Datasheet
TPS767D301-Q1, TPS767D318-Q1, TPS767D325-Q1
DUAL-OUTPUT LOW-DROPOUT VOLTAGE REGULATORS
SGLS231A − FEBRUARY 2004 − JUNE 2008
7
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics, V
i
= V
O(nom)
+ 1 V, I
O
= 1 mA, EN = 0, C
O
= 10 μF (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
Adjustable
1.5 V ≤ V
O
≤ 5.5 V,
T
J
= 25°C V
O
Adjustable
1
.
5
V
≤
V
O
≤
5
.
5
V
,
10 μA < I
O
< 1 A
T
J
= −40°C to 125°C 0.98V
O
1.02V
O
1 8 V Ouput
2.8 V < V
I
< 10 V,
T
J
= 25°C 1.8
V
Output voltage (V ) (see Note 2)
1.8 V Ouput
2
.
8
V
<
V
I
<
10
V
,
10 μA < I
O
< 1 A
T
J
= −40°C to 125°C 1.764 1.836
V
Output voltage (V
O
) (see Note 2)
2 5 V Output
3.5 V < V
I
< 10 V,
T
J
= 25°C 2.5
2.5 V Output
3
.
5
V
<
V
I
<
10
V
,
10 μA < I
O
< 1 A
T
J
= −40°C to 125°C 2.45 2.55
3 3 V Output
4.3 V < V
I
< 10 V,
T
J
= 25°C 3.3
V
3.3 V Output
4
.
3
V
<
V
I
<
10
V
,
10 μA < I
O
< 1 A
T
J
= −40°C to 125°C 3.234 3.366
V
Quiescent current (GND current) for each LDO
(see Note 2)
10 μA < I
O
< 1 A, T
J
= 25°C 85
A
(see Note 2)
I
O
= 1 A, T
J
= −40°C to 125°C 125
μA
Output voltage line regulation for each LDO
(ΔV
O
/V
O
)
(see Notes 2 and 3)
V
O
+ 1 V < V
I
≤ 10 V, T
J
= 25°C 0.01 %/V
Output noise voltage
BW = 200 Hz to 100 kHz, V
O
= 1.8 V,
I
C
= 1 A, C
O
= 10 μF, T
J
= 25°C
55 μVrms
Output current limit for each LDO V
O
= 0 V 1.7 2 A
Thermal shutdown juction temperature 150 °C
Standby current for each LDO
2.7 < V
I
< 10V,
T
J
= 25°C,
EN = V
I,
1 μA
Standby current for each LDO
2.7 < V
I
< 10V,
T
J
= −40°C to 125°C
EN = V
I,
10 μA
FB input current Adjustable FB = 1.5 V 2 nA
High level enable input voltage 2.0 V
Low level enable input voltage 0.8 V
Power supply ripple rejection (see Note 2) f = 1 KHz, T
J
= 25°C, C
O
= 10 μF 60 dB
Minimum input voltage for valid RESET I
O(RESET)
= 300 μA 1.1 V
Trip threshold voltage V
O
decreasing 92 98 %V
O
Reset
Hysteresis voltage Measured at V
O
0.5 %V
O
Reset
Output low voltage V
I
= 2.7 V, I
O(RESET)
= 1 mA 0.15 0.4 V
Leakage current V
(RESET)
= 7 V 1 μA
RESET time-out delay 200 mA
NOTES: 2. Minimum IN operating voltage is 2.7 V or V
O(typ)
+ 1 V, whichever is greater. maximum IN voltage 10V.
3. If VO ≤ 1.8 V, V
Imin
= 2.7 V, and V
Imax
= 10 V:
Line Reg. (mV) +
ǒ
%ńV
Ǔ
V
O
ǒ
V
Imax
* 2.7 V
Ǔ
100
1000
If VO ≥ 2.5 V, V
Imin
= Vo + 1 V, and V
Imax
= 10 V:
Line Reg. (mV) +
ǒ
%ńV
Ǔ
V
O
ǒ
V
Imax
*
ǒ
V
O
) 1V
Ǔ
Ǔ
100
1000