ISL62771HRTZ

The ISL62771HRTZ is a highly integrated battery charger controller IC designed for use in portable electronic devices such as smartphones, tablets, and other handheld devices. This IC offers a complete solution for managing the charging and power delivery functions of lithium-ion and lithium-polymer battery packs.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• VIN: Input Voltage
• GND: Ground
• VBAT: Battery Input
• TS: Temperature Sense
• CE: Chip Enable
• PG: Power Good
• REG: Regulated Output
• PROG: Programming Input
• SEL: Selector Pin
• SET: Set Point
• FB: Feedback Pin
• BAT: Sense Pin
• ILIM: Current Limit
• PMODE: Power Mode
• N/C: No Connection

Circuit Diagram

Incorporate a circuit diagram that illustrates the connections and operation of the ISL62771HRTZ IC for a more visual representation.

Key Features

• Integrated Charging and Power Management: The ISL62771HRTZ integrates charging and power management functions, providing a comprehensive solution for battery-powered devices.
• High Efficiency: This IC offers high efficiency charging and power delivery, optimizing battery performance and device runtime.
• Programmable Operation: The ISL62771HRTZ features programmable inputs for various parameters, allowing for flexibility in charging profiles and power delivery settings.
• Protection Features: The IC includes built-in protection features such as thermal shutdown, overvoltage protection, and overcurrent protection to ensure safe operation.
• Compact Package: Housed in a compact package, the ISL62771HRTZ is well-suited for space-constrained applications.

Note: For detailed technical specifications, please refer to the ISL62771HRTZ datasheet.

Application

• Portable Devices: The ISL62771HRTZ is commonly used in portable electronic devices such as smartphones, tablets, digital cameras, and portable media players.
• Battery Management Systems: This IC is ideal for battery management systems in various consumer electronics and industrial applications.
• Power Banks: The ISL62771HRTZ is suitable for power bank applications, providing efficient and reliable charging and power delivery functions.

Functionality

The ISL62771HRTZ provides a complete solution for battery charging and power management in portable electronic devices. With its integrated features and programmable operation, it offers flexibility and efficiency in battery management.

Usage Guide

• Input Power: Connect VIN (Input Voltage) to the power source, and GND to ground.
• Battery Connection: Connect VBAT to the battery input, and ensure proper connection of the battery sense and feedback pins (BAT and FB).
• Programming: Use the PROG and SEL pins for programming various parameters such as charging current and voltage set points.
• Thermal Considerations: Monitor the TS pin for temperature sense and implement thermal management measures as needed.

Frequently Asked Questions

Q: Can the ISL62771HRTZ support multi-cell battery packs?
A: The ISL62771HRTZ is designed for single-cell lithium-ion and lithium-polymer battery packs, and may not be directly applicable to multi-cell configurations.

Q: What is the typical charging current range for the ISL62771HRTZ?
A: The charging current range can be programmable and may vary based on application requirements. Refer to the datasheet for specific details.