Overview
The BQ24610EVM-603 is an evaluation module designed by Texas Instruments for the bq24610, a highly integrated Li-ion or Li-polymer switch-mode battery charge controller. This module is specifically tailored to support the charging of multi-cell Li-ion batteries, including configurations beyond 7 cells. The bq24610 offers a constant-frequency synchronous PWM controller with high-accuracy charge current and voltage regulation, adapter current regulation, termination, charge preconditioning, and charge status monitoring. The charge process is executed in three phases: preconditioning, constant current, and constant voltage, ensuring efficient and safe battery charging.
Key Specifications
| Attribute | Value |
|---|---|
| Output Voltage | Up to 26V (programmable) |
| Output Current | Up to 8A |
| AC Adapter Operating Range | 5V to 28V |
| Switching Frequency | 300kHz, 600kHz, 800kHz, 1.2MHz |
| Operating Junction Temperature Range | 0°C to 125°C |
| Utilized IC / Part | bq24610 |
| Package / Case | Module |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Key Features
- High-efficiency synchronous buck charger
- User-programmable battery voltage up to 26V
- LED indication for control and status signals
- Test points for key signals available for testing purpose with easy probe hook-up
- Jumpers available for easy connection changes
- Constant-frequency synchronous PWM controller with high-accuracy charge current and voltage regulation
- Adapter current regulation, termination, charge preconditioning, and charge status monitoring
- Programmable charge timer for safety backup and automatic restart of charge cycle if battery voltage falls below an internal threshold
- Low-quiescent current sleep mode when input voltage falls below battery voltage
Applications
The BQ24610EVM-603 is designed for charging multi-cell Li-ion and Li-polymer batteries, making it suitable for a variety of applications including:
- Portable electronics such as laptops, tablets, and smartphones
- Electric vehicles and hybrid electric vehicles
- Industrial power tools and equipment
- Renewable energy systems and energy storage solutions
Q & A
- What is the primary function of the BQ24610EVM-603?
The primary function of the BQ24610EVM-603 is to evaluate and demonstrate the capabilities of the bq24610, a highly integrated Li-ion or Li-polymer switch-mode battery charge controller.
- What is the output voltage range of the BQ24610EVM-603?
The output voltage of the BQ24610EVM-603 is programmable up to 26V.
- What is the maximum output current of the BQ24610EVM-603?
The maximum output current of the BQ24610EVM-603 is up to 8A.
- What is the operating range of the AC adapter for the BQ24610EVM-603?
The AC adapter operating range for the BQ24610EVM-603 is from 5V to 28V.
- How does the BQ24610EVM-603 regulate the charge process?
The BQ24610EVM-603 regulates the charge process in three phases: preconditioning, constant current, and constant voltage, with high-accuracy charge current and voltage regulation.
- What safety features does the BQ24610EVM-603 include?
The BQ24610EVM-603 includes a programmable charge timer for safety backup, automatic restart of the charge cycle if the battery voltage falls below an internal threshold, and a low-quiescent current sleep mode when the input voltage falls below the battery voltage.
- How does the BQ24610EVM-603 handle temperature monitoring?
The BQ24610EVM-603 includes provisions for temperature qualification voltage input and can be configured to cut off charging based on thermistor readings.
- What kind of LEDs and test points are available on the BQ24610EVM-603?
The BQ24610EVM-603 features LEDs for control and status signals and test points for key signals, making it easy to probe and test the module.
- Can the connections on the BQ24610EVM-603 be easily changed?
Yes, the BQ24610EVM-603 includes jumpers that allow for easy changes to connections.
- What is the operating junction temperature range of the BQ24610EVM-603?
The operating junction temperature range of the BQ24610EVM-603 is from 0°C to 125°C.
