload protection, which safeguards the device under high operating temperatures, and a high switching frequency that minimizes the size of external components. Additionally, the built-in current limiting and short-circuit protection enhance its robustness, making it suitable for rigorous industrial environments.
LT3991IMSE-3.3#TRPBF Applications
- Portable Devices: Ideal for battery-powered applications such as handheld instruments and mobile devices, providing stable voltage and prolonging battery life.
- Industrial Equipment: Used in industrial automation systems to ensure reliable power supply and system stability under fluctuating power conditions.
- Consumer Electronics: Suitable for consumer electronics like cameras and audio devices, where consistent and efficient power is necessary for performance and durability.
- Telecommunications: Applies in telecommunications infrastructure, offering reliable power management solutions that contribute to the longevity and efficiency of communication devices.
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