MAX77960

PRODUCTION

25VIN 3A/6AOUT USB-C Buck-Boost Charger with Integrated FETs for 2S/3S Li-Ion Batteries

Industry's Highest Efficiency USB Type-C/Power Delivery Buck-Boost Charger with Integrated FETs and Power Path

Part Models
2
1ku List Price
Starting From $2.76

Part Details

  • 3.5V to 25.4V Input Operating Range, 30VDC Withstand
  • 97% Peak Efficiency for 2S Battery at 9VIN/7.4VOUT/1.5AOUT
  • 97% Peak Efficiency for 3S Battery at 15VIN/12.6VOUT/2AOUT
  • MAX77960
    • 100mA to 3.15A Programmable Input Current Limit
    • 100mA to 3A Programmable Constant Current Charge
  • MAX77961
    • 100mA to 6.3A Programmable Input Current Limit
    • 100mA to 6A Programmable Constant Current Charge​
  • Remote Differential Voltage Sensing
  • 600kHz Switching Frequency
  • System Instant On with Smart Power Selector Power Path
  • ​Charge Safety Timer
  • Die Temperature Regulation with Thermal Foldback Loop
  • Input Power Management with Adaptive Input Current Limit (AICL) and Input Voltage Regulation
  • 10mΩ BATT to SYS Switch, Up to 10A Overcurrent Threshold
  • ​Reverse Buck Mode 5.1V/3A to Support USB OTG
  • JEITA Compliant with NTC Thermistor Monitor
  • I2C or Resistor Programmable
  • 4mm x 4mm, 30-Lead FC2QFN
MAX77960
25VIN 3A/6AOUT USB-C Buck-Boost Charger with Integrated FETs for 2S/3S Li-Ion Batteries
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Documentation

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Hardware Ecosystem

Parts Product Life Cycle Description
Battery Monitors & Fuel Gauges 1
MAX17205 PRODUCTION Stand-Alone ModelGauge m5 Fuel Gauge with SHA-256 Authentication
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Tools & Simulations


Reference Designs

MAXREFDES179 Block Diagram
MAXREFDES179 Circuits from the lab

Multicell USB-C PD Charging with Fuel Gauge Platform

Features and Benefits

  • Input operating range of 3.5V to 25V
  • Type-C and USB-PD support

    • DRP and Try,Snk state
    • Cable orientation, power role detection
    • Integrated VCONN switch with OCP

  • Autonegotiate for the highest PD power profile (45W) when Sink
  • Autoenable OTG when Source
  • Autoconfigurable battery charger
  • AP control to overwrite PD power profile, OTG limit, USB-PD functions, buck-boost charger configuration, read/write MAX17320 fuel gauge status, configure MAX77932 switched capacitor converter

Part Used


Design & Integration Tools


Videos

  • lazy blur
    VIDEO · 2023-02-08 03:17
    Don't Let a Low Battery Eat Into Your Playtime
MAXREFDES179
Multicell USB-C PD Charging with Fuel Gauge Platform

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