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BQ21040DBVR AI Analysis:
Datasheet, Specs, Alternatives & ECAD

AI summary

BQ21040DBVR product

BQ21040DBVR

Battery Chargers

Battery ChargerLinearLi-IonSOT-23

The bq21040 is a compact, highly integrated linear charger for single-cell Li-Ion/Li-Pol batteries, ideal for space-constrained portable electronics.

Best for

  • Compact portable devices
  • USB-powered charging
  • Low-cost battery management

Avoid if

  • High-current applications exceeding 800mA
  • Multi-cell battery packs

Check before use

  • Thermal design of the PCB
  • Input voltage range compatibility

Key specifications

Max Charge Current
800 mA
Input Voltage Rating
30 V
OVP Threshold
6.6 V
Package
SOT-23-6

Compliance & Environment

RoHS
ROHS3 Compliant
REACH
-
MSL
Level-1-260C-UNLIM
ECCN
-
HTSUS
-

Application

Portable ElectronicsMedical Devices

Datasheet

Texas-Instruments-company-64.pdf

800 KB

Datasheet AI

CAD Models

Download ECAD models for BQ21040DBVR: KiCad symbol & footprint, Altium footprint, PCB footprint, and 3D model.

EDA Symbol
Schematic symbol for your EDA tool
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PCB Footprint
Land pattern for PCB layout
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3D Model
STEP file for mechanical design
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KiCad Library
Verified KiCad 8 symbol, footprint, and 3D model
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Where to Buy

Real-time and catalog pricing from verified distributors

Live prices updated on demand · Catalog (~) prices may differ

Alternative components

Alternatives are being enriched. Analyze this part in PartGenie for the latest matches.

Design and risk insights

Questions & answers

The bq21040 is a linear battery charger IC designed for single-cell Li-Ion and Li-Pol batteries, featuring integrated power stage and current sensing.