CHL8228G

Dual loop, 6+2 multiphase PWM controller for graphics processor VR solutions with multiple input rail control

ParametricCHL8228G
Moisture Sensitivity Level2
Auto-PSI/DPCYes
Phases8.0
TechnologyDCIC
Configuration6 + 2 Multiphase
InterfacesI2C, PMBus, SMBus
OverClockingYes
PackageQFN 8 x 8 56-Pin
Processor TypeGPU
QualificationIndustrial
VGDYes
Voltage Outputs2.0
Sales Product NameCHL8228G
OPNCHL8228G-11CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-09CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-07CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-01CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-00CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-08CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-02CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-10CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-05CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeno
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-12CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-13CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeno
Halogen freeyes
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
OPNCHL8228G-03CRT
Product Statusactive
Package NameQFN 8X8 56L
Completely lead freeyes
Halogen freeno
RoHS compliantyes
Packing Size3000
Packing TypeTAPE & REEL
Moisture Level2
Benefits:
  • 8-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 DieEN437 KB22 Sep 2011
Simulation Models
TitleSizeDateVersion
IBIS Model - CHL8228EN141 KB22 Sep 2011
EN CHL8225
EN IDV20E65D1
EN CHL8228G
EN CHL8228G