Overview
The BQ24610RGET, manufactured by Texas Instruments, is a highly integrated stand-alone synchronous switch-mode battery charge controller designed for lithium-ion (Li-ion) and lithium-polymer (Li-polymer) batteries. This device offers a constant-frequency synchronous switching PWM controller with high-accuracy charge current and voltage regulation. It supports a wide range of battery configurations, from 1 to 6 cells, and is suitable for various battery charging applications requiring precision and reliability.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Package | 24-VFQFN Exposed Pad | |
| Number of Pins | 24 | |
| Operating Temperature Range | 0°C to 125°C | °C |
| VCC Input Voltage Operating Range | 5.0 V to 28.0 V | V |
| Max Supply Voltage | 28 V | V |
| Min Supply Voltage | 5 V | V |
| Max Output Current | 10 A | A |
| Switching Frequency | 600 kHz | kHz |
| Charge Voltage Accuracy | ±0.5% | % |
| Charge Current Accuracy | ±3% | % |
| Adapter Current Accuracy | ±3% | % |
| Off-state Battery Discharge Current | < 15 μA | μA |
| Off-state Input Quiescent Current | < 1.5 mA | mA |
Key Features
- Constant-frequency synchronous switching PWM controller
- High-accuracy charge current and voltage regulation
- Support for 1 to 6 Li-ion or Li-polymer battery cells
- Up to 10-A charge current and adapter current
- Dynamic power management to avoid overloading the AC adapter
- Automatic system power selection from adapter or battery
- Internal loop compensation and soft start
- Safety protections including overcurrent, overvoltage, short circuit, and thermal shutdown
- Programmable safety timer and charge termination
- 6-V gate drive for synchronous buck converter
- Low quiescent current in off-state
Applications
The BQ24610RGET is suitable for a variety of applications requiring precise and reliable battery charging, including:
- Portable electronics such as laptops, tablets, and smartphones
- Power tools and equipment
- Electric vehicles and hybrid vehicles
- Energy storage systems
- Consumer electronics with rechargeable batteries
Q & A
- What is the BQ24610RGET used for?
The BQ24610RGET is a stand-alone synchronous switch-mode battery charge controller for Li-ion and Li-polymer batteries.
- What is the operating temperature range of the BQ24610RGET?
The operating temperature range is from 0°C to 125°C.
- What is the maximum charge current supported by the BQ24610RGET?
The maximum charge current is up to 10 A.
- Does the BQ24610RGET support dynamic power management?
Yes, it features dynamic power management to avoid overloading the AC adapter.
- What safety protections are included in the BQ24610RGET?
The device includes protections such as overcurrent, overvoltage, short circuit, and thermal shutdown.
- Can the BQ24610RGET be used for multiple battery cell configurations?
Yes, it supports configurations from 1 to 6 battery cells.
- What is the switching frequency of the BQ24610RGET?
The switching frequency is 600 kHz.
- Does the BQ24610RGET have a programmable safety timer?
Yes, it includes a programmable safety timer for charge termination.
- What is the package type of the BQ24610RGET?
The package type is 24-VFQFN Exposed Pad.
- Is the BQ24610RGET RoHS compliant?
Yes, the BQ24610RGET is RoHS compliant.
