BQ24152YFFR - English Editing Encyclopedia Entry

Product Overview

Category

The BQ24152YFFR belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This IC is primarily used for managing and controlling the charging process of rechargeable batteries in various electronic devices.

Characteristics

• The BQ24152YFFR offers high efficiency and accuracy in battery charging.
• It supports multiple charging modes, such as constant current (CC) and constant voltage (CV).
• This IC incorporates advanced safety features to protect the battery and the device from overcharging, overvoltage, and overcurrent conditions.
• It is designed to work with a wide range of battery chemistries, including lithium-ion (Li-ion) and lithium-polymer (LiPo) batteries.
• The BQ24152YFFR provides a compact and space-saving solution due to its small package size.

Package

The BQ24152YFFR is available in a small form factor package, such as a 20-pin wafer chip scale package (WCSP).

Essence

The essence of the BQ24152YFFR lies in its ability to efficiently and safely charge rechargeable batteries, ensuring optimal performance and longevity.

Packaging/Quantity

The BQ24152YFFR is typically sold in reels or trays, with a quantity of around 3000 units per reel.

Specifications

• Input Voltage Range: 4.35V to 6.45V
• Charging Current Range: Up to 2A
• Output Voltage Range: 3.5V to 4.44V
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Standby Current: Less than 100µA

Detailed Pin Configuration

The BQ24152YFFR features a 20-pin wafer chip scale package (WCSP) with the following pin configuration:

1. VBUS: Input voltage from the power source
2. AC/DPDM: Adapter detection and USB data pin
3. AC/DPDP: Adapter detection and USB data pin
4. TS: Temperature sense input
5. BAT: Battery voltage sense input
6. STAT: Charging status output
7. PG: Power good output
8. ISET: Charging current setting pin
9. ILIM: Input current limit setting pin
10. EN: Enable control input
11. SDA: I2C serial data input/output
12. SCL: I2C serial clock input
13. INT: Interrupt output
14. TS/NTC: Temperature sense or NTC thermistor input
15. SRN/SRP: System reset input or system power input
16. SRP/SRN: System power input or system reset input
17. GND: Ground reference
18. VDD: Supply voltage for internal circuitry
19. VOUT: Output voltage to the battery
20. VSS: Ground reference

Functional Features

• Advanced charging algorithms for optimal battery performance.
• Integrated thermal regulation to prevent overheating during charging.
• Automatic detection of various adapter types for compatibility.
• Dynamic power management to optimize charging efficiency.
• Fault protection mechanisms to safeguard against abnormal conditions.

Advantages and Disadvantages

Advantages

• High charging efficiency ensures faster charging times.
• Comprehensive safety features protect both the battery and the device.
• Wide compatibility with different battery chemistries.
• Compact package size allows for space-saving designs.

Disadvantages

• Limited availability in certain regions.
• Requires proper understanding and implementation for optimal performance.

Working Principles

The BQ24152YFFR operates by regulating the charging current and voltage supplied to the battery. It utilizes advanced charging algorithms to ensure efficient and safe charging. The IC constantly monitors the battery's voltage, temperature, and charging status to adjust the charging parameters accordingly. This enables optimal charging performance while protecting the battery from overcharging or other potential hazards.

Detailed Application Field Plans

The BQ24152YFFR finds applications in a wide range of electronic devices that utilize rechargeable batteries. Some common application fields include: - Smartphones and tablets - Portable gaming consoles - Wearable devices - Power banks - IoT devices

Detailed and Complete Alternative Models

1. BQ24153YFFR: Similar to the BQ24152YFFR with additional features for USB On-The-Go (OTG) functionality.
2. BQ24156YFFR: A higher power variant of the BQ24152YFFR, capable of charging batteries with higher capacity.
3. BQ24158YFFR: Offers similar functionality as the BQ24152YFFR but with enhanced thermal management capabilities.

These alternative models provide similar