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Standalone 1-6 cell Buck battery charge controller

BQ24600RVAR General Description

The bq24600RVAR is an all-in-one solution for managing the charging process of Li-ion and Li-polymer batteries. With its ability to accurately regulate charge current and voltage, as well as monitor the charge status, this controller delivers a seamless charging experience. Its three-phase charging approach, along with built-in safety features like charge termination and automatic restart, make the bq24600 an ideal choice for battery charging applications

Key Features

  • 1.2-MHz NMOS-NMOS Synchronous Buck Converter
  • Stand-Alone Charger Support for Li-Ion or Li-Polymer
  • 5-V – 28-V VCC Input Voltage Range and Supports
    1S-6S Battery Cells
  • Up to 10-A Charge Current and Adapter Current
  • High-Accuracy Voltage and Current Regulation
    • ±0.5% Charge-Voltage Accuracy
    • ±3% Charge-Current Accuracy
  • Integration
    • Internal Loop Compensation
    • Internal Soft Start
  • Safety
    • Input Overvoltage Protection
    • Battery Thermistor Sense Hot/Cold Charge Suspend
    • Battery Detection
    • Built-In Safety Timer
    • Charge Overcurrent Protection
    • Battery Short Protection
    • Battery Overvoltage Protection
    • Thermal Shutdown
  • Status Outputs
    • Adapter Present
    • Charger Operation Status
  • Charge Enable Pin
  • 6-V Gate Drive for Synchronous Power Converter
  • 30-ns Driver Dead-Time and 99.5% Max. Effective Duty Cycle
  • 16-Pin 3.5-mm × 3.5-mm QFN package
  • Energy Star Low Quiescent Current Iq
    • < 15-µA Off-State Battery Discharge Current
    • < 1.5-mA Off-State Input Quiescent Current


Number of series cells 1, 2, 3, 4, 5, 6 Charge current (max) (A) 10
Vin (max) (V) 28 Cell chemistry Li-Ion/Li-Polymer
Battery charge voltage (min) (V) 2.1 Battery charge voltage (max) (V) 26
Absolute max Vin (max) (V) 33 Control topology Switch-Mode Buck
Control interface Standalone (RC-Settable) Features BAT temp thermistor monitoring (hot/cold profile), Power Path
Vin (min) (V) 5 Rating Catalog
Operating temperature range (°C) -40 to 85

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AVAQ determines and packages all devices based on electrostatic discharge (ESD) and moisture sensitivity level (MSL) protection requirements.

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In Stock: 6,306

Minimum Order: 1

Qty. Unit Price Ext. Price
1+ $1.474 $1.47
10+ $1.271 $12.71
30+ $1.145 $34.35
100+ $0.957 $95.70
500+ $0.899 $449.50
1000+ $0.873 $873.00

The prices below are for reference only.