Datasheet

TPS715Axx
www.ti.com SBVS047F –MAY 2004–REVISED OCTOBER 2012
ELECTRICAL CHARACTERISTICS
Over operating junction temperature range (T
J
= –40°C to +125°C), V
IN
= V
OUT(NOM)
+ 1V, I
OUT
= 1mA, C
OUT
= 1μF, unless
otherwise noted. The TPS715A01 is tested with V
OUT
= 2.8V. Typical values are at T
J
= +25°C.
TPS715Axx
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
I
OUT
= 10mA 2.5 24
Input voltage
(1)
V
IN
V
I
OUT
= 80mA 3 24
Voltage range V
V
OUT
1.2 15
(TPS715A01)
V
OUT
+ 1.0V ≤ V
IN
≤ 24V, 0.96 × 1.04 ×
TPS715A01 V
OUT(nom)
1.2V ≤ V
OUT
≤ 15V, 0 ≤ I
OUT
≤ 80mA V
OUT(nom)
V
OUT(nom)
Output voltage accuracy
(1)
V
TPS715A33 4.3V < V
IN
< 24V, 0 ≤ I
OUT
≤ 80mA 3.135 3.3 3.465
Output voltage
ΔV
OUT
/ΔV
IN
V
OUT
+ 1V < V
IN
≤ 24V 20 60 mV
line regulation
(1)
Load regulation ΔV
OUT
/ΔI
OUT
I
OUT
= 100μA to 80mA 35 mV
Dropout voltage
V
DO
I
OUT
= 80mA 670 1120 mV
V
IN
= V
OUT(NOM)
– 0.1V
Output current limit I
CL
V
OUT
= 0V 160 1100 mA
T
J
= –40°C to +85°C, 0mA ≤ I
OUT
≤ 80mA 3.2 4.2
Ground pin current I
GND
0mA ≤ I
OUT
≤ 80mA 3.2 4.8 μA
V
IN
= 24V, 0mA ≤ I
OUT
≤ 80mA 5.8
Power-supply ripple
PSRR f = 100kHz, C
OUT
= 10μF 60 dB
rejection
BW = 200Hz to 100kHz,
Output noise voltage V
IN
575 μVrms
C
OUT
= 10μF, I
OUT
= 50mA
(1) Minimum V
IN
= V
OUT
+ V
DO
, or the value shown for Input voltage, whichever is greater.
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