MAX77962

PRODUCTION

23VIN 3.2AOUT USB-C Buck-Boost Charger with Integrated FETs for 2S Li-Ion Batteries

Industry's Smallest Buck-Boost Charger with Wide Input Range for USB Type-C/Power Delivery Applications

Part Models
4
1ku List Price
Starting From $2.66
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Part Details

  • 3.5V to 23V Input Operating Range, 30VDC Withstand Voltage
  • 97% Peak Efficiency at 9VIN/7.4VOUT/1.5AOUT
  • Reverse Leakage Protection
  • 50mA to 3.15A Programmable Input Current Limit
  • 50mA to 3.2A Programmable Constant Current Charge
  • Remote Differential Voltage Sensing
  • 600kHz or 1.2MHz Switching Frequency Options
  • 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/1.5A to Support USB OTG
  • JEITA Compliant with NTC Thermistor Monitor
  • I2C or Resistor Programmable
  • 3.458mm x 3.458mm 49-Bump WLP
MAX77962
23VIN 3.2AOUT USB-C Buck-Boost Charger with Integrated FETs for 2S Li-Ion Batteries
MAX77962: Simplified Block Diagram
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Hardware Ecosystem

Parts Product Life Cycle Description
Battery Fuel Gauge and Coulomb Counter 1
MAX17261 PRODUCTION 5.1µA Multi-Cell Fuel Gauge with ModelGauge m5 EZ
Battery ID and Authentication 1
MAX17205 PRODUCTION Stand-Alone ModelGauge m5 Fuel Gauge with SHA-256 Authentication
Buck-Boost Battery Chargers 2
MAX77960 PRODUCTION 25VIN 3A/6AOUT USB-C Buck-Boost Charger with Integrated FETs for 2S/3S Li-Ion Batteries
MAX77961 PRODUCTION 25VIN 3A/6AOUT USB-C Buck-Boost Charger with Integrated FETs for 2S/3S Li-Ion Batteries
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Tools & Simulations

Software Development 1


Evaluation Kits

eval board
MAX77963EVKIT

Evaluation Kit for MAX77963

Features and Benefits

  • Evaluates the MAX77963 USB Type-C Buck-Boost Charger with Integrated FETs for 2S/3S Li-Ion Batteries
  • Demonstrates 3.5V to 23V Input Operating Range
  • Demonstrates Charging Up to 3.2A
  • Demonstrates USB-OTG Functionality
  • Demonstrates JEITA Compliance with On-Board Dummy Thermistors
  • Demonstrates 8-Channel 12-Bit SAR ADC
  • Demonstrates Spread Spectrum
  • Fully Assembled and Tested
  • I2C Serial Interface

Product Details

The MAX77963 evaluation kit (EV kit) is a fully assembled and tested surface-mount printed circuit board (PCB) that evaluates the MAX77963, a 3.2A USB Type-C® buck-boost charger.

The MAX77963 EV kit includes the IC evaluation board with an integrated I2C-communication interface and USB micro-B cable. Windows® based graphical-user interface (GUI) software is available for use with the EV kit and can be downloaded from Analog Devices website at www.analog.com/max77963evkit. Windows 7 or newer Windows operating system is required to use the EV kit software.

eval board
MAX77958EVKIT-2S3

Evaluation Kit for the MAX77958/MAX77962

Features and Benefits

  • High Voltage VBUS Range
  • Short to VBUS Protection on CC Pins
  • Type-C Support and USB-PD Support
    • Mode configuration: DFP/UFP/DRP
    • Type-C rev1.3 and PD3.0 Compatible
    • Cable Orientation and Power Role Detection
    • Integrated VCONN Switch with OCP
    • Support Try.Snk State
    • Support Audio
    • Support Debug Accessory Sink/Source Mode
    • FRS (Fast Role Swap) Initial Sink Support
    • PPS (Programmable Power Supply) Sink Support
  • Support BC1.2 Legacy/Proprietary Charger Detection
    • Integrated D+/D- Switches
  • MTP Memory for Storing Custom Configuration
  • Moisture Detection and Corrosion Prevention
  • Customization Script
  • I2C Programmable Configuration
  • I2C Master to Control External Charger or DC-DC Converter IC
  • 9 Configurable GPIOs (GPIO6 for SID)
    • External SuperSpeed Mux/Detection/IRQ
    • EN/DISABLE External Power or FETs
  • On-Board I2C Interface
  • Windows 10 Compatible
  • Proven PCB Layout
  • Fully Assembled and Tested

Product Details

The MAX77958 evaluation kit (EV kit) is a fully assembled and tested printed circuit board (PCB) that demonstrates the MAX77958 Standalone USB Type-C and Power Delivery Controller.

