CHL8225-00CRT International Rectifier, CHL8225-00CRT Datasheet - Page 2

• Manufacturer Part Number: CHL8225-00CRT
• Description: Dual loop, 4+1 multiphase PWM controller for graphics processor VR solutions with multiple input rail control
• Manufacturer: International Rectifier

Specifications of CHL8225-00CRT

• Controller: GPU
• Overclocking: Yes
• Auto-psi/dpc: Yes
• Vgd: Yes
• Voltage Outputs (#): 2
• Phases (#): 5
• Typical Configuration: 4 + 1 Multiphase
• I2c: Yes
• Smbus: Yes
• Pmbus: Yes
• Package: QFN 6 x 6

TYPICAL APPLICATIONS BLOCK DIAGRAM
ORDERING INFORMATION
CHL822  -     
+12V Aux 2
T: Tape & Reel
Package type
Operating Temperature
Range
Part
xx: Configuration file
Notes
1
R
R
VIN_1
CHL8228 only
VIN_2
R : QFN
C: Commercial
Standard
R : QFN
5: CHL8225
8: CHL8228
+12V Aux 1
R
R
VIN_1
VIN_2
R
Th2
GPU I/O
SMBus
R
R
I2C or
VIN_1
VIN_2
+12V Main
System
R
R
R
From
Th
Th
Th2
R
R
R
+3.3V
R
series
series
series
series
RCS
RCS
CCS
CCS
VCC
TSEN2
VR_RDY_L1
VR_RDY_L2
VINSEN
VIDSEL1_L2
VIDSEL0_L2
VIDSEL1
VIDSEL0
VR_HOT_ICRIT#
VR_HOT2
SMB_DIO
SMB_CLK
RCSP
RCSM
VSEN
VRTN
RRES
TSEN
V18A
VINSEN_AUX_1
VINSEN_AUX_2
EN
EN_L2
RCSP_L2
RCSM_L2
VSEN_L2
VRTN_L2
VMAX
VBOOT
CHL8225/8
1
1
1
1
1
GND
1
VAR_GATE
PWM 2
PWM8
PWM6
PWM7
ISEN8
IRTN8
PWM1
PWM3
PWM4
PWM5
ISEN6
IRTN6
ISEN7
IRTN7
ISEN1
IRTN1
ISEN2
IRTN2
ISEN3
IRTN3
ISEN4
IRTN4
ISEN5
IRTN5
-
1
1
1
1
1
1
1
1
1
2
-
V_VGD
V_VGD
V_VGD
V_VGD
V_VGD
Notes
1 For unprogrammed/default parts, use configuration file
2
12V
12V
12V
12V
12V
12V
Package
Unused
phases
QFN
QFN
QFN
QFN
00. Unprogrammed parts will not start up until
programmed in order to insure a safe power up.
-xx indicates a customer specific configuration file.
Boot
Vcc
HVCC
LVCC
PWM
GND
Boot
Vcc
HVCC
LVCC
PWM
GND
Boot
Vcc
HVCC
LVCC
PWM
GND
Boot
Vcc
HVCC
LVCC
PWM
GND
Boot
Vcc
HVCC
LVCC
PWM
GND
Boot
Vcc
HVCC
LVCC
PWM
GND
CHL8510
CHL8510
CHL8510
CHL8510
CHL8510
CHL8510
LoGate
LoGate
LoGate
LoGate
LoGate
HiGate
HiGate
HiGate
HiGate
HiGate
LoGate
Switch
Switch
Switch
Switch
Switch
HiGate
Switch
Mode
Mode
Mode
Mode
Mode
Mode
DIGITAL MULTI-PHASE BUCK CONTROLLER
Gate Drive Circuit
Optional Variable
Tape & Reel Qty
V_VGD
3000
3000
3000
3000
V_GPU_L2
V_GPU_L1
O
L
O
A
D
L
A
D
CHL8225/CHL8228
CHL8225-00CRT
CHL8228-00CRT
CHL8225-xxCRT
CHL8228-xxCRT
Part Number
Rev 1.0, June 11, 2010
PB0008
2
2
1
1