Datasheet

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ELECTRICAL CHARACTERISTICS
TPS3306-15
TPS3306-18 , TPS3306-20
TPS3306-25 , TPS3306-33
SLVS290C – APRIL 2000 – REVISED DECEMBER 2006
Over recommended operating free-air temperature range (unless otherwise noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
DD
= 2.7 V to 6 V, I
OL
= 20 µ A 0.2
RESET,
V
OL
Low-level output voltage V
DD
= 3.3 V, I
OL
= 2 mA 0.4 V
PFO
V
DD
= 6 V, I
OL
= 3 mA 0.4
Power-up reset voltage (see
(1)
) V
DD
≥ 1.1 V, I
OL
= 20 µ A 0.4 V
1.37 1.40 1.43
1.64 1.68 1.72
1.81 1.85 1.89
V
SENSE1
,
V
DD
= 2.7 V to 6 V
V
SENSE2
2.20 2.25 2.30 V
T
A
= 0 ° C to +85 ° C
2.86 2.93 3
4.46 4.55 4.64
PFI 1.22 1.25 1.28
Negative-going input threshold voltage
V
IT
(see
(2)
)
1.37 1.40 1.44
1.64 1.68 1.73
1.81 1.85 1.90
V
SENSE1
,
V
DD
= 2.7 V to 6 V
V
SENSE2
2.20 2.25 2.32 V
T
A
= –40 ° C to +85 ° C
2.86 2.93 3.02
4.46 4.55 4.67
PFI 1.22 1.25 1.29
PFI V
IT
= 1.25 V 10
V
IT
= 1.40 V 15
V
IT
= 1.68 V 15
V
hys
Hysteresis V
IT
= 1.86 V 20 mV
V
SENSEn
V
IT
= 2.25 V 20
V
IT
= 2.93 V 30
V
IT
= 4.55 V 40
WDI = V
DD
= 6 V, Time average
I
H(AV)
Average high-level input current 100 150
(dc = 88%)
WDI µ A
WDI = 0 V, V
DD
= 6 V, Time
I
L(AV)
Average low-level input current –15 –20
average (dc = 12%)
WDI WDI = V
DD
= 6 V 120 170
I
H
High-level input current SENSE1 V
SENSE1
= V
DD
= 6 V 5 8 µ A
SENSE2 V
SENSE2
= V
DD
= 6 V 6 9
I
L
Low-level input current WDI WDI = 0 V, V
DD,
= 6 V –120 –170 µ A
I
I
Input current PFI V
DD
= 6 V, 0 V ≤ V
I
≤ V
DD
–25 25 nA
I
DD
Supply current 15 40 µ A
C
i
Input capacitance V
I
= 0 V to V
DD
10 pF
(1) The lowest supply voltage at which RESET becomes active. t
r
, V
DD
≥ 15 µ s/V.
(2) To ensure best stability of the threshold voltage, a bypass capacitor (ceramic 0.1 µ F) should be placed close to the supply terminals.
7
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