TLE7368 Datasheet, PDF (6/39 Pages) Infineon Technologies AG – Next Generation Micro Controller Supply

3
Pin Configuration
3.1
Pin Assignment
TLE7368
Pin Configuration
GND_A
RT
RO_1
RO_2
N.C.
IN_LDO2
Q_LDO2
Q_T1
Q_T2
EN_uC
EN_IGN
SEL_STBY
C1-
C2-
C1+
C2+
CCP
GND_P
GND
1
36
2
35
3
34
4
33
5
32
6
31
7
30
8
29
9 _{TLE 7368 G} 28
10
27
11
26
12
25
13
24
14
23
15
22
16
21
17
20
18
19
GND
MON_STBY
IN_STBY
Q_STBY
N.C.
N.C.
DRV_EXT
FB_EXT
Q_LDO1
FB/L_IN
BST
SW
SW
WDO
WDI
SEL_Q2
N.C.
IN
IN
GND_A
RT
RO_1
RO_2
IN_LDO 2
Q_LDO2
Q_T1
Q_T2
EN_uC
EN_IGN
SEL_STBY
C1-
C2-
C1+
C2+
CCP
GND_P
GND_A
1
36
2
35
3
34
4
33
5
32
6
31
7
30
8
29
9
28
10
27
11
26
12
25
13
24
14
23
15
22
16
21
17 _{TLE 7368 E} 20
18
19
GND_A
MON_STBY
IN_STBY
Q_STBY
DRV _EXT
FB_EXT
Q_LDO 1
FB/L_IN
BST
SW
SW
WDO
WDI
SEL _Q2
IN
IN
IN
GND_A
Figure 2 Pin Configuration
3.2
Pin Definitions and Functions TLE7368G
Pin
Pin
Symbol
(TLE7368G) (TLE7368E)
1
1
GND_A
2
2
RT
3
3
RO_1
4
4
RO_2
5
–
N.C.
Function
Analog ground connection;
Connect to heatslug resp. exposed pad.
Reset and watchdog timing pin;
Connect a ceramic capacitor to GND to determine the time base for the
reset delay circuits and the watchdog cycle time
Reset output Q_LDO1;
Open drain output, active low.
Connect an external 10 kΩ pull-up resistor to microcontroller I/O
voltage.
Reset output Q_LDO2 and FB_EXT;
Open drain output, active low.
Connect an external 10 kΩ pull-up resistor to microcontroller I/O
voltage
Internally not connected; Connect to GND_A
Data Sheet
6
Rev. 1.1, 2007-11-08