TLE4678_15 Datasheet, PDF (30/37 Pages) Infineon Technologies AG – Low Drop Out Linear Voltage Regulator

TLE4678
Application Information
9
Application Information
Note: The following information is given as a hint for the implementation of the device only and shall not be
regarded as a description or warranty of a certain functionality, condition or quality of the device.
9.1
Application Diagram
Supply
DI
< 45V
CI2
10µF
CI1
100nF
TLE 4678
I
Protection Bandgap
Circuits Reference
Reset
and
Watchdog
Generator
GND
D
CD _100nF
Q
RO
WO
WI
RADJ
WADJ
Regulated Output Voltage
CQ ^10µF
ESR < 3Ohm
Load
e. g.
Micro
Controller
XC22xx
GND
Figure 13 Application Diagram with Selecting Default Reset and Watchdog activation Thresholds
Supply
DI
< 45V
CI2
10µF
CI1
100nF
TLE 4678
I
Protection Bandgap
Circuits Reference
Reset
and
Watchdog
Generator
GND
D
CD _100nF
Q
RO
WO
WI
RADJ
WADJ
Regulated Output Voltage
CQ ^10µF
ESR < 3Ohm
47k
33k
22k
Load
e. g.
Micro
Controller
XC22xx
GND
Figure 14 Application Diagram with Reset and Watchdog activation Threshold Adjustment
Datasheet
30
Rev. 1.2, 2014-10-17