ISL6326CRZ-T Intersil, ISL6326CRZ-T Datasheet - Page 3

• Manufacturer Part Number: ISL6326CRZ-T
• Description: IC CTRLR PWM 4PHASE BUCK 40-QFN
• Manufacturer: Intersil

Specifications of ISL6326CRZ-T

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 275kHz
• Duty Cycle: 25%
• Voltage - Supply: 4.75 V ~ 5.25 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 40-VFQFN, 40-VFQFPN
• Frequency-max: 275kHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

ISL6326CR Block Diagram
VR_HOT
IDROOP
VR_FAN
VRSEL
RGND
COMP
VSEN
VID7
VID6
VID5
VID4
VID3
VID2
VID1
VID0
DAC
OFS
REF
SS
FB
+
+
-
-
OVP
+175mV
OFFSET
THERMAL
MONITOR
X1
DYNAMIC
TM
VID
D/A
3
VDIFF
FAULT LOGIC
SOFT-START
AND
COMPENSATION
TEMPERATURE
VR_RDY
+
GAIN ADJUST
-
OCP
E/A
TCOMP
+
-
RAMP GENERATOR
I_TRIP
N
CLOCK AND
1
FS
ISL6326
Σ
CURRENT LIMIT
N
APP AND APA
APP AND APA
APP AND APA
APP AND APA
MODULATOR
MODULATOR
MODULATOR
MODULATOR
AND PEAK
CHANNEL
CURRENT
BALANCE
RESET (POR)
POWER-ON
COMPENSATION
TEMPERATURE
GND
CHANNEL
CURRENT
SENSE
N
CHANNEL
DETECT
+
+
-
-
0.875
0.875
EN_VTT
EN_PWR
PWM1
PWM2
PWM3
PWM4
ISEN1+
ISEN1-
ISEN2+
ISEN2-
ISEN3+
ISEN3-
ISEN4+
ISEN4-
May 5, 2008
FN9262.1