Datasheet

TLV705
TLV705P
www.ti.com SBVS151C –DECEMBER 2010–REVISED OCTOBER 2012
ELECTRICAL CHARACTERISTICS
At T
J
= –40°C to +125°C, V
IN
= V
OUT (typ)
+ 0.5 V or 2 V (whichever is greater), I
OUT
= 10 mA, V
EN
= 0.9 V, and C
OUT
= 1 μF,
unless otherwise noted. Typical values are at T
J
= +25°C.
TLV705
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
IN
Input voltage range 2 5.5 V
V
OUT
Output voltage range 0.7 4.8 V
0 mA ≤ I
OUT
≤ 200 mA, V
OUT
≥ 1 V –2 ±0.5 2 %
V
O
DC output accuracy –40°C ≤ T
J
≤ +125°C
0 mA ≤ I
OUT
≤ 200 mA, V
OUT
< 1 V –20 ±5 20 mV
ΔV
O
/ΔV
IN
Line regulation V
OUT(NOM)
+ 0.5 V ≤ V
IN
≤ 5.5 V 0.05 5 mV
ΔV
O
/ΔI
OUT
Load regulation 0 mA ≤ I
OUT
≤ 200 mA 1 mV
V
DO
Dropout voltage
(1)
V
IN
= 0.98 × V
OUT(NOM)
, I
OUT
= 200 mA 145 250 mV
I
CL
Output current limit V
OUT
= 0.9 × V
OUT(NOM)
, T
J
= +25°C 260 400 550 mA
I
OUT
= 0 mA 35 55 μA
I
GND
Ground pin current
I
OUT
= 200 mA 315 μA
Shutdown ground pin
I
SHUTDOWN
V
EN
≤ 0.4 V, 2 V ≤ V
IN
≤ 4.5 V 1 1.8 μA
current
V
IN
= 2.3 V, V
OUT
= 1.8 V, I
OUT
= 10 mA, f = 10 kHz 80 dB
Power-supply
PSRR
rejection ratio
V
IN
= 2.3 V, V
OUT
= 1.8 V, I
OUT
= 10 mA, f = 1 MHz 55 dB
V
IN
= 2.3 V, V
OUT
= 1.8 V 26.6 μV
RMS
BW = 100 Hz to 100
V
IN
= 3.3 V, V
OUT
= 2.8 V 26.7 μV
RMS
kHz, I
OUT
= 10 mA
V
IN
= 3.8 V, V
OUT
= 3.3 V 28.2 μV
RMS
V
N
Output noise voltage
V
IN
= 2.3 V, V
OUT
= 1.8 V 30.7 μV
RMS
BW = 10 Hz to 100 kHz,
V
IN
= 3.3 V, V
OUT
= 2.8 V 31.3 μV
RMS
I
OUT
= 10 mA
V
IN
= 3.8 V, V
OUT
= 3.3 V 34.1 μV
RMS
t
STR
Startup time
(2)
C
OUT
= 1 μF, I
OUT
= 200 mA 100 μs
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
UVLO Undervoltage lockout V
IN
rising 1.9 V
Shutdown, temperature increasing +160 °C
Thermal shutdown
t
SD
temperature
Reset, temperature decreasing +140 °C
Operating junction
T
J
–40 +125 °C
temperature
(1) V
DO
is measured for devices with V
OUT(NOM)
= 2.35 V so that V
IN
= 2.3 V.
(2) Startup time = time from EN assertion to 0.98 × V
OUT(NOM)
.
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