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Texas Instruments bq25606RGER | Demoboard BQ25606EVM-772

Stand Alone Single Cell 3-A Fast Charger with High Input Voltage and Power Path


TopologyOther Topology
Input voltage3.9-14 V
Switching frequency1320-1680 kHz
Output 14.4 V / 2.5 A
IC revisionA


The bq25606 evaluation module (EVM) is a complete charger module for evaluating a standalone single cell battery charger using the bq25606 device. The user's guide provides detailed testing instructions for the bq25606 evaluation modules. Also included are descriptions of the necessary equipment, equipment setup, and procedures.


High-Efficiency, 1.5-MHz, Synchronous Switch-Mode Buck Charger92% Charge Efficiency at 2 A from 5-V InputOptimized for USB Voltage Input (5 V)

Supports USB On-The-Go (OTG) Boost Converter With Up to 1.2-A Output92% Boost Efficiency at 1-A OutputAccurate Constant Current (CC) LimitSoft-Start Up To 500-µF Capacitive LoadOutput Short Circuit Protection

Single Input to Support USB Input and High Voltage AdaptersSupport 3.9-V to 13.5-V Input Voltage Range With 22-V Absolute Maximum Input Voltage RatingMaximum Power Tracking by Input Voltage Limit Up to 4.6 V (VINDPM)VINDPM Threshold Automatically Tracks Battery VoltageAuto Detect USB SDP, DCP and Non-Standard Adaptors

High Battery Discharge Efficiency With 19.5-mΩ Battery Discharge MOSFETNarrow VDC (NVDC) Power Path ManagementInstant-On Works with No Battery or Deeply Discharged BatteryIdeal Diode Operation in Battery Supplement Mode

High Integration Includes All MOSFETs, Current Sensing and Loop Compensation58-µA Low Battery Leakage Current with System Voltage StandbyHigh Accuracy±0.5% Charge Voltage Regulation±6% at 1.2-A and 1.8-A Charge Current Regulation±5% at 0.5-A, 1.2-A and 1.8-A Input Current Regulation

Typical applications

  • EPOS, Portable Speakers, E-Cigarette
  • Portable Internet Devices and Accessory

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