ISL8120IRZ-T Intersil, ISL8120IRZ-T Datasheet - Page 11

• Manufacturer Part Number: ISL8120IRZ-T
• Description: IC CTRLR PWM 2/NPHASE 32-QFN
• Manufacturer: Intersil

Specifications of ISL8120IRZ-T

• Pwm Type: Voltage Mode
• Number Of Outputs: 2
• Frequency - Max: 1.5MHz
• Duty Cycle: 90%
• Voltage - Supply: 3 V ~ 22 V
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 32-VQFN Exposed Pad, 32-HVQFN, 32-SQFN, 32-DHVQFN
• Frequency-max: 1.5MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Application VII (6 Phase Operation with DCR Sensing)
+3V TO +22V
VIN_F
VIN_F
VIN_F
L
L
L
OUT6
OUT5
OUT4
R
R
R
C
C
C
ISEN5
ISEN6
ISEN4
BOOT6
BOOT5
BOOT4
C
C
C
F3
F3
F3
Q4
Q4
Q4
VIN
VCC
GND
Q3
Q3
Q3
11
GND
VCC
GND
VCC
C
C
C
F1
F1
F1
EN/FF1, 2
EN/FF1, 2
EN/FF1, 2
PHASE2
UGATE2
UGATE2
PHASE2
UGATE2
PHASE2
LGATE2
VSEN2+
LGATE2
VSEN2+
VSEN2+
LGATE2
PGOOD
PGOOD
PGOOD
ISEN2A
ISEN2B
VSEN2-
ISEN2A
ISEN2B
VSEN2-
VSEN2-
ISEN2A
ISEN2B
BOOT2
BOOT2
FSYNC
BOOT2
FB2
FB2
FB2
VIN
VIN
VIN
CLKOUT/REFIN
PHASE 3 AND 6
PHASE 2 AND 5
PHASE 1 AND 4
VCC
VCC
VCC
ISL8120IRZEC
ISL8120IRZEC
ISL8120IRZEC
GND
GND
GND
ISL8120IRZEC
R
R
R
CC
CC
CC
PVCC
PVCC
PVCC
PHASE1
BOOT1
UGATE1
PHASE1
LGATE1
ISEN1A
ISEN1B
VMON1
FB1
COMP1/2
VMON2
VSEN1+
VSEN1-
ISHARE
CLKOUT/REFIN
ISET
BOOT1
UGATE1
LGATE1
BOOT1
UGATE1
PHASE1
LGATE1
ISEN1A
ISEN1B
COMP1/2
FB1
VMON1/2
VSEN1+
VSEN1-
CLKOUT/REFIN
FSYNC
ISHARE
ISET
ISEN1A
ISEN1B
COMP1/2
FB1
VMON1/2
VSEN1+
VSEN1-
ISET
FSYNC
ISHARE
L
R
R
IN
R
R
C
C
C
OS1
F2
F2
F2
VCC
VCC
VIN_F
Z
VIN_F
COMP1
C
Q2
Q2
VIN_F
Q2
Q1
Q1
Q1
IN
C
C
C
BOOT3
BOOT2
BOOT1
Z
FB1
R
R
R
L
L
R
L
R
OS1
OUT2
OUT3
OUT1
FB1
R
R
R
ISEN3
ISEN2
ISEN1
R
C
FB1
SEN1
C
10Ω
V
V
V
OUT1
OUT1
SENSE1-
SENSE1+
10Ω
April 21, 2009
FN6763.1