Owner manual

MAX5099
Dual, 2.2MHz, Automotive Synchronous Buck
Converter with 80V Load-Dump Protection
Maxim cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim product. No circuit patent licenses are
implied. Maxim reserves the right to change the circuitry and specifications without notice at any time.
Maxim Integrated Products, 120 San Gabriel Drive, Sunnyvale, CA 94086 408-737-7600 ____________________ 27
© 2008 Maxim Integrated Products is a registered trademark of Maxim Integrated Products, Inc.
MAX5099
TQFN
(5mm x 5mm)
TOP VIEW
29
30
+
28
27
*EP
*CONNECT EXPOSED PAD TO GROUND PLANE AND TO SGND.
12
11
13
DRAIN2
PGOOD2
EN2
FB2
COMP2
14
SOURCE2
DRAIN1 PGOOD1 EN1 SOURCE1 FB1 COMP1
12
DL1
4567
2324 22 20 19 18
PGND
DL2
V
L
V+
IN_HIGH
ON/OFF
DRAIN2
DRAIN1
3
21
31
10
BST2/VDD2
GATE
32
9
SOURCE2
SYNC
VDRV
26
15
SGND
BST1/VDD1
25
16
BYPASS
OSC
FSEL_1
8
17
SOURCE1
Pin Configuration
Chip Information
PROCESS: BiCMOS
Package Information
For the latest package outline information, go to
www.maxim-ic.com/packages
.
PACKAGE TYPE PACKAGE CODE DOCUMENT NO.
32 TQFN T3255+4
21-0140