LTC4009CUF#TRPBF

Product Overview

Category

The LTC4009CUF#TRPBF belongs to the category of battery charger ICs.

Use

It is used for charging and managing rechargeable batteries in various electronic devices.

Characteristics

• High efficiency
• Wide input voltage range
• Programmable charge current
• Thermal regulation and protection

Package

The LTC4009CUF#TRPBF comes in a 24-lead QFN package.

Essence

This product is essential for efficient and safe charging of rechargeable batteries in portable electronic devices.

Packaging/Quantity

The LTC4009CUF#TRPBF is typically available in reels with a quantity specified by the manufacturer.

Specifications

• Input Voltage Range: 4.5V to 36V
• Charge Current Range: Up to 2A
• Operating Temperature Range: -40°C to 125°C
• Charge Termination: Programmable
• Battery Chemistry: Li-Ion, LiFePO4

Detailed Pin Configuration

The LTC4009CUF#TRPBF has a detailed pin configuration as follows: 1. VIN (Input Voltage) 2. TS (Thermal Sense) 3. PROG (Charge Current Programming) 4. BAT (Battery Connection) 5. STAT (Status Indicator) 6. GATE (MOSFET Gate Driver) 7. GND (Ground) 8. VCC (Internal Regulator Output)

Functional Features

• Constant-current/constant-voltage charging
• Thermal regulation for safe operation
• Status indication for charge completion
• Programmable charge current for flexibility

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power loss
• Wide input voltage range allows for versatile applications
• Programmable charge current offers customization
• Thermal regulation ensures safe charging

Disadvantages

• May require additional external components for specific applications
• Higher cost compared to basic linear chargers

Working Principles

The LTC4009CUF#TRPBF operates on the principle of regulating the charging current and voltage to ensure optimal and safe charging of rechargeable batteries. It utilizes a combination of constant-current and constant-voltage charging techniques along with thermal regulation to protect the battery and the charging circuitry.

Detailed Application Field Plans

The LTC4009CUF#TRPBF is suitable for a wide range of applications including: - Portable electronics - Power tools - Medical devices - Industrial equipment

Detailed and Complete Alternative Models

Some alternative models to the LTC4009CUF#TRPBF include: - LTC4000 - MAX8900 - BQ24195

In conclusion, the LTC4009CUF#TRPBF is a versatile and efficient battery charger IC with a wide range of applications and customizable features, making it an essential component for modern electronic devices.

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