BQ25898CYFFT - English Editing Encyclopedia Entry

Product Overview

Category

BQ25898CYFFT belongs to the category of integrated circuits (ICs) and specifically falls under the power management ICs.

Use

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

Characteristics

• High efficiency power management
• Fast charging capability
• Integrated protection features
• Compact and space-saving design
• Compatibility with various battery types

Package

The BQ25898CYFFT comes in a small form factor package, typically a 32-pin wafer chip scale package (WCSP). This compact package allows for easy integration into electronic devices.

Essence

The essence of BQ25898CYFFT lies in its ability to efficiently manage power and provide fast charging solutions for portable electronic devices.

Packaging/Quantity

The product is usually packaged in reels or trays, containing a specific quantity of chips per package. The exact packaging and quantity may vary depending on the manufacturer's specifications.

Specifications

• Input voltage range: 3.9V to 14V
• Output voltage range: 3.9V to 14V
• Charging current: Up to 4A
• Operating temperature range: -40°C to 85°C
• Battery voltage regulation accuracy: ±0.5%
• USB OTG output voltage: 5V
• USB OTG output current: Up to 1.5A

Detailed Pin Configuration

The BQ25898CYFFT has a total of 32 pins, each serving a specific function. The pin configuration is as follows:

1. VBUS
2. AC
3. TS
4. SRN
5. SRP
6. ISET
7. STAT
8. INT
9. CE
10. PGND
11. VBUS_GD
12. VBUS_DISC
13. VBUS_CHG
14. VBUS_OTG
15. VBUS_SYS
16. VBUS_ADC
17. VBUS_LIM
18. VBUS_ILIM
19. VBUS_OVP
20. VBUS_UVLO
21. VBUS_EN
22. VBUS_PUMP
23. VBUSPUMPEN
24. VBUSPUMPDIS
25. VBUSPUMPSTAT
26. VBUSPUMPINT
27. VBUSPUMPCE
28. VBUSPUMPPGND
29. VBUSPUMPVREG
30. VBUSPUMPVREG_EN
31. VBUSPUMPVREG_DIS
32. VBUSPUMPVREG_STAT

Functional Features

• Battery charging with high efficiency
• Support for various charging protocols (e.g., USB PD, QC)
• Thermal regulation and protection
• Overvoltage and undervoltage protection
• Short-circuit protection
• USB On-The-Go (OTG) functionality
• Dynamic power path management

Advantages and Disadvantages

Advantages

• High charging efficiency reduces charging time
• Compact package allows for easy integration into devices
• Compatibility with various battery types enhances versatility
• Comprehensive protection features ensure safe charging

Disadvantages

• May require additional external components for optimal performance
• Complex pin configuration may require careful circuit design

Working Principles

The BQ25898CYFFT operates by efficiently converting the input voltage to the desired output voltage while regulating the charging current. It utilizes advanced power management techniques to optimize charging efficiency and protect the battery from overcharging, overheating, and other potential risks.

Detailed Application Field Plans

The BQ25898CYFFT finds applications in a wide range of electronic devices, including: - Smartphones - Tablets - Portable media players - Wearable devices - Bluetooth headsets - Digital cameras

Detailed and Complete Alternative Models

1. BQ25895YFFR: Similar to BQ25898CYFFT with minor variations in specifications.
2. BQ25619RGET: Power management IC with similar functionality but different pin configuration.
3. LTC4162-L: Integrated power management solution with advanced features for portable electronics.

These alternative models offer comparable power management capabilities and can be considered as alternatives to the BQ25898CYFFT based on specific requirements.

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