LT3650IMSE-8.2#TRPBF

Product Overview

Category

The LT3650IMSE-8.2#TRPBF belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This product is primarily used for battery charging applications, providing a reliable and efficient solution for charging various types of batteries.

Characteristics

The LT3650IMSE-8.2#TRPBF offers several key characteristics that make it suitable for battery charging applications. It features a high efficiency switching regulator, which ensures optimal power conversion and minimizes energy loss. Additionally, it supports multiple charging modes, such as constant current and constant voltage, allowing for flexible charging strategies based on battery requirements.

Package

The LT3650IMSE-8.2#TRPBF comes in a small MSOP-10 package, which provides compactness and ease of integration into electronic devices.

Essence

The essence of this product lies in its ability to efficiently charge batteries while ensuring their longevity and safety.

Packaging/Quantity

The LT3650IMSE-8.2#TRPBF is typically packaged in reels or tubes, with a quantity of 250 units per reel/tube.

Specifications

• Input Voltage Range: 4.95V to 32V
• Output Voltage: 8.2V
• Charging Current: Up to 2A
• Efficiency: Up to 94%
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

1. VIN: Input voltage pin
2. GND: Ground pin
3. PROG: Programming pin for setting charging current
4. STAT: Status indicator pin
5. ISET: Current limit programming pin
6. VFB: Feedback voltage pin
7. SS: Soft-start capacitor pin
8. VOUT: Output voltage pin
9. BAT: Battery connection pin
10. TIMER: Timer programming pin

Functional Features

• High efficiency power conversion
• Multiple charging modes for flexible battery charging strategies
• Programmable charging current and timer settings
• Thermal shutdown and reverse battery protection for enhanced safety
• Status indicator for monitoring charging progress

Advantages and Disadvantages

Advantages

• High efficiency results in reduced energy loss
• Flexible charging modes accommodate various battery types
• Programmable settings allow customization for specific applications
• Safety features protect against overheating and reverse battery connection

Disadvantages

• Limited output voltage options (fixed at 8.2V)
• Relatively small package size may require additional space considerations during integration

Working Principles

The LT3650IMSE-8.2#TRPBF operates as a switching regulator, converting the input voltage to the desired output voltage of 8.2V. It employs a constant current/constant voltage charging algorithm to efficiently charge batteries. The charging current and timer settings can be programmed using the PROG and TIMER pins, respectively. The device continuously monitors the battery voltage through the feedback voltage pin (VFB) and adjusts the charging mode accordingly.

Detailed Application Field Plans

The LT3650IMSE-8.2#TRPBF finds application in various fields where battery charging is required. Some potential application areas include: - Portable electronic devices (e.g., smartphones, tablets) - Wireless communication systems - Industrial equipment - Automotive electronics - Renewable energy systems

Detailed and Complete Alternative Models

1. LT3650IMSE-5#TRPBF: Similar to LT3650IMSE-8.2#TRPBF but with an output voltage of 5V.
2. LT3650IMSE-12#TRPBF: Similar to LT3650IMSE-8.2#TRPBF but with an output voltage of 12V.
3. LT3650IMSE-ADJ#TRPBF: Adjustable output voltage version, allowing for a customizable output voltage within a specified range.

These alternative models offer similar functionality and characteristics, but with different output voltage options to suit specific application requirements.

In conclusion, the LT3650IMSE-8.2#TRPBF is a power management IC designed for efficient battery charging applications. With its high efficiency, multiple charging modes, and programmable features, it provides a reliable and flexible solution for various electronic devices and systems.