BQ24160YFFR

BQ24160YFFR - English Editing Encyclopedia Entry

Product Overview

Category

The BQ24160YFFR belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

This IC is primarily used for managing power in portable electronic devices, such as smartphones, tablets, and wearable devices. It provides efficient charging and power delivery capabilities.

Characteristics

• High efficiency: The BQ24160YFFR offers high charging efficiency, minimizing energy loss during the charging process.
• Fast charging: It supports fast charging protocols, enabling quick replenishment of device batteries.
• Compact package: The IC comes in a small form factor package, making it suitable for space-constrained designs.
• Low standby current: It has a low quiescent current, ensuring minimal power consumption when not actively charging.

Package and Quantity

The BQ24160YFFR is available in a small 20-pin QFN (Quad Flat No-Lead) package. It is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Input voltage range: 4.35V to 6.45V
• Charging voltage range: 3.5V to 4.44V
• Maximum charging current: 2A
• Operating temperature range: -40°C to +85°C
• Integrated safety features: Overvoltage protection, overcurrent protection, thermal regulation, and battery temperature monitoring.

Pin Configuration

The BQ24160YFFR has a total of 20 pins, each serving a specific function. Here is a detailed pin configuration:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. VBUS: USB input voltage pin
4. STAT: Charging status indicator pin
5. TS: Thermistor input pin for battery temperature monitoring
6. ISET: Charging current setting pin
7. VREF: Reference voltage output pin
8. ILIM: Current limit setting pin
9. TS/DPDM: Thermistor input or USB D+/D- detection pin
10. SDA: I2C data pin
11. SCL: I2C clock pin
12. INT: Interrupt output pin
13. EN: Enable control pin
14. BAT: Battery voltage sense pin
15. SRN: System reset notification pin
16. SYS: System voltage sense pin
17. PG: Power good indicator pin
18. TS2: Second thermistor input pin
19. TS1: First thermistor input pin
20. GND: Ground pin

Functional Features

The BQ24160YFFR offers several functional features to enhance power management:

1. Integrated charging algorithms: The IC incorporates advanced charging algorithms to optimize the charging process based on battery characteristics.
2. USB OTG support: It provides USB On-The-Go (OTG) functionality, allowing devices to act as a host or peripheral.
3. Dynamic power path management: This feature enables simultaneous charging and discharging, ensuring uninterrupted device operation.
4. Thermal regulation: The IC monitors the temperature during charging and adjusts the charging current accordingly to prevent overheating.
5. Fault protection: It includes various safety mechanisms to protect against overvoltage, overcurrent, and short-circuit conditions.

Advantages and Disadvantages

Advantages

• High charging efficiency leads to reduced energy consumption.
• Fast charging capability allows for quick battery replenishment.
• Compact package size facilitates integration into small form factor designs.
• Low standby current minimizes power drain when not actively charging.

Disadvantages

• Limited maximum charging current of 2A may not be suitable for devices with larger battery capacities.
• Requires external components for complete power management solution.

Working Principles

The BQ24160YFFR operates based on a combination of charging algorithms, power path management, and safety features. When connected to an input power source, it regulates the charging current and voltage to efficiently charge the connected battery. It continuously monitors the battery temperature and adjusts the charging parameters accordingly to prevent overheating or damage.

Application Field Plans

The BQ24160YFFR is widely used in various portable electronic devices, including smartphones, tablets, wearable devices, and other battery-powered gadgets. Its compact size, high efficiency, and fast charging capabilities make it suitable for applications where space and power management are critical.

Alternative Models

For those seeking alternative options, here are some detailed and complete alternative models that offer similar functionality:

1. BQ24163YFFR
2. BQ24165YFFR
3. BQ24167YFFR
4. BQ24168YFFR
5. BQ24169YFFR

These alternative models provide comparable power management features and can be considered as substitutes for