The EV kit enables easy evaluation of the following features:

  • USB Type-C Detection/PD Communication (See Table 1 for Acronyms)
    • Power Role (Sink and Source), Data Role (UFP and DFP) detection
    • PD Adapter Detection and PD Communication
    • Integrated VCONN Switch with OCP
    • Power/Data Role Swap
    • PPS (with PD Adapter Supporting PPS)
    • Audio and Debug Accessory Sink/Source Mode
    • Vendor Defined Message
  • BC1.2 Legacy Charger Detection: SDP, CDP, DCP and DCD Timeout
  • I2C Master to Control Companion IC.
  • 9 Configurable GPIOs

The EV kit contains a MAX77962 charger to demonstrate the I2C master feature of the MAX77958. The MAX77962 is a buck-boost charger for 2S Li+ battery application and is capable of 3.5V to 23V input voltage, with a maximum programmable fast charging current of 3.2A.

The MAX16904 a buck converter is installed on the EV kit to provide 5V to VCONN pin. The MAX77958 uses GPIO2 to enable the buck converter when the MAX77958 is in SOURCE Power Role.

A Micro-B USB cable is included in the package to serve as the interface from a USB port on a Windows® PC to the slave I2C port on the MAX77958. A Windows based software provides a user-friendly interface to exercise the features of the MAX77958.

eval board
MAX77962EVKIT-06

Evaluation Kit for the MAX77962

Features and Benefits

  • Evaluates the MAX77962 USB Type-C Buck-Boost Charger with Integrated FETs for 2S Li-Ion Batteries
  • Demonstrates 3.5V to 23V Input Operating Range
  • Demonstrates Charging Up to 3.2A
  • Demonstrates USB-OTG Functionality
  • Demonstrates JEITA Compliance with On-Board Dummy Thermistors
  • Assembled and Tested
  • I2C Serial Interface

Product Details

The MAX77962 evaluation kit (EV kit) is a fully assembled and tested surface-mount printed circuit board (PCB) that evaluates the MAX77962, a 3.2A USB Type-C® buck- boost charger.

The MAX77962 EV kit includes the IC evaluation board with integrated I2C communication interface and USB micro-B cable. Windows®-based graphical user interface (GUI) software is available for use with the EV kit and can be downloaded from Maxim’s website at MAX77962 (under the Design Resources tab). Windows 7 or newer is required to use with the EV kit GUI software.

Applications

  • 2-Cell Battery Powered Devices
  • USB Type-C Powered Wide-Input Charging Applications

eval board
MAX77962EVKIT-12

Evaluation Kit for the MAX77962

Features and Benefits

  • Evaluates the MAX77962 USB Type-C Buck-Boost Charger with Integrated FETs for 2S Li-Ion Batteries
  • Demonstrates 3.5V to 23V Input Operating Range
  • Demonstrates Charging Up to 3.2A
  • Demonstrates USB-OTG Functionality
  • Demonstrates JEITA Compliance with On-Board Dummy Thermistors
  • Assembled and Tested
  • I2C Serial Interface

Product Details

The MAX77962 evaluation kit (EV kit) is a fully assembled and tested surface-mount printed circuit board (PCB) that evaluates the MAX77962, a 3.2A USB Type-C® buck- boost charger.

The MAX77962 EV kit includes the IC evaluation board with integrated I2C communication interface and USB micro-B cable. Windows®-based graphical user interface (GUI) software is available for use with the EV kit and can be downloaded from Maxim’s website at MAX77962 (under the Design Resources tab). Windows 7 or newer is required to use with the EV kit GUI software.

Applications

  • 2-Cell Battery Powered Devices
  • USB Type-C Powered Wide-Input Charging Applications

MAX77963EVKIT
Evaluation Kit for MAX77963
MAX77963EVKIT Board Photo Angle MAX77963EVKIT Board Photo Top MAX77963EVKIT Board Photo Bottom
MAX77958EVKIT-2S3
Evaluation Kit for the MAX77958/MAX77962
MAX77958EVKIT-2S3: Board Photo
MAX77962EVKIT-06
Evaluation Kit for the MAX77962
MAX77962EVKIT-06, MAX77962EVKIT-12: Board Photo
MAX77962EVKIT-12
Evaluation Kit for the MAX77962
MAX77962EVKIT-06, MAX77962EVKIT-12: Board Photo

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