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BQ29330DBTR
IC BATT PROT LI-ION 2-4C 30TSSOP
- Manufacturer
- Mfr. Part #BQ29330DBTR
- Package TSSOP (DBT)-30
- Datasheet
- In Stock4198
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Specifications
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Not For New Designs |
| Function | Battery Protection |
| BatteryChemistry | Lithium Ion/Polymer |
| NumberofCells | 2 ~ 4 |
| FaultProtection | Over Current, Over/Under Voltage, Short Circuit |
| Interface | I²C |
| OperatingTemperature | -40°C ~ 110°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 30-TFSOP (0.173, 4.40mm Width) |
Overview
Description
Key features of the BQ29330DBTR include over-voltage protection, under-voltage protection, and over-current protection, which prevent damage caused by extreme conditions. It also offers cell balancing, which helps maintain the health and longevity of individual cells within a battery pack. The IC is capable of monitoring multiple cells simultaneously, making it suitable for use in multi-cell configurations.
The BQ29330DBTR is known for its low power consumption, which is essential in preserving battery life in portable devices. It operates over a wide temperature range, ensuring reliability in various environmental conditions. The device is commonly used in conjunction with a separate microcontroller to provide comprehensive battery management solutions. Overall, the BQ29330DBTR is valued for its robust protection features and ability to enhance the safety and performance of lithium-based battery systems.
Features
1. Protection and Safety: Offers overvoltage, undervoltage, overcurrent, and short-circuit protection to ensure battery safety and longevity.
2. Cell Balancing: Supports passive cell balancing to maintain equal charge levels across all cells, enhancing battery performance and lifespan.
3. Scalability: Suitable for multi-cell applications, typically managing battery packs consisting of up to 4 cells in series.
4. I2C Interface: Equipped with an I2C communication interface for easy integration and monitoring, allowing for communication with microcontrollers or other system components.
5. Low Power Consumption: Designed for efficiency, minimizing power draw during operation to extend battery life.
6. Temperature Monitoring: Capable of interfacing with an external thermistor for temperature monitoring, adding another layer of safety.
7. Compact Package: Available in a small TSSOP package, facilitating space-efficient designs in portable and compact electronic devices.
These features make the BQ29330DBTR a comprehensive solution for managing and protecting lithium-based battery systems in various applications.
Package
Pinout
Key pin functions include:
- Voltage sensing for individual cells.
- Control outputs for external N-channel MOSFETs used in the protection circuit.
- Communication interface pins for I2C, enabling communication with a host microcontroller.
- Pins for setting thresholds and delays for protection features.
The BQ29330 is part of Texas Instruments' battery management portfolio and is designed to work in conjunction with a battery management controller to ensure safe and efficient operation of the battery pack. For detailed pin configuration and specific functions, consulting the datasheet from Texas Instruments is recommended.
Manufacturer
Application
Equivalent
1. BQ29334 from Texas Instruments - offers similar battery protection features.
2. S-8254 series from Seiko Instruments - provides overcharge, over-discharge, and overcurrent protection.
3. ISL94203 from Renesas Electronics - offers comparable protection and monitoring for battery packs.
Check specifications and compatibility for exact equivalence.
Shipping
Shipping MethodsWe
offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.
Shipping Fee Reference (DHL/FedEx):
DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.
FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.
UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.
TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.
EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.
Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.
Payments
Payment Methods
The Payment term is 100% Prepaid.
Currently, we only accept the below payment methods:
1. PayPal
2. Credit/ Debit Card
3. Wire Transfer
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