LT3652HVEDD#PBF

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Charger

Characteristics: - High Voltage - Wide Input Voltage Range - Fast Charging Capability - Programmable Charge Current - Thermal Regulation - Automatic Recharge - Reverse Battery Protection

Package: DFN-12

Essence: The LT3652HVEDD#PBF is a high voltage battery charger IC designed for use in various applications where a wide input voltage range and fast charging capability are required. It offers programmable charge current, thermal regulation, automatic recharge, and reverse battery protection.

Packaging/Quantity: The LT3652HVEDD#PBF is available in a DFN-12 package. The quantity per reel is 2500 pieces.

Specifications

• Input Voltage Range: 4V to 60V
• Charge Voltage Range: 4.1V to 60V
• Maximum Charge Current: 2A
• Operating Temperature Range: -40°C to 85°C
• Package Type: DFN-12

Pin Configuration

The LT3652HVEDD#PBF has the following pin configuration:

```

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| | --| VIN | --| GND | --| PROG | --| STAT | --| ISET | --| VFB | --| BAT | --| TIMER | --| TS | --| ILIM | --| VCC | |___________| ```

Functional Features

1. Wide Input Voltage Range: The LT3652HVEDD#PBF can accept an input voltage range of 4V to 60V, making it suitable for a variety of applications.

2. Fast Charging Capability: With a maximum charge current of 2A, the LT3652HVEDD#PBF can efficiently charge batteries in a short amount of time.

3. Programmable Charge Current: The charge current can be programmed using the PROG pin, allowing flexibility in charging different battery types.

4. Thermal Regulation: The IC incorporates thermal regulation to prevent overheating during charging, ensuring safe operation.

5. Automatic Recharge: The LT3652HVEDD#PBF automatically restarts the charging process if the battery voltage drops below a certain threshold, ensuring continuous charging.

6. Reverse Battery Protection: The IC provides reverse battery protection, preventing damage to the charger and battery in case of reverse polarity connection.

Advantages

• Wide input voltage range allows for versatile use in various applications.
• Fast charging capability reduces charging time.
• Programmable charge current offers flexibility for different battery types.
• Thermal regulation ensures safe operation.
• Automatic recharge feature ensures continuous charging.
• Reverse battery protection prevents damage due to reverse polarity connection.

Disadvantages

• Limited maximum charge current of 2A may not be suitable for high-capacity batteries or fast charging requirements.

Working Principles

The LT3652HVEDD#PBF operates as a constant-current/constant-voltage battery charger. It regulates the charging current and voltage based on the battery's state of charge. The IC monitors the battery voltage and adjusts the charge current accordingly. Once the battery reaches the desired voltage, the charger switches to constant voltage mode to maintain the battery at that voltage level.

Application Field Plans

The LT3652HVEDD#PBF is commonly used in the following applications:

1. Electric Vehicles: The IC can be used to charge the batteries of electric vehicles, providing a fast and efficient charging solution.

2. Renewable Energy Systems: It can be employed in solar power systems and wind energy systems to charge the batteries used for energy storage.

3. Portable Electronics: The LT3652HVEDD#PBF is suitable for charging batteries in portable electronic devices such as smartphones, tablets, and laptops.

4. Industrial Equipment: It can be utilized in various industrial equipment that requires battery charging, such as power tools and handheld devices.

Alternative Models

1. LT3652HV: Similar to LT3652HVEDD#PBF but without the DFN-12 package option.
2. LT3652HVE: Similar to LT3652HVEDD#PBF but with extended temperature range (-40°C to 125°C).
3. LT3652HVD: Similar to LT3652HVEDD#PBF but with a different package type (DFN-10).

These alternative models offer similar functionality and characteristics, providing options based on specific requirements.

In conclusion, the LT3652HVEDD#PBF is a high voltage battery charger IC with a wide input voltage range, fast charging capability, and programmable charge current. It offers thermal regulation, automatic recharge, and reverse battery protection. With