Data Sheet

33

Rev. 1.1, 2007-11-08

TLE7368

Application Information

6

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.

Figure 10

Application Diagram, Example

Note: This is a very simplified example of an application circuit. The function must be verified in the real application.

5.5V

5.0V

2.6/3.3V

1.5V

1.0/2.6V

BST

SW

FB/L_IN

Q_T1

Q_T2

Q_LDO1

IN_LDO2

Q_LDO2

SEL_LDO2

DRV_EXT

FB_EXT

WDO

Q_STBY

SEL_STBY

GND_A

MON_STBY

IN_STBY

WDI

RO_2

RT

RO_1

EN_µC

EN_IGN

IN

C2

CCP

C1

GND_P

INT.BIASING,

CHARGE PUMP

PWM

CONTROLLER

ENABLE

≥ 1

RESET

(WINDOW

COMPARATOR)

RESET

(WINDOW

COMPARATOR)

STANDBY

MONITOR

WINDOW

WATCHDOG

TEMPERATURE

SENSE

TLE 7368

TIMING

5V, to sensor

5V, to sensor

5V

e.g. 3.3V

e.g. 1.5V

e.g. 1.5V

to µC

to µC

from µC

to µC

to µC

from µC

from IGN

Keep Alive

Input

Battery

Input

5.5V