LT3651EUHE-4.2

The LT3651EUHE-4.2 is a high-efficiency, monolithic, synchronous buck battery charger designed by Analog Devices. It is tailored for charging single-cell lithium-ion or lithium-polymer batteries. With a fixed output voltage of 4.2V, the device is optimized for applications that require precise and efficient charging.
Key features of the LT3651EUHE-4.2 include:
1. High Efficiency: The synchronous buck design ensures minimal power loss, maximizing charging efficiency.
2. Input Voltage Range: It operates with input voltages ranging from 4.75V to 32V, making it versatile for various power sources.
3. Programmable Charge Current: Offers adjustable charge current, allowing customization for different battery capacities.
4. Safety and Protection: Includes features such as battery temperature monitoring, automatic recharge, and protection against over-voltage and over-current.
5. Compact Design: Available in a thermally enhanced package, suitable for compact applications.
The LT3651EUHE-4.2 is ideal for portable and handheld devices, providing reliable and efficient battery management.

The LT3651EUHE-4.2 is a high input voltage, monolithic battery charger designed for charging applications. Equivalent products might include chips with similar specifications and functionality, such as the MPPT solar charger ICs or other Li-Ion battery charger ICs from manufacturers like Texas Instruments, Maxim Integrated, and Microchip. Specific model numbers would depend on the required input voltage, charging current, and features like MPPT. Always check datasheets to ensure compatibility with your application requirements.

The LT3651EUHE-4.2 is a high-performance monolithic step-down battery charger designed specifically for lithium-ion batteries with a fixed output of 4.2V. Key features include:
1. Wide Input Voltage Range: Operates from 4.95V to 32V, accommodating various power sources.
2. Integrated Power Path Control: Ensures seamless transition between input power sources and battery power.
3. High Charging Efficiency: Optimized for efficient charging with up to 2A charge current capability.
4. Standby Mode: Minimizes battery drain when not in use, conserving power.
5. Safety Features: Includes thermal regulation, overvoltage, overcurrent, and short-circuit protection to ensure safe operation.
6. Status Indicator: Provides charging status and fault indication outputs for easy monitoring.
7. Temperature Compensation: Ensures consistent charging performance across different temperature ranges.
8. Compact Package: Available in a 36-pin, thermally enhanced QFN package, suitable for compact designs.
This device is ideal for applications such as portable electronics, battery backup systems, and other designs requiring efficient battery management.

The LT3651EUHE-4.2 is a high voltage monolithic step-down battery charger designed for 4.2V Li-Ion/Polymer batteries. It comes in a 5mm x 7mm 32-lead plastic QFN package. The pin count for this device is 32.
Key functions of the LT3651EUHE-4.2 include:
1. Battery Charging: It provides constant-current/constant-voltage charging.
2. Input Voltage Range: Operates with input voltages up to 32V.
3. Programmable Charge Current: Allows for setting the maximum charge current.
4. Charge Voltage Regulation: Precisely regulates the battery charge voltage to 4.2V.
5. PowerPath Control: Features to manage power distribution between input, battery, and load.
6. Timer Termination: Built-in timer for charge termination.
7. Protection Features: Over-temperature, over-voltage, and over-current protections are included.
This device is ideal for applications requiring efficient battery management with high safety standards in a compact package.

The LT3651EUHE-4.2 is manufactured by Analog Devices, Inc. This company is a multinational corporation specializing in the design and manufacturing of analog, mixed-signal, and digital signal processing (DSP) integrated circuits used in electronic equipment. Analog Devices is known for its high-performance analog technology and has a wide range of products, including data converters, amplifiers, RF ICs, power management products, sensors, and other components used in various industries such as communications, automotive, industrial, healthcare, and consumer electronics.

The LT3651EUHE-4.2 is a high-efficiency monolithic battery charger designed primarily for applications involving lithium-ion and lithium-polymer batteries. Key application areas include:
1. Portable electronic devices, such as smartphones and tablets, requiring efficient charging solutions.
2. Industrial and medical equipment that demands reliable power management.
3. Backup power systems for telecommunications and data centers.
4. Solar-powered devices, where efficient battery charging from solar panels is crucial.
5. Automotive systems, particularly for charging auxiliary or backup batteries.
6. Consumer electronics, including wearables and portable gadgets, where compact and efficient charging is essential.
Its robust charging capabilities make it suitable for any scenario requiring high efficiency and precise voltage regulation.

The LT3651EUHE-4.2 is available in a 5mm x 6mm 36-lead plastic QFN package.