MAX8614A/MAX8614B
Dual-Output (+ and -) DC-DC
Converters for CCD
13
Maxim Integrated
It is important to connect the GND pin, the input
bypass-capacitor ground lead, and the output filter-
capacitor ground lead to a single point (star ground
configuration) to minimize ground noise and improve
regulation. Also, minimize lead lengths to reduce stray
capacitance, trace resistance, and radiated noise, with
preference given to the feedback circuit, the ground
circuit, and LX_. Place feedback resistors R1–R4 as
close as possible to their respective feedback pins.
Place the input bypass capacitor as close as possible
to AVCC and GND.
LXN
V
CC
PVP
C5
1.0μF
C6
0.22μF
C4
22μF
C2
4.7μF
C3
1μF
C1
2.2μF
V
BATT
(2.7V ~ 5V)
FAULT
V
BATT
REF
FBN
14
12
10
8
R3
187kΩ
1%
R4
30.9kΩ
1%
R5
100kΩ
R1
1.4MΩ
1%
R2
100kΩ
1%
V
INV
V
BST
13
511
1
9
2
3
4
6
7
ONBST
ONINV
REF
V
INV
-7.5V AT 100mA
D2
CMHSH5-21
D1
CMHSH5-21
MAX8614A
MAX8614B
LXP
SEQ
GND PGND
V
BST
+15V AT 50mA
L2
4.7μH
L1
2.2μH
FBP
FLT
AVCC
Figure 1. Typical Application Circuit
MAX8614A/MAX8614B
Dual-Output (+ and -) DC-DC
Converters for CCD
14
Maxim Integrated
Package Information
For the latest package outline information and land patterns (foot-
prints), go to www.maximintegrated.com/packages
. Note that a
“+”, “#”, or “-” in the package code indicates RoHS status only.
Package drawings may show a different suffix character, but the
drawing pertains to the package regardless of RoHS status.
PACKAGE
TYPE
PACKAGE
CODE
OUTLINE NO.
LAND
PATTERN NO.
14 TDFN T1433+2
21-0137
90-0063
Chip Information
PROCESS: BiCMOS
Maxim Integrated cannot assume responsibility for use of any circuitry other than circuitry entirely embodied in a Maxim Integrated product. No circuit patent
licenses are implied. Maxim Integrated reserves the right to change the circuitry and specifications without notice at any time. The parametric values (min and
max limits) shown in the Electrical Characteristics table are guaranteed. Other parametric values quoted in this data sheet are provided for guidance.
Maxim Integrated 160 Rio Robles, San Jose, CA 95134 USA 1-408-601-1000 ________________________________
15
© 2014 Maxim Integrated Products, Inc. Maxim Integrated and the Maxim Integrated logo are trademarks of Maxim Integrated Products, Inc.
MAX8614A/MAX8614B
Dual-Output (+ and -) DC-DC
Converters for CCD
Revision History
REVISION
NUMBER
REVISION
DATE
DESCRIPTION
PAGES
CHANGED
2 6/14 Added MAX8614ETD/V+ to Ordering Information 1

MAX8614BETD+TCK5

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
Switching Voltage Regulators Dual-Output (+ & -) DC/DC for CCD
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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