BQ34Z100-G1 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
BQ34Z100-G1 is a multi-chemistry battery fuel gauge and monitor IC by Texas Instruments supporting Li-Ion, LiFePO4, and lead-acid batteries. Key specs: Impedance Track algorithm, I2C/HDQ interface, 14-pin TSSOP package. From stock with worldwide shipping.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- ACTIVE
- Datasheet
- BQ34Z100-G1 Datasheet PDF
- Category
- Integrated Circuit
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Impedance Track algorithm provides highly accurate state-of-charge (SOC) and state-of-health (SOH) estimation across battery aging and temperature variations
- Multi-chemistry support for Li-Ion, LiFePO4, NiMH, and lead-acid batteries enabling use across diverse energy storage applications
- I2C and HDQ single-wire communication interface for easy integration with microcontrollers and embedded systems
- Compact 14-pin TSSOP package suitable for space-constrained battery management modules in portable and industrial devices
Applications
The BQ34Z100-G1 is designed for battery management systems in industrial equipment, medical devices, and portable power tools requiring precise state-of-charge and state-of-health reporting. Its multi-chemistry compatibility makes it suitable for a wide range of battery technologies used in energy storage systems and backup power supplies. The Impedance Track algorithm ensures accurate capacity estimation even as the battery ages, improving system reliability and battery lifecycle management.
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
Alternate & Equivalent Parts
Compatible alternatives and drop-in replacements for BQ34Z100-G1:
Frequently Asked Questions
What battery chemistries does the BQ34Z100-G1 support?
The BQ34Z100-G1 supports multiple battery chemistries including Li-Ion, LiFePO4, NiMH, and lead-acid, making it versatile for a broad range of portable, industrial, and backup power applications.
What algorithm does the BQ34Z100-G1 use for SOC estimation?
The BQ34Z100-G1 uses Texas Instruments' Impedance Track algorithm, which dynamically measures battery impedance to deliver highly accurate state-of-charge (SOC) estimates even as the battery ages or temperature changes.
What communication interface does the BQ34Z100-G1 use?
The BQ34Z100-G1 supports both I2C and HDQ (single-wire) communication interfaces, providing flexible host microcontroller integration options for battery monitoring in embedded system designs.
What package is the BQ34Z100-G1 available in?
The BQ34Z100-G1 is available in a 14-pin TSSOP (Thin Shrink Small Outline Package), offering a compact surface-mount footprint suitable for integration into battery packs and portable device PCBs.
What is the state-of-health (SOH) capability of the BQ34Z100-G1?
The BQ34Z100-G1 provides state-of-health (SOH) estimation by tracking battery capacity fade over charge cycles, enabling predictive maintenance and alerting systems before battery capacity degrades below safe operating thresholds.
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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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