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TLV1117LV33DCYR 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
稳压芯片
封装:
TO-261-4
描述:
TEXAS INSTRUMENTS TLV1117LV33DCYR 固定电压稳压器, LDO, 2V至5.5V, 455mV压差, 3.3V输出, 1A输出, SOT-223-4
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TLV1117LV33DCYR数据手册
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TLV1117LV
www.ti.com
SBVS160B –MAY 2011–REVISED FEBRUARY 2015
6.5 Electrical Characteristics
At V
IN
= V
OUT(nom)
+ 1.5 V; I
OUT
= 10 mA, C
OUT
= 1.0 μF, and T
A
= 25°C, unless otherwise noted.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
V
IN
Input voltage range 2 5.5 V
V
OUT
> 2 V –1.5% 1.5%
DC output
V
OUT
1.5 V ≤ V
OUT
< 2 V –2% 2%
accuracy
1.2 V ≤ V
OUT
< 1.5 V –40 40 mV
ΔV
OUT(ΔVIN)
Line regulation V
OUT(nom)
+ 0.5 V ≤ V
IN
≤ 5.5 V, I
OUT
= 10 mA 1 5 mV
ΔV
OUT(ΔIOUT)
Load regulation 0 mA ≤ I
OUT
≤ 1 A 1 35 mV
I
OUT
= 200 mA 115 mV
I
OUT
= 500 mA 285 mV
V
OUT
< 3.3 V
I
OUT
= 800 mA 455 mV
I
OUT
= 1 A 570 800 mV
V
IN
= 0.98 x
V
DO
Dropout voltage
(1)
V
OUT(nom)
I
OUT
= 200 mA 90 mV
I
OUT
= 500 mA 230 mV
V
OUT
≥ 3.3 V
I
OUT
= 800 mA 365 mV
I
OUT
= 1 A 455 700 mV
I
CL
Output current limit V
OUT
= 0.9 × V
OUT(nom)
1.1 A
I
Q
Quiescent current I
OUT
= 0 mA 50 100 µA
Power-supply V
IN
= 3.3 V, V
OUT
= 1.8 V,
PSRR 65 dB
rejection ratio I
OUT
= 500 mA, f = 100 Hz
Output noise BW = 10 Hz to 100 kHz, V
IN
= 2.8 V, V
OUT
= 1.8 V,
V
n
60 µV
RMS
voltage I
OUT
= 500 mA
t
STR
Startup time
(2)
C
OUT
= 1.0 µF, I
OUT
= 1 A 100 µs
Undervoltage
UVLO V
IN
rising 1.95 V
lockout
Shutdown, temperature increasing 165 °C
Thermal shutdown
T
SD
temperature
Reset, temperature decreasing 145 °C
Operating junction
T
J
–40 125 °C
temperature
(1) V
DO
is measured for devices with V
OUT(nom)
= 2.5 V so that V
IN
= 2.45 V.
(2) Startup time = time from when V
IN
asserts to when output is sustained at a value greater than or equal to 0.98 × V
OUT(nom)
.
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