BQ24780P charging IC

Description

Key Features of the BQ24780P:

1. Integrated Battery Charger with Power Path Control:

   • The BQ24780P integrates charging functionality and power path management into a single IC. It can manage charging and discharging simultaneously while ensuring the system can power itself from an external source (like a wall adapter) while charging the battery.

   • Power Path Control helps to automatically switch between the battery and external power source, optimizing battery usage and system performance.

2. Wide Input Voltage Range:

   • The BQ24780P supports a wide input voltage range from 4.5V to 24V, making it suitable for a variety of battery-powered systems, including laptops, tablets, power banks, and other portable devices.

3. Battery Configuration Support:

   • The IC supports multi-cell configurations, typically in the range of 2S to 6S (i.e., 2 to 6 series-connected cells), allowing it to be used for batteries of various sizes and voltages.

4. Advanced Charging Algorithms:

   • The BQ24780P implements constant-current (CC) and constant-voltage (CV) charging algorithms to ensure optimal charging of the battery, extending its lifespan and improving safety.

   • It also includes precharge, fast charge, and charge termination modes to fully manage the charging process.

5. Battery Protection and Safety:

   • Overvoltage protection, undervoltage protection, overcurrent protection, and thermal regulation are built in to protect both the battery and the system during charging and discharging.

   • It also features short-circuit protection and overtemperature protection to safeguard the battery from dangerous operating conditions.

6. I2C Communication Interface:

   • The BQ24780P provides an I2C interface, which allows the system’s microcontroller (MCU) to communicate with the charger, enabling real-time monitoring of parameters like voltage, current, temperature, and state-of-charge (SOC).

   • This also allows the system to program various parameters such as charge current, voltage, and safety thresholds through software, making the IC highly flexible.

7. Battery Fuel Gauging:

   • It supports battery gauging functionality, providing accurate state-of-charge (SOC) and state-of-health (SOH) estimations, which are crucial for intelligent power management.

8. Low Power Consumption:

   • The BQ24780P is designed for low power consumption to maximize the battery life of portable devices.

   • It also supports low quiescent current operation, minimizing power drain when the system is idle.

9. Thermal Regulation:

   • The IC integrates thermal regulation to reduce charging current if the device or battery temperature exceeds a certain threshold, helping to avoid overheating and increasing safety.

Please Note:

• No Returns, Exchanges, or Warranty available.

• Kindly verify the model number and ensure it matches your product before placing an order.

• We guarantee premium quality.

• All items are thoroughly inspected prior to shipping.