TIDA-00589 Reference Design

Texas Instruments

I2C Controlled Single Cell 5A Fast Charger with MaxCharge and 3.1A Boost Operation for Power Bank

Description

TIDA-00589 demonstrates the fully-integrated single-cell 5A charger bq25895 with 3.1A synchronous boost operation. bq25895 is a single-chip 1S power bank solution supporting high voltage adaptor to achieve up to 5A fast charging. The high efficiency of the synchronous boost maximizes the power bank operation time. bq25895 is  pin-to-pin compatible to the bq24195 and bq24195L power bank chargers.

Features
  • Support high voltage adaptor to achieve up to 5A charging currentAdjustable-voltage high-efficiency 3.1A synchronous boost operationInput Current Optimizer (ICO) to best utilize the adaptorADC to provide system and battery monitoringBoth host control and autonomous charging when the host is not availableIntegrated low Rdson battery FET for long battery run time
Applications
  • Process analytics
  • Power bank
Product Categories
  • Power management

Parts

Part Number Name Companion Part
LP2985A-33 LP2985A-33 Buy Datasheet
TS3USB221 TS3USB221 Buy Datasheet

Bill Of Materials

Download the bill of materials for TIDA-00589 Download

Schematic

Quickly understand overall system functionality.

Download the schematic for TIDA-00589

Other Documents

Title Updated Type Size (KB)
TIDA-00589 Gerber 30 Jun 2015 ZIP 499
TIDA-00589 CAD Files 30 Jun 2015 ZIP 1290
TIDA-00589 PCB 30 Jun 2015 PDF 655
TIDA-00589 Assembly Drawing 30 Jun 2015 PDF 605
TIDA-00589 BOM 30 Jun 2015 PDF 76
TIDA-00589 Schematic 30 Jun 2015 PDF 252