BQ34Z651DBT-V100 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The BQ34Z651DBT-V100 is a multi-function battery gas gauge IC from Texas Instruments, designed for lithium-ion and lithium-polymer battery packs. It supports accurate state-of-charge and state-of-health monitoring. Available in a 44-TSSOP package with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 44
- Lifecycle
- ACTIVE
- Datasheet
- BQ34Z651DBT-V100 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Accurate state-of-charge (SOC) estimation using Impedance Track algorithm for lithium-ion and lithium-polymer cells
- Integrated voltage, current, and temperature measurement for comprehensive battery monitoring
- 44-TSSOP package enables compact PCB layouts in space-constrained portable applications
- Supports SMBus/I2C communication interface for easy host system integration
Applications
The BQ34Z651DBT-V100 is ideal for portable consumer electronics such as laptops, tablets, and handheld devices requiring precise battery management. It is widely used in industrial battery packs and medical devices where accurate state-of-charge reporting and protection are critical. The device also fits power tool and e-bike battery management systems needing robust cell monitoring.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What battery chemistries does the BQ34Z651DBT-V100 support?
The BQ34Z651DBT-V100 supports lithium-ion and lithium-polymer battery chemistries, providing accurate state-of-charge estimation using Texas Instruments' Impedance Track algorithm, which continuously learns and updates battery parameters over the cell's lifetime.
What package type does the BQ34Z651DBT-V100 use and how many pins does it have?
The BQ34Z651DBT-V100 comes in a 44-pin TSSOP (Thin Shrink Small Outline Package), which offers a compact footprint suitable for space-constrained designs in portable electronics and battery management systems.
What communication interface does the BQ34Z651DBT-V100 use?
The BQ34Z651DBT-V100 supports SMBus and I2C communication interfaces, allowing straightforward integration with host microcontrollers or processors for reading battery state-of-charge, voltage, current, temperature, and health data.
Can the BQ34Z651DBT-V100 be used in multi-cell battery configurations?
Yes, the BQ34Z651DBT-V100 is designed to support multi-cell lithium-ion and lithium-polymer battery packs, making it suitable for higher-voltage applications such as laptop battery packs and industrial energy storage systems requiring series cell configurations.
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About Texas Instruments
Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. TI designs and manufactures analog and embedded processing chips used in industrial, automotive, consumer, communications, and enterprise systems.
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