Datasheet

TPS79301-Q1, TPS79318-Q1, TPS79325-Q1
TPS79328-Q1, TPS793285-Q1, TPS79330-Q1
TPS79333-Q1, TPS793475-Q1
SGLS162H –APRIL 2003–REVISED JANUARY 2013 www.ti.com
ELECTRICAL CHARACTERISTICS
over recommended operating free-air temperature range, EN = V
I
, T
J
= –40 to 125°C, V
I
= V
O(typ)
+ 1 V, I
O
= 1 mA, C
o
= 10
μF, C
(byp)
= 0.01 μF (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
I
Input voltage
(1)
2.7 5.5 V
I
O
Continuous output current 0 200 mA
T
J
Operating junction temperature –40 125 °C
0 μA < I
O
< 200 mA 5.5 –
TPS79301-Q1 V
FB
V
FB
T
J
= 25°C 1.8
TPS79318-Q1
0 μA < I
O
< 200 mA, 2.8 V < V
I
< 5.5 V 1.764 1.836
T
J
= 25°C 2.5
TPS79325-Q1
0 μA < I
O
< 200 mA, 3.5 V < V
I
< 5.5 V 2.45 2.55
T
J
= 25°C 2.8
TPS79328-Q1
0 μA < I
O
< 200 mA, 3.8 V < V
I
< 5.5 V 2.744 2.856
Output voltage V
T
J
= 25°C 2.85
TPS793285-Q1
0 μA < I
O
< 200 mA, 3.85 V < V
I
< 5.5 V 2.793 2.907
T
J
= 25°C 3
TPS79330-Q1
0 μA < I
O
< 200 mA, 4 V < V
I
< 5.5 V 2.94 3.06
T
J
= 25°C 3.3
TPS79333-Q1
0 μA < I
O
< 200 mA, 4.3 V < V
I
< 5.5 V 3.234 3.366
T
J
= 25°C 4.75
TPS793475-Q1
0 μA < I
O
< 200 mA, 5.25 V < V
I
< 5.5 V 4.655 4.845
0 μA < I
O
< 200 mA, T
J
= 25°C 170
Quiescent current (GND current) μA
0 μA < I
O
< 200 mA 220
Load regulation 0 μA < I
O
< 200 mA, T
J
= 25°C 5 mV
V
O
+ 1 V < V
I
≤ 5.5 V, T
J
= 25°C 0.05
Output voltage line regulation (ΔV
O
/V
O
) %/V
V
O
+ 1 V < V
I
≤ 5.5 V 0.12
C
(byp)
= 0.001 μF 55
C
(byp)
= 0.0047 μF 36
BW = 200 Hz to 100 kHz,
Output noise voltage TPS79328-Q1 μV
RMS
I
O
= 200 mA, T
J
= 25°C
C
(byp)
= 0.01 μF 33
C
(byp)
= 0.1 μF 32
C
(byp)
= 0.001 μF 50
R
L
= 14 Ω,
Time, start-up TPS79328-Q1 C
(byp)
= 0.0047 μF 70 μs
C
o
= 1 μF, T
J
= 25°C
C
(byp)
= 0.01 μF 100
Output current limit V
O
= 0 V 285 600 mA
Standby current
(2)
EN = 0 V, 2.7 V < V
I
< 5.5 V 0.07 1 μA
High-level enable input voltage 2.7 V < V
I
< 5.5 V 2 V
Low-level enable input voltage 2.7 V < V
I
< 5.5 V 0.7 V
Input current (EN) EN = 0 –1 1 μA
Input current (FB) TPS79301-Q1 FB = 1.8 V 1 μA
Internal reference, V
FB
TPS79301-Q1 1.201 1.225 1.250 V
I
O
= 10 mA 70
f = 100 Hz, T
J
= 25°C,
I
O
= 200 mA 68
Power-supply ripple
TPS79328-Q1 dB
rejection
f = 10 kHz, T
J
= 25°C, 70
I
O
= 200 mA
f = 100 kHz, T
J
= 25°C, 43
(1) Minimum V
IN
is 2.7V or VOUT + VDO, whichever is greater.
(2) For adjustable versions, this parameter applies only after V
IN
is applied; then V
EN
transitions high to low.
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Product Folder Links: TPS79301-Q1 TPS79318-Q1 TPS79325-Q1 TPS79328-Q1 TPS793285-Q1 TPS79330-Q1
TPS79333-Q1