Datasheet
ELECTRICAL CHARACTERISTICS
TPS767D3xx
www.ti.com
......................................................................................................................................................... SLVS209H – JULY 1999 – REVISED AUGUST 2008
Over operating temperature range (T
J
= – 40 ° C to +125 ° C), V
IN
= V
OUT(nom)
+ 1V, I
OUT
= 1mA, V
EN
= 0V, and
C
OUT
= 10 µ F, unless otherwise noted. Adjustable channels are set to V
OUT
= 3.3V. Typical values are at T
J
= 25 ° C.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
IN
Input voltage range, V
1IN
, V
2IN
(1)
2.7 10 V
Adjustable V
OUT
range, V
1OUT
, V
2OUT
1.5 5.5 V
V
OUT
+ 1V ≤ V
IN
≤ 5.5V;
Accuracy, adjustable V
OUT
channels
(1)
– 2.0 +2.0 %
V
OUT
10 µ A ≤ I
OUT
≤ 1A
V
OUT
+ 1V ≤ V
IN
≤ 10V;
Accuracy, fixed V
OUT
channels
(1)
– 2.0 +2.0 %
10 µ A ≤ I
OUT
≤ 1A
Δ V
OUT
%/ Δ V
IN
Line regulation
(1)
V
OUT
+ 1.0V ≤ V
IN
≤ 10V 0.01 %/V
Δ V
OUT
%/ Δ I
OUT
Load regulation 10 µ A ≤ I
OUT
≤ 1A 3 mV
Dropout voltage
(2)
V
DO
V
OUT
= 3.3V, I
OUT
= 1A 350 575 mV
(V
IN
= V
OUT
(nom) – 0.1V)
I
CL
Output current limit, per LDO V
OUT
= 0V, T
J
= +25 ° C 1.7 2 A
I
GND
Ground pin current, per LDO 10 µ A ≤ I
OUT
≤ 1A 85 125 µ A
I
SHDN
Standby current, per LDO 2.7V ≤ V
IN
≤ 10V, V
EN
= V
IN
1 10 µ A
I
FB
FB current input (Adjustable) V
FB
= 1.5V 2 nA
PSRR Power-supply ripple rejection f = 1kHz, C
OUT
= 10 µ F 60 dB
BW = 200Hz to 100kHz, V
OUT
= 1.8V,
V
N
Output noise voltage 55 µ V
RMS
I
C
= 1A, C
OUT
= 10 µ F
V
EN(HI)
High-level enable input voltage T
J
= +25 ° C 2.0 V
V
EN(LO)
Low-level enable input voltage T
J
= +25 ° C 0.8 V
V
EN
= 0V, T
J
= +25 ° C – 1 0 1
I
EN
Input current µ A
V
EN
= V
IN
, T
J
= +25 ° C – 1 1
Minimum input voltage for valid
I
OUT(RESET)
= 300 µ A 1.1 V
RESET
Trip threshold voltage V
OUT
decreasing, T
J
= +25 ° C 92 98 %V
OUT
Hysteresis voltage Measured at V
OUT
0.5 %V
OUT
Reset
V
I
= 2.7V, T
J
= +25 ° C,
Output low voltage 0.15 0.4 V
I
OUT(RESET)
= 1mA
Leakage current V
(RESET)
= 7V, T
J
= +25 ° C 1 µ A
RESET time-out delay T
J
= +25 ° C 100 200 400 ms
T
SD
Thermal shutdown temperature 150 ° C
T
J
Operating junction temperature – 40 +125 ° C
(1) Minimum V
IN
= V
OUT
+ V
DO
or 2.7V, whichever is greater.
(2) Dropout voltage (V
DO
) is not measured for channels with V
OUT(nom)
< 2.8V since minimum V
IN
= 2.7V.
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