ISL6420IRZ Intersil, ISL6420IRZ Datasheet - Page 2

• Manufacturer Part Number: ISL6420IRZ
• Description: IC CTRLR PWM BUCK SYNC SGL 20QFN
• Manufacturer: Intersil

Specifications of ISL6420IRZ

• Pwm Type: Voltage Mode
• Number Of Outputs: 1
• Frequency - Max: 1.4MHz
• Duty Cycle: 100%
• Voltage - Supply: 4.5 V ~ 16 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: 20-VQFN Exposed Pad, 20-HVQFN, 20-SQFN, 20-DHVQFN
• Frequency-max: 1.4MHz
• Peak Reflow Compatible (260 C): Yes
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Pinouts
Ordering Information
ISL6420IR
ISL6420IR-T*
ISL6420IRZ (Note)
ISL6420IRZ-T* (Note)
ISL6420IRZ-TK* (Note)
ISL6420IA
ISL6420IA-TK*
ISL6420IAZ (Note)
ISL6420IAZ-TK* (Note)
*Please refer to TB347 for details on reel specifications.
NOTE: These Intersil Pb-free plastic packaged products employ special Pb-free material sets; molding compounds/die attach materials and 100%
matte tin plate PLUS ANNEAL - e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations.
Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J
STD-020.
VMSET/MODE
GPIO1/REFIN
REFOUT
PART NUMBER
OCSET
GPIO2
1
2
3
4
5
20
6
(20 LD QFN)
19
TOP VIEW
7
ISL6420
ISL 6420IRZ
ISL 6420IRZ
64 20IRZ
64 20IRZ
64 20IRZ
ISL 6420IA
ISL 6420IA
ISL 6420IAZ
ISL 6420IAZ
18
8
2
PART MARKING
17
9
16
10
15
14
13
12
11
PGND
CDEL
PGOOD
ENSS
COMP
20 Ld 4x4 QFN Tape and Reel
20 Ld 4x4 QFN Tape and Reel (Pb-free)
20 Ld 4x4 QFN Tape and Reel (Pb-free)
20 Ld QSOP Tape and Reel
20 Ld QSOP Tape and Reel (Pb-free)
ISL6420
RANGE (°C)
-40 to +85
-40 to +85
-40 to +85
-40 to +85
TEMP.
GPIO1/REFIN
20 Ld 4x4 QFN
20 Ld 4x4 QFN (Pb-free)
20 Ld QSOP
20 Ld QSOP (Pb-free)
PHASE
UGATE
OCSET
LGATE
GPIO2
PGND
BOOT
PVCC
CDEL
10
1
2
3
4
5
6
7
8
9
PACKAGE
(20 LD QSOP)
TOP VIEW
ISL6420
20
19
18
17
16
15
14
13
12
11
PGOOD
ENSS
COMP
FB
RT
SGND
VIN
VCC5
VMSET/MODE
REFOUT
L20.4x4
L20.4x4
L20.4x4
L20.4x4
L20.4x4
M20.15
M20.15
M20.15
M20.15
February 13, 2008
DWG. #
PKG.
FN9151.5