ISL8120IRZ Intersil, ISL8120IRZ Datasheet - Page 11

• Manufacturer Part Number: ISL8120IRZ
• Description: IC CTRLR PWM 2PHASE W/DVR 32-QFN
• Manufacturer: Intersil

Specifications of ISL8120IRZ

• 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
• Rohs Compliant: YES
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Typical Application VIII (Multiple Power Modules in Parallel with Current Sharing Control)
+3V to +22V
L
L
R
VIN
OUT4
VIN
C
OUT2
R
ISEN2
F3
ISEN4
C
C
BOOT4
BOOT2
C
F6
Q8
Q4
Q7
Q3
VCC
GND
GND
VCC
VIN
11
CLKOUT/REFIN
2k
C
2k
C
F1
Ω
Ω
F4
EN/FF1, 2
EN/FF1, 2
PHASE2
UGATE2
PHASE2
UGATE2
LGATE2
VSEN2+
LGATE2
VSEN2+
PGOOD
PGOOD
ISEN2A
ISEN2B
VSEN2-
ISEN2A
ISEN2B
VSEN2-
BOOT2
BOOT2
R
FS
FB2
FB2
VIN
VIN
FSYNC
VCC
VCC
2-PHASE
MODULE #1
MODULE #2
ISL8120
ISL8120
2-PHASE
GND
GND
R
R
CC2
CC1
ISL8120
PVCC
PVCC
BOOT1
UGATE1
PHASE1
LGATE1
ISEN1A
ISEN1B
COMP1/2
FB1
VMON1/2
VSEN1+
VSEN1-
FSYNC
ISHARE
ISET
BOOT1
UGATE1
PHASE1
LGATE1
ISEN1A
ISEN1B
COMP1/2
FB1
VMON1/2
VSEN1+
VSEN1-
ISHARE
CLKOUT/REFIN
ISET
2k
2k
L
IN
Ω
R
Ω
R
R
R
Z
CSR1
CSR2
C
C
COMP1
F2
F5
Z
COMP2
C
VIN_F
Q2
Q6
Q5
Q1
IN
R
R
C
OS2
C
OS1
R
BOOT3
R
BOOT1
R
ISEN3
Z
Z
L
R
L
FB2
R
FB1
OUT3
OUT1
FB2
FB1
R
C
C
ISEN1
SEN2
SEN1
C
OUT2
C
OUT1
10
V
V
V
OUT2
Ω
SENSE2+
SENSE2-
10
V
V
V
March 20, 2009
V
SENSE1+
OUT1
Ω
SENSE1-
LOAD
10
Ω
FN6641.0
10
Ω