LTC4162EUFD-FAD#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
• Operating Temperature Range: -40°C to 85°C
• Control Interface: I2C

Detailed Pin Configuration

1. VIN: Input Voltage
2. GND: Ground
3. VOUT: Output Voltage
4. BAT: Battery Connection
5. PROG: Charge Current Programming
6. SDA: I2C Data Line
7. SCL: I2C Clock Line
8. INT: Interrupt Output
9. TS: Temperature Sense Input
10. STAT: Status Output
11. ILIM: Input Current Limit Programming
12. FLT: Fault Indicator
13. PGOOD: Power Good Indicator
14. NC: No Connect
15. NC: No Connect
16. NC: No Connect
17. NC: No Connect
18. NC: No Connect
19. NC: No Connect
20. NC: No Connect
21. NC: No Connect
22. NC: No Connect
23. NC: No Connect
24. NC: No Connect

Functional Features

• Wide input voltage range allows charging from various power sources.
• High efficiency ensures optimal power conversion.
• I2C interface enables easy control and monitoring of charging parameters.
• Temperature sense input provides thermal management.
• Fault indicator and interrupt output enhance system reliability.

Advantages

• Versatile input voltage range enables charging from different sources.
• High efficiency reduces power loss and improves overall system performance.
• I2C interface allows for flexible control and monitoring of charging parameters.
• Temperature sense input ensures safe charging by preventing overheating.
• Fault indicator and interrupt output enhance system reliability and fault detection.

Disadvantages

• Requires additional components for complete battery charging system implementation.
• Complex pin configuration may require careful PCB layout design.

Working Principles

The LTC4162EUFD-FAD#TRPBF is a power management IC designed for battery charging applications. It operates by converting the input voltage to the desired output voltage, while regulating the charge current based on the programmed settings. The I2C interface allows for easy control and monitoring of the charging process, enabling customization of charging parameters such as charge current and termination voltage. The temperature sense input ensures safe charging by monitoring the battery temperature and adjusting the charging parameters accordingly. The fault indicator and interrupt output provide feedback on any abnormal conditions or faults during the charging process.

Detailed Application Field Plans

The LTC4162EUFD-FAD#TRPBF is widely used in various battery-powered systems that require efficient and reliable charging. Some common application fields include:

1. Portable Electronics: Smartphones, tablets, and wearable devices often utilize this IC for their battery charging needs.
2. Industrial Equipment: Battery-powered tools, sensors, and monitoring devices benefit from the high efficiency and flexibility of this IC.
3. Automotive Systems: Electric vehicles, hybrid vehicles, and other automotive applications rely on this IC for efficient battery charging.
4. Renewable Energy Systems: Solar-powered systems and energy storage solutions can effectively utilize this IC for battery charging.

Detailed and Complete Alternative Models

1. LTC4160: Similar functionality with a different package option (QFN-32).
2. LTC4161: Higher charge current capability (up to 4A) with similar features.
3. LTC4155: Integrated wireless charging functionality in addition to battery charging capabilities.

Note: This is not an exhaustive list, and there are other alternative models available from various manufacturers.

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