ISL6420B Datasheet, PDF (2/20 Pages) Intersil Corporation – Advanced Single Synchronous Buck Pulse-Width Modulation (PWM) Controller

ISL6420B
Ordering Information
PART NUMBER
(Note)
PART
MARKING
TEMP.
RANGE (°C)
PACKAGE
(Pb-Free)
PKG.
DWG. #
ISL6420BIAZ
6420 BIAZ
-40 to +85
20 Ld QSOP
M20.15
ISL6420BIAZ-TK*
6420 BIAZ
-40 to +85
20 Ld QSOP
M20.15
ISL6420BIRZ
6420 BIRZ
-40 to +85
20 Ld 4x4 QFN
L20.4x4
ISL6420BIRZ-TK*
6420 BIRZ
-40 to +85
20 Ld 4x4 QFN
L20.4x4
*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.
Pinouts
ISL6420B
(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
ISL6420B
(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
FN6901.0
April 27, 2009