ISL6420A Datasheet, PDF (2/21 Pages) Intersil Corporation – Advanced Single Synchronous Buck Pulse-Width Modulation PWM Controller

ISL6420A
Ordering Information
PART NUMBER
(Notes 2, 3)
ISL6420AIAZ
ISL6420AIAZ-TK (Note 1)
ISL6420AIRZ
ISL6420AIRZ-TK (Note 1)
PART
MARKING
6420 AIAZ
6420 AIAZ
64 20AIRZ
64 20AIRZ
TEMP.
RANGE (°C)
-40 to +85
-40 to +85
-40 to +85
-40 to +85
PACKAGE
(Pb-Free)
PKG.
DWG. #
20 Ld QSOP
M20.15
20 Ld QSOP (Tape and Reel) M20.15
20 Ld 4x4 QFN
L20.4x4
20 Ld 4x4 QFN (Tape and Reel) L20.4x4
NOTES:
1. Please refer to TB347 for details on reel specifications.
2. 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.
3. For Moisture Sensitivity Level (MSL), please see device information page for ISL6240A For more information on MSL please
see techbrief TB363.
Pin Configurations
ISL6420A
(20 LD QFN)
TOP VIEW
20 19 18 17 16
GPIO2 1
GPIO1/REFIN 2
OCSET 3
REFOUT 4
VMSET/MODE 5
15 PGND
14 CDEL
13 PGOOD
12 ENSS
11 COMP
6 7 8 9 10
ISL6420A
(20 LD QSOP)
TOP VIEW
CDEL 1
PGND 2
LGATE 3
PVCC 4
PHASE 5
UGATE 6
BOOT 7
GPIO2 8
GPIO1/REFIN 9
OCSET 10
20 PGOOD
19 ENSS
18 COMP
17 FB
16 RT
15 SGND
14 VIN
13 VCC5
12 VMSET/MODE
11 REFOUT
2
FN9169.4
December 4, 2009