BQ30Z554DBTR-R1.A / Texas Instruments - Datasheet(PDF) Chat AI

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Part No.	BQ30Z554DBTR-R1.A
Manufacturer	TI2
Size	729 Kbytes
Pages	32 pages
Description	2-Series, 3-Series, and 4-Series Li-Ion Battery Pack Manager

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# bq30z554-R1 Battery Pack Manager

## Features & Description

️· Fully Integrated: 2-Series, 3-Series, and 4-Series Li-Ion/Li-Polymer battery pack manager with protection and monitoring.
️· High-Side N-CH FET Drive: For protection.
️· Impedance Track™ Gas Gauging: Accurate state of charge/health estimation.
️· Cell Balancing: While charging or at rest.
️· SBS v1.1 Interface: Communication and control.
️· Low Power Modes: < 180μA (low power), <76μA (sleep).
️· Advanced Protections: Internal cell short, cell imbalance, cell voltage, overcurrent, temperature, FET protection.
️· Sophisticated Charge Algorithms: JEITA support, enhanced/adaptive charging.
️· Diagnostic Capabilities: Lifetime data monitor, snapshot, black box functionality.
️· Authentication: SHA-1 with secure memory.

## Electrical Characteristics

️· Supply Voltage: 3.8V - 25V.
️· Supply Current: Down to 1μA in shutdown.
️· 3.3V Regulator: Output up to 2mA.
️· 2.5V Regulator: Output for internal use.

## Pinout Highlights

️· CHG, DSG: FET gate drivers.
️· VC1-VC4: Cell voltage sense and balancing inputs.
️· TS1, TS2: Temperature sensor inputs.
️· SRP/SRN: Coulomb counter inputs.
️· SMBC/SMBD: SBS communication.
️· GPIO: General purpose I/O.

## Ordering Information

️· Available in TSSOP-30 package.
️· Tube and tape & reel options.

## Thermal Information

️· θJA: 73.1 °C/W
️· θJC(top): 17.5°C/W
️· ψJT: 0.3 °C/W