MAX1981A

Quick-PWM Master Controllers for Voltage-Positioned CPU Core Power Supplies (IMVP-IV)

Single-Phase CPU Controller for IMVP-IV

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Part Details

  • Quick-PWM Master Controllers
  • Multiphase Conversion with Slave Controller (MAX1980)
  • Active Voltage Positioning with Adjustable Gain and Offset
  • Adjustable Slew Rate Control
  • ±0.75% VOUT Accuracy Over Line, Load, and Temperature
  • 6-Bit On-Board DAC (16mV Increments)
  • 0.700V to 1.708V Output Adjust Range
  • Selectable 200kHz/300kHz/550kHz/1000kHz Switching Frequency
  • 2V to 28V Battery Input Voltage Range
  • Drive Large Synchronous Rectifier MOSFETs
  • Output Overvoltage Protection (MAX1907A Only)
  • Undervoltage and Thermal Fault Protection
  • Power Sequencing and Selectable Boot Voltage
  • Low-Profile 40-Pin Thin QFN, 6mm x 6mm Package
MAX1981A
Quick-PWM Master Controllers for Voltage-Positioned CPU Core Power Supplies (IMVP-IV)
MAX1907A/MAX1981A: Typical Operating Circuit
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Hardware Ecosystem

Parts Product Life Cycle Description
VID Voltage Programmers 1
MAX8796 PRODUCTION 1-Phase, Quick-PWM Intel IMVP-6/GMCH Controllers
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