BQ29410PWRG4Manufacturer: TI/BB Secondary Over-Voltage Protection for 2-4 cell in series Li-Ion/Poly (4.35V) 8-TSSOP -40 to 110 | |||
| Partnumber | Manufacturer | Quantity | Availability |
|---|---|---|---|
| BQ29410PWRG4 | TI/BB | 20693 | In Stock |
Description and Introduction
Secondary Over-Voltage Protection for 2-4 cell in series Li-Ion/Poly (4.35V) 8-TSSOP -40 to 110 The part **BQ29410PWRG4** is manufactured by **Texas Instruments (TI)/Burr-Brown (BB)**. It is a **Lithium-Ion Battery Protection IC** designed for **overvoltage protection** in battery packs. Key specifications include:
- **Operating Voltage Range**: 2.5V to 25V   This IC is commonly used in **single-cell Li-ion battery packs** for portable electronics. |
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Application Scenarios & Design Considerations
Secondary Over-Voltage Protection for 2-4 cell in series Li-Ion/Poly (4.35V) 8-TSSOP -40 to 110# BQ29410PWRG4 Secondary Protection and Monitoring IC Technical Documentation
## 1. Application Scenarios ### Typical Use Cases  Primary applications include:  ### Industry Applications  Industrial Sector : In power tools and industrial equipment, the device provides  robust protection against voltage transients  and harsh operating conditions. The wide operating temperature range (-40°C to +85°C) makes it suitable for demanding environments.  Consumer Electronics : For high-capacity battery packs in premium devices, the IC offers  cost-effective secondary protection  without compromising safety standards. ### Practical Advantages and Limitations  Advantages:   Limitations:  ## 2. Design Considerations ### Common Design Pitfalls and Solutions  Pitfall 1: Incorrect Cell Balancing   Pitfall 2: False Triggering   Pitfall 3: Latch-up Conditions  ### Compatibility Issues with Other Components  Primary Protection ICs : The BQ29410PWRG4 is designed to work with  TI's bq-series primary protectors  (bq29700, bq29330). Compatibility with non-TI devices requires careful timing analysis due to potential race conditions.  Microcontrollers : Interface considerations:  Power MOSFETs : The IC drives external MOSFETs for charge/discharge control: ### PCB Layout Recommendations  Power Routing:  |
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