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BQ7695202PFBR
Battery Management 3-s to 16-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4 48-TQFP -40 to 85
BQ7695202PFBR
Battery Management 3-s to 16-s high-accuracy battery monitor and protector for Li-ion, Li-polymer and LiFePO4 48-TQFP -40 to 85
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製造商零件號 # : BQ7695202PFBR
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包裝/封裝: TQFP-48
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製造商: Texas Instruments
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產品分類 : Battery Management
品質保證
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About After Sales Service
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例子
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BQ7695202PFBR 數據表
價格 (USD)
| 數量 | 單價 | 總價 |
|---|---|---|
| 1 | $4.126 | $4.13 |
| 10 | $3.612 | $36.12 |
| 30 | $3.308 | $99.24 |
| 100 | $2.656 | $265.60 |
| 500 | $2.513 | $1,256.50 |
| 1000 | $2.449 | $2,449.00 |
這些價格會受到市場波動的影響，需要提交報價才能取得最新價格。
詳細說明
What sets the BQ76952PFBR apart is its comprehensive integration of essential components, such as high-side charge-pump NFET drivers and dual programmable LDOs. These features enable seamless integration with your existing system, while the host communication peripheral facilitates easy communication via I2C, SPI, or HDQ one-wire standards. The 48-pin TQFP package ensures easy installation and compatibility with a wide range of applications
主要特徵
- Flexible power management options
- Advanced fault protection mechanisms
- Multifunctional measurement capabilities
規格
以下是所選零件的基本參數，涉及零件的特性及其所屬類別。
| Number of series cells (min) | 3 | Vin (max) (V) | 80 |
| Features | Digital output, High-side driver, I2C support, Integrated ADC, LDO output, Multi-cell support, One-time-programmable (OTP) memory, Open-wire detection, Overcurrent in charging protection, Overcurrent in discharging protection, Overtemperature protection, Overvoltage protection, Scratchpad memory, Short-current detection, Temperature sensing, Undertemperature protection, Undervoltage protection | Device type | Cell monitor and balancer |
| Number of series cells (max) | 16 | Operating temperature range (°C) | -40 to 85 |
| Rating | Catalog | Battery overvoltage protection (min) (V) | 1 |
| Battery overvoltage protection (max) (V) | 5.5 | Communication interface | HDQ, I2C, SPI |
| Operating current (typ) (µA) | 250 |
Specification Comparison
數據表 PDF
數據表記錄了器件的特性、絕對最大額定值、應用等，這對於作為器件特定應用的整體指南大有裨益。
常見問題解答
What is BQ7695202PFBR?
The BQ7695202PFBR is a 3-series to 15-series cell battery monitor with precision measurement and protection features designed by Texas Instruments. It is ideal for battery management systems in applications such as electric vehicles, energy storage systems, and power tools.
How Does BQ7695202PFBR Work?
The BQ7695202PFBR works by monitoring and balancing individual cell voltages in a battery stack. It incorporates precision voltage measurement circuits to accurately monitor each cell's voltage, enabling state-of-charge estimation and overvoltage/undervoltage protection. The device communicates with a host controller to provide real-time data and enable proactive battery management.
How Many Pins does BQ7695202PFBR have and What are the Functions of the Pinout Configuration?
The BQ7695202PFBR is housed in a 48-pin HTQFP (Heat-Tab Quad Flat Package) package. The pinout configuration includes:
- VDD, VSS: Power supply and ground pins.
- Alert: Alert output pin for fault indication.
- TS1/TS2: Temperature sensor inputs.
- SRN, SDO, SDI, SCK: Serial communication pins.
- CELL1-P to CELL15-P: Positive cell voltage measurement pins.
- CELL1-N to CELL15-N: Negative cell voltage measurement pins.
- VC1 to VC15: Cell voltage measurement supply pins.
- REFO: Reference output pin.
- CLKI: Clock input for synchronization.
What are the Pros and Cons of BQ7695202PFBR?
Pros:
- Precision Measurement: Provides accurate cell voltage monitoring for optimal battery management.
- Cell Balancing: Supports cell balancing to enhance battery performance and longevity.
- Communication Interface: Offers serial communication for easy integration with a host controller.
- Fault Detection: Includes alert output for prompt fault indication and response.
- Expandable Configuration: Supports monitoring from 3-series up to 15-series cell batteries.
Cons:
- Complexity: Requires careful configuration and setup for optimal performance.
- Thermal Considerations: Thermal management may be necessary, especially in high-power applications.
- External Components: Additional components such as temperature sensors may be needed for comprehensive battery monitoring.
Are There Any Equivalents/Alternatives to BQ7695202PFBR for Recommendation?
- The LTC6811 from Analog Devices is a comparable battery monitor and balancer with similar features.
- Alternatives to the BQ7695202PFBR include the bq78PL114 from Texas Instruments and the ISL94203 from Renesas Electronics.
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