BQ79616PAPRQ1
| Parameters | |
|---|---|
| Series | Automotive, AEC-Q100 |
| Moisture Sensitivity Level (MSL) | 3 (168 Hours) |
| RoHS Status | Not applicable |
| Package / Case | 64-PowerTQFP |
| Interface | SPI, UART |
| Mfr | Texas Instruments |
| Mounting Type | Surface Mount |
| Operating Temperature | -40°C ~ 125°C |
| Number of Cells | 1 |
| Battery Chemistry | Lithium Ion |
| Supplier Device Package | 64-HTQFP (10x10) |
| Function | Multi-Function Controller |
| Fault Protection | Over Temperature |
| Package | Tape & Reel (TR) |
| Product Status | Active |
| Base Product Number | BQ79616 |
| Other Names | 296-BQ79616PAPRQ1TR |
| Standard Package | 1,000 |
| ECCN | EAR99 |
| HTSUS | 8542.39.0001 |
BQ79616PAPRQ1 Battery Multi-Function Controller IC Lithium Ion
The BQ79616PAPRQ1 is a high-precision, ASIL-D compliant 16-cell battery management IC from Texas Instruments, designed for high-voltage battery systems in electric and hybrid vehicles. It supports up to 16 series-connected cells, offering accurate voltage and temperature monitoring, integrated cell balancing, and hardware-based protection features. Housed in a 64-HTQFP (10×10mm) package, it operates from 9V to 80V and is AEC-Q100 qualified for automotive grade 1 (-40°C to +125°C).
This IC delivers exceptional performance with ±1.5mV ADC accuracy, measuring all 16 cell voltages in just 128µs. It integrates 240mA cell balancing with thermal management, configurable digital low-pass filters, and redundant voltage/temperature diagnostics. The device supports SPI and daisy-chain communication, includes hardware overvoltage/undervoltage/overtemperature protection, and features a host-controlled reset. It is fully compliant with ISO 26262 ASIL-D, ensuring robust functional safety for critical automotive applications.
Alternative battery ICs
● BQ79656-Q1: 16S battery monitor with integrated current sensing, pin-compatible with BQ79616, enhanced for high-current applications.
● BQ79614-Q1: 14-cell version of BQ79616, same package and software compatibility for smaller battery packs.
● BQ79612-Q1: 12-cell monitor, pin-compatible with BQ79616, ideal for 48V systems.
● ADI LTC6811: 16-cell battery monitor with SPI interface, high accuracy, and multi-device stacking for EV/HEV applications.
