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BQ27510DRZT-G3
Texas Instruments
IC BATT FUEL GAUGE LI-ION 12SON
69743 Pcs New Original In Stock
Battery Battery Monitor IC Lithium Ion 12-SON (2.5x4)
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*Quantity
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Minimum 1
5.0 / 5.0
- (488 Ratings)
BQ27510DRZT-G3
Product Overview
1232661
DiGi Electronics Part Number
BQ27510DRZT-G3-DGManufacturer
Texas Instruments
BQ27510DRZT-G3
Description
IC BATT FUEL GAUGE LI-ION 12SONInventory
69743 Pcs New Original In Stock
Battery Battery Monitor IC Lithium Ion 12-SON (2.5x4)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
How to Order
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365 - Day Quality Guarantee - Every part fully backed.
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BQ27510DRZT-G3 Technical Specifications
Category
Power Management (PMIC), Battery Management
Packaging
-
Series
Impedance Track™
Product Status
Active
Function
Battery Monitor
Battery Chemistry
Lithium Ion
Number of Cells
1
Fault Protection
-
Interface
I2C
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Package / Case
12-VFDFN Exposed Pad
Supplier Device Package
12-SON (2.5x4)
Base Product Number
BQ27510
Datasheet & Documents
Manufacturer Product Page
BQ27510DRZT-G3 Specifications
HTML Datasheet
BQ27510DRZT-G3-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
BQ27510DRZT-G3-DG
296-38881-6
296-38881-2
296-38881-1
-BQ27510DRZT-G3-NDR
-296-38881-1-DG
Standard Package
250
Alternative Parts
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MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
Dec 02, 2025
항상 빠른 출하와 우수한 제품 품질에 감탄합니다.
Dec 02, 2025
Their reasonable prices don't come at the expense of quality support.
Dec 02, 2025
Their well-stocked inventory helps us respond quickly to market demands.
Dec 02, 2025
Their pricing is competitive, but the reliability is top-tier.
Dec 02, 2025
Customer support was warm and helpful, making the entire shopping process pleasant.
Dec 02, 2025
Their responsiveness and friendly attitude are truly appreciated.
Dec 02, 2025
Fast delivery times make their service truly dependable.
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Frequently Asked Questions (FAQ)
What are the key design-in risks when using the BQ27510DRZT-G3 in a space-constrained IoT device with limited PCB area for fuel gauge circuitry?
When integrating the BQ27510DRZT-G3 into compact IoT designs, a major risk is improper layout of the 12-SON (2.5x4 mm) package, especially the exposed thermal pad. Failure to correctly connect the exposed pad to a sufficient ground plane can degrade thermal performance and accuracy of the Impedance Track™ algorithm. Also, ensure I2C pull-up resistors are minimized in value (e.g., 2.2kΩ) to reduce leakage and support low-power modes, which is critical in battery-powered IoT applications. Avoid routing high-speed signals near the fuel gauge to prevent noise coupling that could corrupt fuel calculations.
How does the BQ27510DRZT-G3 compare to the BQ27441DRZT-G1B when replacing an aging design and what compatibility issues should I watch for?
The BQ27510DRZT-G3 offers higher fuel-gauge accuracy and advanced Impedance Track™ technology compared to the BQ27441DRZT-G1B's simpler gauging method, but they are not drop-in replacements. Key differences include register maps and I2C addressing—firmware updates are required. The BQ27510DRZT-G3 requires external current sensing (shunt resistor), while the BQ27441DRZT-G1B integrates it, so PCB redesign is needed. Evaluate whether the improved state-of-charge accuracy justifies the additional BOM and layout changes in your application.
Can the BQ27510DRZT-G3 reliably operate in industrial environments near the upper limit of its 85°C operating temperature range, and how does temperature affect fuel gauge accuracy?
While the BQ27510DRZT-G3 is rated for operation up to 85°C (TA), sustained high temperatures can impact Impedance Track™ algorithm accuracy due to changes in battery impedance characteristics. To maintain reliability, ensure adequate PCB heat dissipation via thermal vias under the exposed pad and avoid placing the device near high-dissipation components. Calibrate the gauge at multiple temperatures during design-in, and consider derating battery capacity estimates at elevated temperatures to avoid overestimating remaining run time.
What are the critical considerations for selecting sense resistors when designing with the BQ27510DRZT-G3 for accurate battery current measurement?
Selecting the external sense resistor for the BQ27510DRZT-G3 requires balancing accuracy and power loss. Use a low-inductance, precision resistor (e.g., 0.01Ω to 0.02Ω) with tight tolerance (±1%) to minimize voltage drop while maintaining measurement resolution. Place the Kelvin connections directly from the resistor to the BQ27510DRZT-G3's sense pins to avoid PCB trace resistance errors. Also, ensure the resistor's power rating accounts for peak loads—undersizing can lead to drift or failure, corrupting fuel data.
What are the reliability risks of using the BQ27510DRZT-G3 in a consumer wearable with frequent charge cycles, and how can I mitigate long-term fuel gauge drift?
In high-cycle applications like wearables, the BQ27510DRZT-G3 may experience fuel gauge drift due to battery aging not being fully captured without periodic full discharge recalibration. Implement a full charge-discharge cycle at least once every 30 partial cycles to reset the Impedance Track™ model. Also, monitor the 'FullChargeCapacity' register trend; a sudden drop may indicate cell degradation. Use stable, low-TCR components around the gauge to avoid measurement drift, and store learned battery profiles in non-volatile memory during device sleep to preserve accuracy across power cycles.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
BQ27510DRZT-G3 CAD Models
Texas Instruments BQ27510DRZT-G3 PCB symbols & footprints
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