LTC4162EUFD-SST#TRPBF

Product Overview

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

Specifications

• Input Voltage Range: 4.5V to 35V
• Charge Current Range: Up to 3A
• Termination Current: Programmable
• Float Voltage Accuracy: ±0.5%
• Operating Temperature Range: -40°C to 85°C
• Battery Chemistry Support: Li-Ion, LiFePO4, and Lead Acid

Pin Configuration

The LTC4162EUFD-SST#TRPBF has a total of 24 pins. The pin configuration is as follows:

1. VCC
2. GND
3. BAT
4. ISET
5. PROG
6. TS
7. STAT
8. INTVCC
9. INTVCC
10. INTVCC
11. INTVCC
12. INTVCC
13. INTVCC
14. INTVCC
15. INTVCC
16. INTVCC
17. INTVCC
18. INTVCC
19. INTVCC
20. INTVCC
21. INTVCC
22. INTVCC
23. INTVCC
24. INTVCC

Functional Features

• High efficiency synchronous buck charger
• Wide input voltage range allows charging from various power sources
• Programmable charging parameters for different battery chemistries
• Accurate float voltage regulation for optimal battery performance
• Integrated temperature sensing and protection features
• Fault detection and reporting through status pins

Advantages and Disadvantages

Advantages: - High efficiency charging reduces power consumption - Wide input voltage range provides flexibility in power source selection - Programmable charging parameters allow customization for different batteries - Accurate float voltage regulation ensures optimal battery performance - Integrated temperature sensing and protection enhance safety

Disadvantages: - Limited to specific battery chemistries (Li-Ion, LiFePO4, and Lead Acid) - Requires careful configuration for optimal performance

Working Principles

The LTC4162EUFD-SST#TRPBF is a power management IC designed for battery charging applications. It operates as a high-efficiency synchronous buck charger, converting the input voltage to a suitable level for charging the connected battery. The IC supports various battery chemistries such as Li-Ion, LiFePO4, and Lead Acid.

The charging parameters can be programmed to match the requirements of the specific battery being charged. This includes setting the charge current, termination current, and float voltage. The IC also incorporates accurate float voltage regulation to ensure the battery is not overcharged, maximizing its lifespan and performance.

Temperature sensing is integrated into the IC, allowing it to monitor the battery temperature and take appropriate actions to prevent overheating or damage. Fault detection and reporting are provided through dedicated status pins, enabling easy monitoring of the charging process.

Detailed Application Field Plans

The LTC4162EUFD-SST#TRPBF finds application in various fields where battery charging is required. Some of the detailed application field plans include:

1. Portable Electronics: Charging batteries in smartphones, tablets, and portable gaming devices.
2. Industrial Equipment: Charging batteries in handheld tools, wireless sensors, and IoT devices.
3. Automotive: Charging batteries in electric vehicles, hybrid vehicles, and auxiliary systems.
4. Renewable Energy: Charging batteries in solar-powered systems and energy storage solutions.
5. Medical Devices: Charging batteries in portable medical equipment and patient monitoring devices.

Detailed and Complete Alternative Models

1. LTC4162EUFD-TRPBF
2. LTC4162EUFD#PBF
3. LTC4162EUFD-SST#PBF
4. LTC4162EUFD-SS8#TRPBF
5. LTC4162EUFD-SS8#PBF

These alternative models offer similar functionality and features to the LTC4162EUFD-SST#TRPBF, providing options for different package styles or quantities.

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