BQ24195LRGET

Product Overview

Category

BQ24195LRGET belongs to the category of integrated circuits (ICs) specifically designed for battery charging applications.

Use

This product is primarily used for charging lithium-ion batteries in various electronic devices such as smartphones, tablets, and portable electronics.

Characteristics

• Integrated circuit for battery charging
• Supports lithium-ion battery chemistry
• High efficiency charging
• Programmable charging parameters
• Thermal regulation and protection
• Overvoltage and overcurrent protection

Package

BQ24195LRGET is available in a small form factor package, typically a 20-pin QFN (Quad Flat No-leads) package. This package offers compactness and ease of integration into electronic devices.

Essence

The essence of BQ24195LRGET lies in its ability to efficiently charge lithium-ion batteries while providing necessary protection mechanisms to ensure safe and reliable charging.

Packaging/Quantity

This product is typically supplied in reels or tubes, containing a specific quantity of ICs per package. The exact quantity may vary depending on the supplier and customer requirements.

Specifications

• Input voltage range: 4.35V - 6.45V
• Charging current range: 500mA - 3A
• Programmable charging parameters
• Thermal regulation and protection
• Overvoltage and overcurrent protection
• Operating temperature range: -40°C to +85°C

Detailed Pin Configuration

1. VBUS: Input voltage from the power source
2. GND: Ground reference
3. TS: Temperature sense input
4. STAT: Status output pin
5. ISET: Charging current setting pin
6. EN: Enable control pin
7. PG: Power good output pin
8. BAT: Battery voltage sense input
9. SRN: Serial interface receive pin
10. SCLK: Serial interface clock pin
11. SDA: Serial interface data pin
12. INT: Interrupt output pin
13. TS/DPDM: Temperature sense or DPDM (Differential Pair Detection Method) input
14. VBUS: Input voltage from the power source
15. GND: Ground reference
16. TS: Temperature sense input
17. STAT: Status output pin
18. ISET: Charging current setting pin
19. EN: Enable control pin
20. PG: Power good output pin

Functional Features

• Programmable charging parameters allow customization for different battery chemistries and capacities.
• Thermal regulation and protection prevent overheating during charging.
• Overvoltage and overcurrent protection ensure safe charging and prevent damage to the battery and IC.
• Power good output pin provides a signal indicating successful charging completion.
• Interrupt output pin allows for system-level notifications during specific events.

Advantages and Disadvantages

Advantages

• High efficiency charging, minimizing energy loss during the charging process.
• Programmable charging parameters offer flexibility for various battery types and capacities.
• Comprehensive protection mechanisms ensure safe and reliable charging.
• Compact package size enables easy integration into electronic devices.

Disadvantages

• Limited to lithium-ion battery chemistry, not suitable for other battery types.
• Requires additional external components for complete charging circuit implementation.

Working Principles

BQ24195LRGET operates by regulating the charging current and voltage supplied to the connected lithium-ion battery. It monitors the battery's voltage, temperature, and charging status to ensure optimal charging conditions. The programmable charging parameters allow customization for different battery chemistries and capacities. The IC also incorporates various protection mechanisms to prevent overcharging, overvoltage, and overcurrent situations, ensuring safe and efficient charging.

Detailed Application Field Plans

BQ24195LRGET finds applications in a wide range of electronic devices that utilize lithium-ion batteries. Some of the common application fields include:

1. Smartphones and tablets
2. Portable media players
3. Wearable devices
4. Bluetooth headsets and speakers
5. Digital cameras and camcorders
6. Handheld gaming consoles
7. Power banks and portable chargers

Detailed and Complete Alternative Models

1. BQ24192RGET
2. BQ24296RGET
3. BQ24075RGET
4. BQ24090RGET
5. BQ24095RGET

These alternative models offer similar functionality and features, catering to different charging requirements and battery chemistries.

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