Overview

Features and Benefits

  • Versatile TFT Display Power Section
    • IIntegrated Synchronous Boost Converter with Output Voltages Up to 18V and High-power (MAX20067) or Lower-power (MAX20067B) Options
    • Integrated Charge-Pump Drivers for the VGON (+36V, max) and VGOFF (-24V, min) Outputs
  • Low EMI Operation
    • Programmable Switching Frequencies of 440kHz or 2.2MHz
    • Programmable Spread Spectrum
  • Full Sequencing Flexibility Through I2C, Along with Preset Sequences Using SEQ Pin
  • Extended Diagnostics Using I2C Interface
    • Undervoltage/Overvoltage on HVINP, VGON, and VGOFF
    • Overcurrent on AVDD
    • Temperature Warning
  • Built-In Gate-Shading Circuit Controlled by CTL Input
  • 8-Bit DAC-Controlled VCOM Buffer
  • Robust
    • -40°C to +105°C Operating Temperature Range
    • Internal Temperature Shutdown
    • AEC-Q100 Qualified
  • Compact 32-Pin (5mm × 5mm) TQFN Package

Product Details

The MAX20067/MAX20067B are complete TFT bias solution for automotive applications. It includes a current-mode boost converter and two push-pull charge-pump drivers.

The IC also includes a gate-shading push-pull level shifter that can be used to improve display uniformity (when needed), and a DAC and VCOM buffer. All blocks on the IC can be used in stand-alone mode or through the I2C interface.

Comprehensive control functions are included using the built-in I2C interface, as well as diagnostics and monitoring.

The IC is intended to operate with 2.7V to 5.5V supplies.

The MAX20067/MAX20067B are available in a 32-pin TQFN package and operates in the -40°C to +105°C temperature range.

Applications

  • Central Information Displays
  • Infotainment Displays
  • Instrument Clusters

Product Lifecycle icon-recommended Production

At least one model within this product family is in production and available for purchase. The product is appropriate for new designs but newer alternatives may exist.

Evaluation Kits (2)

Product Recommendations

MAX20067B Companion Parts

Recommended Related Parts

Design Resources

ADI has always placed the highest emphasis on delivering products that meet the maximum levels of quality and reliability. We achieve this by incorporating quality and reliability checks in every scope of product and process design, and in the manufacturing process as well.  "Zero defects" for shipped products is always our goal.

Sample & Buy


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Price Table Help

 

Evaluation Boards

Pricing displayed is based on 1-piece.

Up to two boards can be purchased through Analog.com. To order more than two, please purchase through one of our listed distributors.

Pricing displayed is based on 1-piece. The USA list pricing shown is for budgetary use only, shown in United States dollars (FOB USA per unit), and is subject to change. International prices may vary due to local duties, taxes, fees and exchange rates.