TLE 7278-2G V50 Infineon Technologies, TLE 7278-2G V50 Datasheet - Page 4

• Manufacturer Part Number: TLE 7278-2G V50
• Manufacturer: Infineon Technologies

Specifications of TLE 7278-2G V50

• Packages: PG-DSO-14
• Regulator Type: single output
• Output Voltage: 5V
• Accuracy: 2.0 %
• Max. Output Current: 180mA
• Dropout Voltage: 250mV

3
3.1
Figure 2
3.2
Pin
1
2-5,
10-12
7
6
8
9
13
14
Data Sheet
Symbol
RO
GND
WM1
WM2
WDI
Q
I
EN
Pin Configuration
Pin Assignment (PG-DSO-14)
Pin Configuration
Pin Definitions and Functions (PG-DSO-14)
Function
Reset Output
TLE7278-2GV33, TLE7278-2GV26: open drain output;
TLE7278-2GV50: integrated 20 kΩ pull-up resistor
Ground
connect pin 2 and 3 to GND;
connect pin 4-5, 10-12 to PCB heat sink area with GND potential
Watchdog Mode Bit 1
watchdog and Reset mode selection, see
connect to Q or GND
Watchdog Mode Bit 2
watchdog and reset mode selection, see
connect to Q or GND
Watchdog Input
trigger input for watchdog pulses;
pull down to GND if not needed and turn off the watchdog with WM1 and WM2 pin
Output Voltage
block to GND with a ceramic capacitor close to the IC terminals, respecting the
values given for its capacitance
Input Voltage
block to ground directly at the IC with a 100 nF ceramic capacitor
Enable Input
low level disables the IC;
integrated pull-down resistor to GND
WM2
WM1
GND
GND
GND
GND
RO
1
2
3
4
5
6
7
AEP02113_7278
11
14
13
12
10
4
9
8
C
EN
I
GND
GND
GND
Q
WDI
Q
and ESR in
Figure
Figure
“Functional Range” on Page 7
5;
5;
Rev. 1.2, 2009-04-28
Pin Configuration
TLE7278-2