LTC3553EUD
- Mfr.Part #
- LTC3553EUD
- Manufacturer
- Analog Devices, Inc.
- Package / Case
- 20-WFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC USB POWER MANAGER
- Stock
- 17,750
- In Stock :
- 17,750
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- Manufacturer :
- Analog Devices, Inc.
- Product Category :
- Power Management - Specialized
- Terminal Position :
- QUAD
- Analog IC - Other Type :
- POWER SUPPLY SUPPORT CIRCUIT
- Applications :
- Handheld/Mobile Devices
- Number of Channels :
- 1
- Operating Temperature :
- -40°C~85°C
- Power Supplies :
- 5V
- Package / Case :
- 20-WFQFN Exposed Pad
- Height Seated (Max) :
- 0.8mm
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Supply Voltage-Max (Vsup) :
- 5.5V
- ECCN Code :
- EAR99
- Time@Peak Reflow Temperature-Max (s) :
- NOT SPECIFIED
- JESD-609 Code :
- e3
- Number of Terminations :
- 20
- JESD-30 Code :
- S-PQCC-N20
- Current - Supply :
- 12μA
- Pin Count :
- 20
- Terminal Finish :
- Matte Tin (Sn)
- Adjustable Threshold :
- yes
- Number of Functions :
- 1
- Supply Voltage-Min (Vsup) :
- 4.35V
- Mounting Type :
- Surface Mount
- Terminal Form :
- NO LEAD
- Supply Voltage :
- 5V
- RoHS Status :
- ROHS3 Compliant
- Packaging :
- Tube
- Surface Mount :
- yes
- Factory Lead Time :
- 8 Weeks
- Terminal Pitch :
- 0.4mm
- Voltage - Supply :
- 4.3V~5.5V
- Moisture Sensitivity Level (MSL) :
- 1 (Unlimited)
- Supply Current-Max (Isup) :
- 500mA
- Qualification Status :
- Not Qualified
- Width :
- 3mm
- Published :
- 2011
- Base Part Number :
- LTC3553
- Length :
- 3mm
- HTS Code :
- 8542.39.00.01
- Datasheets
- LTC3553EUD

Power Management - Specialized Analog Devices, Inc. LTC3553EUD Overview
The LTC3553EUD by Analog Devices, Inc. is an innovative, highly integrated solution designed for USB power management, which aligns with the rigorous demands of modern portable applications. This device incorporates a lithium-ion/polymer battery charger, a standalone switch mode power supply (SMPS), and multiple regulated outputs. Engineered to streamline product design and optimize system performance, the Power Management - Specialized Analog Devices, Inc. LTC3553EUD stands out as a robust framework for powering advanced portable devices. By integrating multiple functionalities in a single package, it significantly reduces the board space required and enhances the reliability of the overall system, making it an ideal choice for designers looking to maximize power efficiency and operational longevity in compact electronics.
LTC3553EUD Features
The LTC3553EUD offers several key features that make it a versatile component in any power-sensitive application. Key features include autonomous power path management for seamless transition between inputs and battery, an integrated synchronous buck converter for high-efficiency power conversion, and programmable battery charging capabilities. It supports inputs from USB sources and can provide up to 1A of continuous charge current, which can be adjusted based on application requirements. The device also includes over-voltage protection, thermal protection, and under-voltage lockout, ensuring device safety and durability under various conditions.
LTC3553EUD Applications
- Smartphones: Manages power between charging, battery, and device operation, ensuring optimal charging and power efficiency without compromising performance.
- Portable Media Players: Utilizes the synchronous buck converter for efficient power management, enhancing battery life and device usability in multimedia applications.
- Handheld GPS Units: Provides reliable power management under varying operational conditions, which is critical for outdoor navigation devices.
- Wearable Technology: Its compact size and high integration make it suitable for small form factor devices such as smartwatches, where space is at a premium and efficiency is crucial.
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