BQ25010RHLR

Product Overview

Category

BQ25010RHLR belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in electronic devices for power management applications.

Characteristics

• BQ25010RHLR is a low-power, single-cell Li-Ion battery charger.
• It features an integrated power FET and current sensor.
• The device operates with a wide input voltage range, making it suitable for various applications.
• It supports USB-based charging and provides accurate charge termination.

Package

BQ25010RHLR is available in a small outline package (SOP) with a thermal pad for enhanced heat dissipation.

Essence

The essence of BQ25010RHLR lies in its ability to efficiently charge single-cell Li-Ion batteries while providing protection against overvoltage, overcurrent, and overtemperature conditions.

Packaging/Quantity

This product is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Input Voltage Range: 4.35V - 6.5V
• Charge Voltage: 4.2V
• Charge Current: Up to 1A
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. VDD: Power supply input
2. GND: Ground reference
3. STAT: Status output pin
4. PROG: Programming input pin
5. TS: Thermistor input for temperature monitoring
6. BAT: Battery connection pin
7. PG: Power good output pin
8. EN: Enable control input pin

Functional Features

• Integrated power FET and current sensor simplify design and reduce external component count.
• Accurate charge termination ensures optimal battery performance and longevity.
• Wide input voltage range allows for versatile application in various electronic devices.
• USB-based charging capability provides convenience and compatibility.

Advantages

• Efficient charging with protection against overvoltage, overcurrent, and overtemperature conditions.
• Small package size and thermal pad enhance heat dissipation and enable compact designs.
• Wide input voltage range allows for flexibility in power source selection.
• USB-based charging feature adds convenience for users.

Disadvantages

• Limited to single-cell Li-Ion battery charging applications.
• Maximum charge current of 1A may not be sufficient for high-capacity batteries.
• Operating temperature range may restrict usage in extreme environments.

Working Principles

BQ25010RHLR operates by regulating the charging current and voltage to ensure safe and efficient charging of single-cell Li-Ion batteries. It monitors the battery's voltage and temperature, adjusting the charging parameters accordingly. The integrated power FET and current sensor facilitate the charging process while providing protection against potential hazards.

Detailed Application Field Plans

BQ25010RHLR finds applications in a wide range of portable electronic devices, including but not limited to: - Smartphones - Tablets - Portable media players - Wearable devices - Bluetooth headsets

Detailed and Complete Alternative Models

1. BQ24075RGTR: Similar low-power Li-Ion battery charger with an integrated power FET and current sensor. Offers a higher maximum charge current of 1.5A.
2. BQ25120YFPR: Integrated single-cell Li-Ion battery charger with additional features like thermal regulation and programmable charge current. Suitable for more demanding applications.

(Note: This list is not exhaustive and other alternative models may exist.)

In conclusion, BQ25010RHLR is a versatile and efficient single-cell Li-Ion battery charger designed for power management applications in various electronic devices. Its integrated features, wide input voltage range, and USB-based charging capability make it a reliable choice for portable devices. However, its limitations should be considered when selecting the appropriate charger for specific applications.

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