ISL6334BIRZ Intersil, ISL6334BIRZ Datasheet - Page 4

• Manufacturer Part Number: ISL6334BIRZ
• Description: IC CTRLR PWM SYNC BUCK 40-QFN
• Manufacturer: Intersil

Specifications of ISL6334BIRZ

• Applications: Controller, Intel VR11.1
• Voltage - Input: 3 ~ 12 V
• Number Of Outputs: 1
• Voltage - Output: 0.5 ~ 1.6 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 40-VFQFN, 40-VFQFPN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ISL6334B and ISL6334C Block Diagram
VR_HOT
COMP
RGND
VSEN
IMON
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
DAC
OFS
REF
TM
SS
FB
1.11V
H_CPURST_N
1.11V
OFFSET
-
+
+
-
+175mV
THERMAL
MONITOR
OVP
DYNAMIC
X1
VID
D/A
+
-
OCP
4
VDIFF
FAULT LOGIC
SOFT-START
COMPENSATION
AND
TEMPERATURE
VR_RDY
GAIN ADJUST
+
-
TCOMP
E/A
OCP
+
-
RAMP GENERATOR
ISL6334B, ISL6334C
I_TRIP
FS
CLOCK AND
N
1
PSI#
Σ
CURRENT LIMIT
N
APP and APA
MODULATOR
APP and APA
MODULATOR
APP and APA
MODULATOR
APP and APA
MODULATOR
AND PEAK
CHANNEL
CURRENT
BALANCE
RESET (POR)
POWER-ON
COMPENSATION
TEMPERATURE
GND
CHANNEL
CURRENT
SENSE
N
CHANNEL
DETECT
+
+
-
-
0.875
0.875
August 31, 2010
EN_VTT
EN_PWR
PWM1
PWM2
PWM3
PWM4
ISEN1+
ISEN1-
ISEN2+
ISEN2-
ISEN3+
ISEN3-
ISEN4+
ISEN4-
FN6689.2