IC-DC_17 Datasheet, PDF (3/19 Pages) IC-Haus GmbH – 2-CHANNEL BUCK/BOOST DC/DC CONVERTER

iC-DC
2-CHANNEL BUCK/BOOST DC/DC CONVERTER
CONTENTS
Rev B1, Page 3/19
PACKAGING INFORMATION
PIN CONFIGURATION
QFN24-4x4
(topview) . . . . . . . . . . . . . . . . .
PACKAGE DIMENSIONS . . . . . . . . . . .
ABSOLUTE MAXIMUM RATINGS
THERMAL DATA
4
Current carrying capacity . . . . . . . . . . . 13
REVERSE POLARITY PROTECTION
14
4
5 ^{ERROR EVALUATION}
15
Supply voltage monitor . . . . . . . . . . . . 15
6
Output voltage monitor . . . . . . . . . . . . . 15
Output voltage monitor self-test . . . . . . . . 15
6
Temperature monitor . . . . . . . . . . . . . . 15
ELECTRICAL CHARACTERISTICS
7 AUTARKY FUNCTION
15
DESCRIPTION OF FUNCTIONS
11 ^{DESCRIPTION OF THE APPLICATION}
16
Charge/discharge phase . . . . . . . . . . . . 11
Selecting the coil . . . . . . . . . . . . . . . . 16
Intermittent flow / continuous flow . . . . . . . 12
Selecting the capacitors . . . . . . . . . . . . 16
Startup behavior . . . . . . . . . . . . . . . . 12
Printed circuit board layout . . . . . . . . . . 16
Standby . . . . . . . . . . . . . . . . . . . . . 12
EXAMPLE APPLICATION
17
LINEAR REGULATORS VCC1 AND VCC2
13 _{DESIGN REVIEW: Notes On Chip Functions 18}
Switched output voltages . . . . . . . . . . . 13
Voltage monitor self-test . . . . . . . . . . . . 13 REVISION HISTORY
18