Benchmarq BQ20851DBT

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Product attributes Property Value
Manufacturer Benchmarq
Product Series
Packaging Bulk |
Function Battery Monitor
Battery Chemistry Lithium Ion/Polymer
Number of Cells 3 ~ 4
Fault Protection -
Interface Serial
Operating Temperature -20°C ~ 85°C (TA)
Grade -
Qualification -
Mounting Type Surface Mount
Package / Case 38-TFSOP (0.173", 4.40mm Width)
Supplier Device Package 38-TSSOP
ROHS RoHS Compliant - Hazardous Substance Free Electronic Components | HQICKEY

The BQ20851DBT from Benchmarq is a Battery Monitor IC designed for 3-4 cell Lithium Ion/Polymer battery packs. It provides essential monitoring functions through a serial interface, making it suitable for a variety of portable and backup power applications. With an operating temperature range of -20°C to 85°C, it is well-suited for commercial and indoor environments. The 38-TFSOP package offers a compact solution for multi-cell battery management.

  • Multi-Cell Monitoring: Supports 3-4 Li-Ion/Polymer cells, ideal for medium-capacity battery packs.
  • Serial Interface: Simple communication protocol for easy integration with microcontrollers.
  • Compact Package: The 38-TFSOP package provides a space-efficient solution for multi-cell designs.
  • Reliable Monitoring: Ensures accurate battery status for improved device reliability.

Laptop Battery Packs

The 3-4 cell support makes the BQ20851DBT ideal for laptop battery packs, providing accurate monitoring for extended battery life.

Portable Power Banks

Multi-cell power banks benefit from the serial interface and reliable monitoring to ensure safe and efficient charging.

E-Bike Batteries

Electric bicycle battery packs with 3-4 cells can use this monitor for accurate state-of-charge reporting.

Medical Cart Batteries

Portable medical carts and equipment using Li-Ion packs benefit from the reliable monitoring in clinical environments.

UPS Backup Systems

Small uninterruptible power supplies with 3-4 cell Li-Ion batteries can leverage the BQ20851DBT for dependable battery management.

Q: What is the function of the BQ20851DBT?
A: It is a Battery Monitor IC for battery management applications.
Q: Which battery chemistry does the BQ20851DBT support?
A: It supports Lithium Ion/Polymer batteries.
Q: How many cells can the BQ20851DBT monitor?
A: It supports 3 to 4 battery cells.
Q: What interface does the BQ20851DBT use?
A: It uses a Serial communication interface.
Q: What is the operating temperature range?
A: The device operates from -20°C to 85°C (TA).
Q: What package is the BQ20851DBT available in?
A: It comes in a 38-TFSOP package.
Base Product Number : BQ20851DBT
3-4 Cells 38-TFSOP Battery Management Battery Monitor Benchmarq BMS Lithium Ion Polymer Serial Interface
Q: What is the function of the BQ20851DBT?
A: It is a Battery Monitor IC for battery management applications.
Q: Which battery chemistry does the BQ20851DBT support?
A: It supports Lithium Ion/Polymer batteries.
Q: How many cells can the BQ20851DBT monitor?
A: It supports 3 to 4 battery cells.
Q: What interface does the BQ20851DBT use?
A: It uses a Serial communication interface.
Q: What is the operating temperature range?
A: The device operates from -20°C to 85°C (TA).
Q: What package is the BQ20851DBT available in?
A: It comes in a 38-TFSOP package.