The Texas Instruments bq4050device, incorporating Compensated End-of-Discharge Voltage (CEDV) technology, is a highlyintegrated, accurate, 1-series to 4-series cell gas gauge and protection solution, enablingautonomous charger control and cell balancing.
The bq4050 device provides a fully integrated pack-based solution with a flashprogrammable custom reduced instruction-set CPU (RISC), safety protection, and authentication forLi-Ion and Li-Polymer battery packs.
The bq4050 gas gauge communicates via an SMBus-compatible interface and combines anultra-low power, high-speed TI bqBMP processor, high-accuracy analog measurement capabilities,integrated flash memory, an array of peripheral and communication ports, an N-CH FET drive, and aSHA-1 Authentication transform responder into a complete, high-performance battery managementsolution.
1-4 series CEDV battery fuel (gas) gauge
Features for the BQ4050
- High-Side Protection N-CH FET Drive Enables Serial Bus Communication During Fault Conditions
- Cell Balancing with Internal Bypass Optimizes Battery Health
- Diagnostic Lifetime Data Monitor and Black Box Recorder for Failure Analysis
- Full Array of Programmable Protection Features: Voltage, Current, Temperature
- JEITA Charge Algorithms Support Smart Charging
- Analog Front End with Two Independent ADCs
- Simultaneous Current and Voltage Sampling
- High-Accuracy Coulomb Counter with Input Offset Error < 1 µV (Typical)
- Supports Battery Trip Point (BTP) Function for Windows® Integration
- LED Display for State of Charge and Battery Status Indication
- 100-KHz SMBus v1.1 Communications Interface for Programming and Data Access with Alternate 400-KHz Mode
- SHA-1 Authentication Responder for Increased Battery Pack Security
- Compact 32-Pin VQFN Package (RSM)
Reviews
4.9
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Reviews
Customer Q&A
Q How to make a payment?
E****R 18/11/2024
A We accept various payment methods including bank transfers, credit cards, and PayPal. Please refer to our payment page during checkout for detailed instructions on how to complete your payment. If you have any questions or need assistance with payment, please contact our customer support team.
18/11/2024
Q How will the products be shipped?
T****k 16/08/2024
A We ship products through reliable courier services such as DHL, UPS, and FedEx. Shipping fees and delivery times may vary depending on the destination. You will receive a tracking number once your order has been dispatched, allowing you to track the status of your shipment. Please note that shipping times may vary based on location and availability.
16/08/2024
Q How is warranty provided?
L****Y 08/05/2024
A We offer a warranty on all of our products. The warranty period and conditions vary depending on the product category. For specific warranty information, please refer to the product page or your purchase agreement. If you encounter any issues with a product during the warranty period, please contact our customer service team with your proof of purchase, and we will guide you through the warranty claim process.
08/05/2024
★ ★ ★ ★ ★ 16/08/2024
Good service!
(156)
★ ★ ★ ★ ★ 23/07/2024
Good!
(982)
★ ★ ★ ★ ★ 23/07/2024
Good quality!
(982)