LTC4162EUFD-SSTM#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Battery Charger
• Characteristics: High Efficiency, Wide Input Voltage Range
• Package: 24-Lead QFN (Quad Flat No-Lead)
• Essence: Power Management IC for Battery Charging Applications
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 35V
• Output Voltage Range: 2.5V to 35V
• Maximum Charge Current: 3A
• Programmable Charge Current Limit
• Programmable Charge Termination
• Battery Temperature Monitoring
• Thermal Regulation and Protection
• I²C Interface for Configuration and Monitoring

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. VBAT: Battery Voltage
4. TS: Battery Temperature Sense
5. PROG: Charge Current Programming
6. STAT: Status Indicator
7. INTVCC: Internal Voltage Regulator Output
8. SDA: I²C Data Line
9. SCL: I²C Clock Line
10. CE: Chip Enable
11. ILIM: Input Current Limit Programming
12. VOUT: Output Voltage
13. PGND: Power Ground
14. BAT: Battery Connection
15. VREF: Reference Voltage Output
16. VCC: Supply Voltage
17. VFB: Feedback Voltage
18. ISET: Current Set Point
19. IMON: Current Monitor
20. VSENSE: Voltage Sense
21. VCCINT: Internal Voltage Regulator Input
22. VCCIO: I/O Voltage
23. NC: No Connection
24. NC: No Connection

Functional Features

• Wide input voltage range allows for versatile applications
• High efficiency ensures optimal power conversion
• Programmable charge current limit and termination enhance flexibility
• Battery temperature monitoring prevents overheating
• I²C interface enables easy configuration and monitoring

Advantages and Disadvantages

Advantages

• Wide input voltage range accommodates various power sources
• High efficiency minimizes energy loss during charging
• Programmable charge current limit and termination offer customization options
• Battery temperature monitoring ensures safe operation
• I²C interface simplifies configuration and monitoring process

Disadvantages

• Limited to battery charging applications only
• Requires additional components for complete battery management system

Working Principles

The LTC4162EUFD-SSTM#TRPBF is a power management IC specifically designed for battery charging applications. It operates by converting the input voltage from a power source into a regulated output voltage suitable for charging batteries. The IC incorporates various features such as programmable charge current limit, termination, and battery temperature monitoring to ensure efficient and safe charging.

When enabled, the IC regulates the charge current flowing into the battery based on the programmed settings. It continuously monitors the battery temperature to prevent overheating and adjusts the charging parameters accordingly. The I²C interface allows users to configure and monitor the IC's operation conveniently.

Detailed Application Field Plans

The LTC4162EUFD-SSTM#TRPBF finds extensive use in various battery-powered systems, including:

1. Portable Electronics: Smartphones, tablets, and wearable devices often rely on rechargeable batteries. The IC provides efficient and reliable charging solutions for these devices.
2. Industrial Equipment: Battery-powered tools, sensors, and communication devices benefit from the IC's wide input voltage range and programmable charging capabilities.
3. Automotive Applications: Electric vehicles, hybrid cars, and electric bikes utilize the IC for their battery charging needs.
4. Renewable Energy Systems: Solar-powered systems and energy storage solutions can effectively utilize the IC for charging and managing battery banks.

Detailed and Complete Alternative Models

1. LTC4160: Similar to LTC4162EUFD-SSTM#TRPBF, this IC offers battery charging capabilities with a different pin configuration.
2. MCP73871: A popular alternative from Microchip, providing similar functionality in a different package.
3. BQ24650: Texas Instruments' offering with comparable features and performance.

These alternative models offer similar functionality and can be considered as replacements or alternatives to the LTC4162EUFD-SSTM#TRPBF depending on specific requirements.

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