ISL6264CRZ Intersil, ISL6264CRZ Datasheet - Page 9

• Manufacturer Part Number: ISL6264CRZ
• Description: IC CORE CTRLR TWO-PHASE 40-QFN
• Manufacturer: Intersil

Specifications of ISL6264CRZ

• Applications: Controller, AMD Mobile Turion™
• Voltage - Input: 5 ~ 24 V
• Number Of Outputs: 1
• Voltage - Output: 0.38 ~ 1.55 V
• Operating Temperature: -10°C ~ 100°C
• Mounting Type: Surface Mount
• Package / Case: 40-VFQFN, 40-VFQFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Simplified Application Circuit for Resistor Current Sensing
REMOTE
SENSE
CPU_PWRGD
VID<0:5>
VR_ON
PSI_L
FIGURE 3. ISL6264 BASED TWO-PHASE BUCK CONVERTER WITH RESISTOR CURRENT SENSING
SET
R 3
C 1
C 2
9
R 2
R OFS
R 1
C 3
R FSET
R 12
C 9
C 8
RBIAS
SOFT
VIDs
OFS
PSI_L
SET
VR_ON
PGOOD
VSEN
RTN
VDIFF
FB
COMP
VW
R 4
ISL6264
R 5
V +5
C 4
UGATE1
UGATE2
LGATE1
LGATE2
ISL6264
BOOT1
PHASE 1
PGND1
BOOT2
PHASE
PGND2
OCSET
ISEN1
ISEN2
VSUM
V IN
VO
R 6
R N
C 6
C 5
VO
VSUM
C CS
V IN
V IN
C 7
C 8
L O
L O
R 9
R 8
VSUM
VSUM
ISEN1
ISEN2
R
R L
L
R SENSE
R SENSE
C f
C L
C L
VO
V O
C O
May 28, 2009
FN6359.3