Datasheet

TPS43330-Q1
TPS43332-Q1
SLVSA82E –MARCH 2011–REVISED APRIL 2013 www.ti.com
DC ELECTRICAL CHARACTERISTICS (continued)
V
IN
= 8 V to 18 V, T
J
= –40°C to 150°C (unless otherwise noted)
NO. PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
12.0 Power Good / Delay
12.1 PG
pullup
Pullup for A and B to Sx2 50 kΩ
12.2 PG
th1
Power-good threshold FBx falling –5% –7% –9%
12.3 PG
hys
Hysteresis 2%
12.4 PG
drop
Voltage drop I
PGA
= 5 mA 450 mV
12.5 I
PGA
= 1 mA 100 mV
12.6 PG
leak
Power-good leakage V
Sx2
= V
PGx
= 13 V 1 µA
12.7 t
deglitch
Power-good deglitch time 2 16 µs
External capacitor = 1 nF
12.8 t
delay
Reset delay 1 ms
V
BuckX
< PG
th1
12.9 t
delay_fix
Fixed reset delay No external capacitor, pin open 20 50 µs
Activate current source (current to
12.10 I
OH
30 40 50 µA
charge external capacitor)
Activate current sink (current to
12.11 I
IL
30 40 50 µA
discharge external capacitor)
13.0 Overtemperature Protection
Junction-temperature shutdown
13.1 T
shutdown
150 165 °C
threshold
13.2 T
hys
Junction-temperature hysteresis 15 °C
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