Datasheet

Data Sheet 4 Rev. 1.6, 2008-01-22
TLE 7469
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Figure 2 Pin Configuration (top view)
Table 1 Pin Definitions and Functions
Pin No. Symb. Function
1I1Input voltage 1; block to ground directly at the IC with a 100 nF
ceramic capacitor
2INH
Inhibit Input; low level disables the IC. Integrated pull-down resistor
3Q1Output voltage 1; 5.0 V, block to GND with a capacitor
C
Q1
≥ 1 µF, ESR < 6 Ω at 10 kHz
4SOSense output; Output of Early Warning Comparator, open collector
output
5WDIWatchdog Input; Trigger Input for Watchdog pulses
6, 11 GND Ground; Pin 6, 11 and heat slug must be connected to GND
7DTDT Delay timing; connect to GND, Q1 or Q2 to select Reset and
Watchdog timing
8SISense input; Input for Early Warning comparator
9ROReset output; open collector output with integrated 20 kΩ pull-up
resistor
10 Q2 Output voltage 2; 2.6 V (TLE 7469 GV52), 3.3 V (TLE 7469 GV53);
block to GND with a capacitor
C
Q2
≥ 1 µF, ESR < 6 Ω at 10 kHz
12 I2 Input voltage 2; block to ground directly at the IC with a 100 nF
ceramic capacitor
AEP03531.VSD
1
I1
2
INH
3
Q1
12
11
10
GND
Q2
4SO
5
WDI
6
GND
9
8
7
RO
SI
DT
I2
PG-DSO-12