LTC3643IUDD#PBF
- Mfr.Part #
- LTC3643IUDD#PBF
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 24-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC REG BUCK BST ADJ 2A 24QFN
- Stock
- 11
- In Stock :
- 11
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Voltage Regulators - DC DC Switching Regulators
- Voltage - Output (Min/Fixed) :
- 0.6V
- Current - Output :
- 2A
- Synchronous Rectifier :
- yes
- Operating Temperature :
- -40°C~125°C TJ
- Number of Outputs :
- 1
- Topology :
- Buck, Boost
- Output Configuration :
- Positive
- Factory Lead Time :
- 8 Weeks
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Mounting Type :
- Surface Mount
- Function :
- Step-Up, Step-Down
- Max Supply Voltage :
- 17V
- Output Type :
- Adjustable
- Mount :
- Surface Mount
- Frequency - Switching :
- 1MHz
- Base Part Number :
- LTC3643
- Min Output Voltage :
- 600mV
- Packaging :
- Tube
- Lifecycle Status :
- Production (Last Updated: 4 weeks ago)
- Package / Case :
- 24-WFQFN Exposed Pad
- Min Supply Voltage :
- 3V
- Published :
- 2015
- RoHS Status :
- ROHS3 Compliant
- REACH SVHC :
- No SVHC
- Number of Pins :
- 24
- Datasheets
- LTC3643IUDD#PBF

Voltage Regulators - DC DC Switching Regulators Analog Devices, Inc. LTC3643IUDD#PBF Overview
The LTC3643IUDD#PBF by Analog Devices, Inc. is a highly versatile and efficient adjustable buck-boost regulator designed to manage power requirements in a compact 24QFN package. This IC REG BUCK BST ADJ 2A is engineered to deliver seamless power conversion with its ability to operate across a wide input voltage range, making it an ideal solution for varied electronic applications that require both buck and boost functions. Its robust design ensures reliability and performance, promoting energy efficiency and reducing the overall system footprint, making it a critical component in developing sustainable electronic solutions. The integration of advanced features, such as programmable frequency and soft-start capabilities, enhances its adaptability to complex power systems, which is a key attribute for today’s dynamic electronic environments.
LTC3643IUDD#PBF Features
The LTC3643IUDD#PBF integrates several key features that make it stand out as a superior choice for power regulation. These include an adjustable output voltage that can be finely tuned to meet specific requirements, providing greater flexibility in application design. Additionally, the device supports a high switching frequency that minimizes the size of external components, such as inductors and capacitors, thereby optimizing the overall design space. Its 2A current capability is suitable for high-power applications, while built-in thermal protection ensures stable operation under varying load conditions.
LTC3643IUDD#PBF Applications
- Portable Devices: Ideal for battery-powered applications where space is limited, and efficiency is crucial, the LTC3643IUDD#PBF adjusts voltage levels to extend battery life.
- Industrial Power Supplies: In industrial settings, this regulator supports stable and reliable power delivery, essential for maintaining continuous operations in machinery and automation systems.
- Automotive Electronics: Utilized in automotive applications to regulate power in navigation systems, audio systems, and other in-car electronics, ensuring consistent performance despite fluctuations in battery voltage.
- Renewable Energy Systems: Supports applications in solar power converters and other renewable energy systems, where it efficiently manages power distribution between varying load and source conditions.
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