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BQ78Z100DRZR
+Lista de MateriaisIC BATT MFUNC LI-ION 1-2CL 12SON
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FabricanteTexas Instruments
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Peça do Fabricante #BQ78Z100DRZR
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Pacote VFDFN-12
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Em Estoque2596
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Especificações
| Atributo | Valor |
| Package / Case | Tape & Reel (TR),Cut Tape (CT) |
| Series | Impedance Track™ |
| Part Status | Active |
| Function | Multi-Function Controller |
| Battery Chemistry | Lithium Ion/Polymer |
| Number of Cells | 1 ~ 2 |
| Fault Protection | Over Current, Over Temperature, Over/Under Voltage, Short Circuit |
| Interface | HDQ, I²C |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
Visão Geral
Description
Key features of the BQ78Z100DRZR include:
1. Impedance Track™ Technology: It provides accurate state-of-charge (SOC) and state-of-health (SOH) estimations by using impedance measurements, which help in efficient battery management.
2. Fuel Gauge: The IC offers precise fuel gauging, which is critical for applications that require accurate battery level indicators.
3. Protection Features: It includes safety mechanisms to protect against over-voltage, under-voltage, over-current, and short-circuit conditions.
4. Low Power Consumption: This IC is optimized for low power consumption, enhancing the overall battery life.
5. Communication Interface: It supports I2C communication, allowing easy integration with various microcontrollers or processors for data exchange.
Overall, the BQ78Z100DRZR is a reliable solution for enhancing the performance and safety of lithium battery-powered devices.
Equivalent
Features
1. Fuel Gauging: Utilizes Impedance Track™ technology for precise state of charge (SoC) and state of health (SoH) estimations, adapting to changes in battery conditions over time.
2. Protection: Offers robust overvoltage, undervoltage, overcurrent, and short-circuit protection to enhance battery safety and reliability.
3. Voltage and Current Sensing: Monitors battery voltage and current accurately to ensure efficient performance and management.
4. Temperature Monitoring: Supports internal and external temperature sensors for precise thermal management, protecting the battery from overheating.
5. Low Power Consumption: Designed for minimal power usage to extend the operational time of the battery.
6. SMBus Communication: Provides a standard communication interface for easy integration with microcontrollers and host systems.
7. Compact Package: Available in a small form factor, making it suitable for space-constrained applications.
These features make the BQ78Z100DRZR ideal for applications requiring sophisticated battery management, such as laptops, medical devices, and portable electronics.
Pinout
The BQ78Z100DRZR comes in a 12-pin package format. Here is a brief overview of its key functions:
1. BAT: Battery connection pin for monitoring voltage.
2. PACK: System connection pin for external voltage reference.
3. TS: Temperature sense input for monitoring battery temperature via an external thermistor.
4. SDA: Serial data line for I2C communication.
5. SCL: Serial clock line for I2C communication.
6. SMBD: SMBus data line (alternative use for I2C).
7. SMBC: SMBus clock line (alternative use for I2C).
8. HDQ: Single-wire interface for communication.
9. PRES: Input to detect battery presence or system connection.
10. VIN: Voltage input for powering the IC.
11. VSS: Ground reference pin.
12. NC or DNP: No connection or do not place.
This IC is designed to ensure accurate battery management by tracking state-of-charge and state-of-health, thus enhancing battery life and reliability.
Manufacturer
Application
1. Consumer Electronics: Used in laptops, smartphones, and tablets for battery health monitoring.
2. Power Tools: Manages rechargeable batteries to ensure efficiency and longevity.
3. Electric Vehicles: Helps in monitoring and balancing lithium-ion batteries.
4. Portable Medical Devices: Ensures reliable power management for critical medical equipment.
5. Energy Storage Systems: Used in home and industrial battery storage for efficient energy use.
Its role is crucial in any application needing accurate battery state-of-charge (SOC) and state-of-health (SOH) measurement.