LTC4162EUFD-L42M#TRPBF

Product Overview

• Category: Integrated Circuit (IC)
• Use: Battery Charger
• Characteristics: High Efficiency, Wide Input Voltage Range, Programmable Charging Parameters
• Package: 32-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
• Output Voltage Range: 2.5V to 35V
• Charge Current Range: Up to 3A
• Operating Temperature Range: -40°C to 85°C
• Topology: Synchronous Buck Battery Charger

Pin Configuration

The LTC4162EUFD-L42M#TRPBF has a total of 32 pins. The pin configuration is as follows:

1. VIN
2. GND
3. VOUT
4. ISET
5. PROG
6. TS
7. BAT
8. STAT
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
25. INTVCC
26. INTVCC
27. INTVCC
28. INTVCC
29. INTVCC
30. INTVCC
31. INTVCC
32. INTVCC

Functional Features

• High Efficiency Charging
• Wide Input Voltage Range for Versatile Applications
• Programmable Charging Parameters for Customization
• Accurate Battery Temperature Monitoring and Protection
• Integrated Power Path Management for Simultaneous Charging and System Operation

Advantages

• High charging efficiency reduces power loss and improves battery life.
• Wide input voltage range allows compatibility with various power sources.
• Programmable charging parameters enable customization for different battery chemistries.
• Accurate battery temperature monitoring ensures safe charging.
• Integrated power path management enables simultaneous charging and system operation.

Disadvantages

• Complex pin configuration may require careful attention during circuit design.
• Limited availability of alternative models from other manufacturers.

Working Principles

The LTC4162EUFD-L42M#TRPBF is a synchronous buck battery charger IC. It operates by converting the input voltage to a lower output voltage suitable for charging batteries. The IC incorporates a power path management feature that allows the battery to be charged while the system is operational. It also provides accurate battery temperature monitoring to prevent overcharging or overheating.

Application Field Plans

The LTC4162EUFD-L42M#TRPBF is widely used in various battery-powered applications, including:

1. Portable Electronic Devices
2. Industrial Equipment
3. Automotive Systems
4. Renewable Energy Systems
5. Medical Devices

Alternative Models

While the LTC4162EUFD-L42M#TRPBF is a highly capable battery charger IC, there are alternative models available from other manufacturers that offer similar functionality. Some popular alternatives include:

1. MAX8903A from Maxim Integrated
2. BQ24650 from Texas Instruments
3. MCP73871 from Microchip Technology
4. ISL9238 from Renesas Electronics

These alternative models can be considered based on specific application requirements and availability.

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