isl9440b Intersil Corporation, isl9440b Datasheet - Page 2

• Manufacturer Part Number: isl9440b
• Description: Triple Step-down Pwm And Single Linear Controller With Programmable Soft-start
• Manufacturer: Intersil Corporation

Ordering Information
ISL9440BIRZ* 9440B IRZ
ISL9440CIRZ* 9440C IRZ
*Add “-T” for tape and reel. 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.
NUMBER
(Note)
PART
MARKING
PART
-40 to +85 32 Ld 5x5 QFN L32.5x5B
-40 to +85 32 Ld 5x5 QFN L32.5x5B
RANGE
TEMP.
2
(°C)
PACKAGE
(Pb-Free)
ISL9440B, ISL9440C
DWG. #
PKG.
Pinout
OCSET1
VCC_5V
PGOOD
EN/SS1
ISEN1
RST
FB1
VIN
1
2
3
4
5
6
7
8
32
9
10
31
ISL9440B, ISL9440C
(32 LD 5X5 QFN)
11
30
TOP VIEW
12
29
13
28
14
27
15
26
16
25
January 15, 2009
24
23
22
21
20
19
18
17
ISEN2
PGND
LGATE3
UGATE3
BOOT3
PHASE3
ISEN3
EN/SS3
FN6799.0