BQ34210IPWQ1 Texas Instruments Integrated Circuit (Small Outline Packages) In Stock
The BQ34210IPWQ1 is an automotive-grade 1-series cell system-side CEDV fuel gauge IC optimized for rarely discharged battery applications in a 14-pin SOIC package. It provides accurate state-of-charge estimation using Compensated End-of-Discharge Voltage algorithm without requiring a learning cycle. Available from authorized distributors worldwide with competitive pricing and ready stock.
- Manufacturer
- Texas Instruments
- Package
- Small Outline Packages
- Pin Count
- 14
- Lifecycle
- OBSOLETE
- Datasheet
- BQ34210IPWQ1 Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- CEDV (Compensated End-of-Discharge Voltage) algorithm delivers accurate SOC estimation without requiring a full learning discharge cycle
- Automotive-grade (AEC-Q100) qualification ensures reliable operation in harsh vehicle environments and wide temperature ranges
- Single-cell battery monitoring optimized for rarely discharged battery chemistries such as backup and standby power systems
- 14-Pin SOIC package with I2C/HDQ communication interface for seamless integration into compact automotive battery management systems
Applications
The BQ34210IPWQ1 is designed for automotive battery management systems where accurate fuel gauging of rarely discharged batteries is required, such as 12V start-stop systems, eCall backup batteries, and telematics unit power supplies. It is well-suited for industrial backup power and UPS applications that demand reliable state-of-charge reporting without continuous deep discharge cycling. The device is ideal wherever AEC-Q100 qualified components are mandated for functional safety compliance.
Specifications
| Date Of Intro | 2017-08-10 |
| YTEOL | 0 |
| Adjustable Threshold | NO |
| Analog IC - Other Type | BATTERY GAUGE |
| JESD-30 Code | R-PDSO-G14 |
| JESD-609 Code | e4 |
| Number of Channels | 1 |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Screening Level | AEC-Q100 |
| Supply Voltage-Max (Vsup) | 4.5V |
| Supply Voltage-Min (Vsup) | 2.45V |
| Supply Voltage-Nom (Vsup) | 3.6V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Threshold Voltage-Nom | +2V |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 2 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.90 |
| Country of Origin | Taiwan |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What algorithm does the BQ34210IPWQ1 use for fuel gauging?
The BQ34210IPWQ1 uses the CEDV (Compensated End-of-Discharge Voltage) algorithm, which provides accurate state-of-charge estimation for rarely discharged batteries without requiring a full learning discharge cycle, making it ideal for backup and standby battery applications.
Is the BQ34210IPWQ1 qualified for automotive applications?
Yes, the BQ34210IPWQ1 carries AEC-Q100 automotive qualification, making it suitable for use in harsh automotive environments including start-stop systems, eCall modules, and telematics units that require reliable battery monitoring over wide temperature ranges.
What package is the BQ34210IPWQ1 available in?
The BQ34210IPWQ1 is available in a 14-Pin Small Outline Package (SOIC) with a plastic/epoxy body and rectangular form factor, providing easy PCB mounting and good thermal characteristics for compact battery management system designs.
How many battery cells can the BQ34210IPWQ1 monitor?
The BQ34210IPWQ1 is designed to monitor a single (1-series) battery cell, making it ideal for single-cell lithium-ion or other chemistry backup batteries found in automotive and industrial safety systems.
What communication interface does the BQ34210IPWQ1 support?
The BQ34210IPWQ1 supports I2C and HDQ single-wire communication interfaces, allowing host microcontrollers to read state-of-charge, voltage, temperature, and other battery parameters with minimal wiring overhead.
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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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