CHL8225

Dual loop, 4+1 multiphase PWM controller for graphics processor VR solutions with multiple input rail control

ParametricCHL8225
Moisture Sensitivity Level2
Auto-PSI/DPCYes
Phases5.0
TechnologyDCIC
Configuration4 + 1 Multiphase
InterfacesI2C, PMBus, SMBus
OverClockingYes
PackageQFN 6 x 6 40-Pin
Processor TypeGPU
QualificationIndustrial
VGDYes
Voltage Outputs2.0
Sales Product NameCHL8225
OPNCHL8225-02CRT
Product Statusactive
Package NameQFN 6X6 40L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8225-00CRT
Product Statusactive
Package NameQFN 6X6 40L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8225-03CRT
Product Statusactive
Package NameQFN 6X6 40L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • 5-phase dual output PWM Controller with phases flexibly assigned between Loops 1 and 2
  • Dynamic voltage control by 2-bit parallel interface with Gamer Mode override and Vmax setting
  • Input Voltage Management for up to 3 Input Voltages
  • ICRITICAL Monitor and Phase Current Capture Mode
  • Phase Switching frequency from 200kHz to 1.2MHz
  • CHiL Efficiency Shaping Features including Variable Gate Drive, Dynamic Phase Control
  • Programmable 1-phase or 2-phase for Light Loads and Active Diode Emulation for Very Light Loads
  • CHiL Adaptive Transient Algorithm (ATA) minimizes output bulk capacitors and system cost
  • Designed for use with coupled inductors
  • Per-Loop Fault Protection: OVP, UVP, OCP, OTP
Target Applications:
  • Graphic Boards
  • MultiPhase Digital Control
Data Sheet
TitleSizeDateVersion
Data Sheet - CHL8225,EN107 KB22 Sep 2011
Product Selection Guide
TitleSizeDateVersion
NEW! Power Management Selection Guide 2016EN4.7 MB22 Feb 201600_00
Certificates
TitleSizeDateVersion
Qualification Report by DieEN288 KB14 Sep 2011
Simulation Models
TitleSizeDateVersion
IBIS Model - CHL8225EN141 KB14 Sep 2011
EN CHL8225
EN IDV20E65D1
EN CHL8225
EN CHL8225