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BQ7692003PWR
+Lista de MateriaisIC BATT MON MULTI 3-5C 20TSSOP
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FabricanteTexas Instruments
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Peça do Fabricante #BQ7692003PWR
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Pacote TSSOP-20
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Especificações
| Atributo | Valor |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Active |
| Function | Battery Monitor |
| BatteryChemistry | Multi-Chemistry |
| NumberofCells | 3 ~ 5 |
| FaultProtection | Over Current, Over/Under Voltage, Short Circuit |
| Interface | I²C |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 20-TSSOP (0.173, 4.40mm Width) |
Visão Geral
Description
Key features include:
1. Cell Monitoring: It can accurately measure cell voltages to ensure safe and efficient battery operation.
2. Protection: Offers overvoltage and undervoltage protection, which helps prevent damage to the battery cells.
3. Balancing: The device supports passive cell balancing, enhancing battery pack performance and lifespan.
4. Communication: It communicates with a host microcontroller via an I2C interface, allowing for integration into larger battery management systems.
The device is housed in a TSSOP-20 package, making it suitable for compact battery management applications. It is ideal for portable electronics, electric vehicles, and other applications requiring reliable battery monitoring and protection.
Equivalent
1. LTC6811 - Analog Devices
2. MAX14920 - Maxim Integrated
3. AFE4403 - Texas Instruments
These alternatives provide similar functionality for battery monitoring and management. However, exact equivalency in specifications should be verified based on the required application parameters.
Features
1. Cell Monitoring: Supports 3-series to 15-series lithium-ion battery packs for precise voltage and temperature monitoring.
2. Integrated Protection: Provides cell balancing, overvoltage, undervoltage, overcurrent, and short-circuit protection to ensure battery safety and longevity.
3. Scalability: Can be used in larger battery packs by stacking multiple devices.
4. Communication Interface: Uses I²C communication for configuration and status monitoring, facilitating integration with microcontrollers.
5. Low Power Consumption: Optimized for low power usage in both standby and active modes to extend battery life.
6. Temperature Sensing: Integrated thermistor support for accurate temperature readings.
7. Fault Detection: Offers protection against various fault conditions with configurable thresholds and delay times.
8. Compact Package: Available in a TSSOP package, making it suitable for space-constrained applications.
These features make the BQ7692003PWR ideal for managing and protecting lithium-ion battery packs in various applications such as power tools, e-bikes, and backup power systems.
Pinout
The IC typically comes in a 20-pin TSSOP (Thin Shrink Small Outline Package) package. Here are the key functions and pin descriptions:
1. VC0-VC5: Inputs for cell voltage measurements.
2. BAT: Battery voltage sense input.
3. VC5X: High-side voltage input for cell voltage measurement.
4. REGOUT: Regulated output voltage used for powering external circuits.
5. TS1, TS2: Temperature sensor inputs.
6. ALERT: Interrupt output indicating fault conditions.
7. SCL, SDA: I2C interface pins for communication.
8. CAP1: Capacitor connection for internal reference voltage.
9. VSS: Ground connection.
10. PBI: Power balance input.
11. LD, CP, CTRC, CTRD: Control pin functions for charge/discharge FETs.
This IC manages cell balancing, protection, and monitoring for 3 to 5 series cell lithium-ion battery packs, supporting features like overvoltage and undervoltage protection, overcurrent protection, and external temperature monitoring.