Datasheet

TLV717xx
TLV717xxP
www.ti.com SBVS176A –OCTOBER 2011–REVISED APRIL 2012
ELECTRICAL CHARACTERISTICS
At operating temperature range (T
A
= –40°C to +85°C), T
A
= +25°C, V
IN
= V
OUT(NOM)
+ 0.5 V or 1.7 V (whichever is greater), I
OUT
= 10 mA,
V
EN
= V
IN
, and C
OUT
= 1 µF, unless otherwise noted.
TLV717
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
IN
Input voltage range 1.7 5.5 V
V
OUT
Output voltage range 1.2 5.0 V
I
OUT
Output current 150 mA
T
A
= +25°C 0.5 %
DC output accuracy V
OUT
≥ 1.2 V, –40°C ≤ T
A
≤ +85°C –1.5 +1.5 %
V
OUT
≤ 1.2 V 25 mV
ΔV
O
/V
IN
Line regulation V
OUT(NOM)
+ 0.5 V ≤ V
IN
≤ 5.5 V 1 5 mV
ΔV
O
/I
OUT
Load regulation 0 mA ≤ I
OUT
≤ 150 mA 10 20 mV
1.2 V ≤ V
OUT
< 1.5 V 330 500 mV
V
IN
= 0.98 × V
OUT(NOM)
,
V
DO
Dropout voltage 1.5 V ≤ V
OUT
< 1.8 V 330 450 mV
I
OUT
= 150 mA
1.8 V ≤ V
OUT
≤ 5.0 V 215 350 mV
I
GND
Ground pin current I
OUT
= 0 mA 35 55 µA
I
SHDN
Shutdown current V
EN
≤ 0.4 V, 2.0 V ≤ V
IN
≤ 4.5 V 0.1 0.5 µA
f = 10 Hz 70 dB
f = 100 Hz 70 dB
Power-supply V
IN
= 3.3 V, V
OUT
= 2.8 V,
PSRR f = 1 kHz 65 dB
rejection ratio I
OUT
= 30 mA
f = 10 kHz 60 dB
f = 100 kHz 43 dB
BW = 100 Hz to 100 kHz, V
IN
= 2.3 V, V
OUT
= 1.8 V,
V
NOISE
Output noise voltage 55 µV
RMS
I
OUT
= 10 mA
t
STR
Startup time C
OUT
= 1.0 μF, I
OUT
= 150 mA 100 µs
I
SC
Short current limit V
IN
= min (V
OUT(NOM)
+ 1 V, 5.5 V), V
OUT
= 0 V 40 mA
V
HI
Enable high (enabled) 0.9 V
IN
V
V
LO
Enable low (disabled) 0 0.4 V
I
EN
EN pin current EN = 5.5 V 0.01 µA
Pull-down resistor
R
PULLDOWN
120 Ω
(TLV717xxP only)
UVLO Undervoltage lockout V
IN
rising 1.6 V
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