SLUS812 – FEBRUARY 2008
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ELECTRICAL CHARACTERISTICS (continued)
Over recommended free-air temperature range, V
VIN
= 3.3 V,V
VLDOIN
= 1.8 V, V
REFIN
= 0.9 V, V
VOSNS
= 0.9 V, V
EN
= V
VIN
, C
OUT
= 3
×
10
µF
and circuit shown in
(unless otherwise noted)
PARAMETER
UVLO / EN LOGIC THRESHOLD
V
VINUVVIN
V
ENIH
V
ENIL
V
ENYST
I
ENLEAK
UVLO threshold
High-level input voltage
Low-level input voltage
Hysteresis voltage
Logic input leakage current
Wake up, T
A
= 25°C
Hysteresis
Enable
Enable
Enable
EN, T
A
= 25°C
Shutdown temperature
Hysteresis
–1
0.5
1
µA
1.7
0.3
V
2.2
2.3
50
2.375
V
mV
TEST CONDITIONS
MIN
TYP
MAX
UNIT
THERMAL SHUTDOWN
T
SON
Thermal shutdown threshold
(2)
150
25
°C
(2)
Ensured by design. Not production tested.
4
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