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BQ77PL900DLR
+BOMIC BATT PROT LI-ION 5-10C 48SSOP
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #BQ77PL900DLR
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Gói SSOP (DL)-48
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Có sẵn6642
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Battery Protection |
| BatteryChemistry | Lithium Ion/Polymer |
| NumberofCells | 5 ~ 10 |
| FaultProtection | Over Current, Over/Under Voltage, Short Circuit |
| Interface | I²C |
| OperatingTemperature | -40°C ~ 100°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 48-BSSOP (0.295, 7.50mm Width) |
Tổng quan
Description
Key features of the BQ77PL900DLR include cell balancing, over-voltage, under-voltage, and over-temperature protection. It also provides over-current and short-circuit protection to prevent damage to the battery pack. The IC supports a wide input voltage range and comes equipped with an I2C interface for easy communication with external microcontrollers or processors, allowing for enhanced control and data logging.
The BQ77PL900DLR is typically used in applications such as power tools, electric bicycles, and other battery-powered equipment requiring efficient battery management. Its robust design ensures enhanced battery performance, longevity, and safety, making it a critical component in managing modern rechargeable battery systems.
Equivalent
1. LTC6803 from Analog Devices – A multicell battery stack monitor.
2. BQ76920/30/40 series from Texas Instruments – Battery monitor and protection ICs for various cell configurations.
3. MAX14920/21 from Maxim Integrated – Battery management ICs for multicell applications.
These products offer similar functionalities for battery management and protection in multi-cell battery applications.
Features
1. Cell Monitoring: Provides accurate voltage measurements for each cell, ensuring proper monitoring and balancing.
2. Balancing Control: Supports passive balancing to maintain cell voltage consistency across all connected cells.
3. Integrated Protection: Offers over-voltage, under-voltage, over-current, and short-circuit protection to enhance battery safety.
4. Communication Interface: Utilizes an I2C interface for easy integration and communication with microcontrollers or other management systems.
5. Low Power Consumption: Designed for efficient power usage, enhancing overall battery life.
6. Temperature Sensing: Includes temperature monitoring capabilities to prevent overheating and ensure optimal operation.
7. Compact Package: Available in a space-efficient package, ideal for compact battery pack designs.
These features make the BQ77PL900DLR suitable for applications in portable electronics, power tools, and electric vehicles where reliable battery management is critical.
Pinout
Key functions of the BQ77PL900DLR include:
1. Cell Monitoring: It can monitor up to 10 series-connected lithium-ion cells for over-voltage and under-voltage conditions.
2. Overcurrent Protection: Provides protection against overcurrent situations.
3. Temperature Monitoring: Can interface with external thermistors for temperature sensing.
4. Balancing Control: Supports cell balancing to maintain equal charge levels across all cells in the battery pack.
5. Communication: Features I2C communication for interfacing with a host controller.
6. Fault Detection: Detects various fault conditions and can signal these through interrupt outputs.
The compact pin package and integrated features make it suitable for portable devices and other applications requiring efficient battery management.