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TPS728330180YZUR Datasheet(PDF) 3 Page - Texas Instruments

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No. de pieza TPS728330180YZUR
Descripción Electrónicos  200mA Low-Dropout Linear Regulator with Pin-Selectable Dual-Voltage Level Output
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Fabricante Electrónico  TI1 [Texas Instruments]
Página de inicio  http://www.ti.com
Logo TI1 - Texas Instruments

TPS728330180YZUR Datasheet(HTML) 3 Page - Texas Instruments

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ELECTRICAL CHARACTERISTICS
TPS728xx Series
SBVS095 – AUGUST 2007
Over operating temperature range (TJ = –40°C to +125°C), VIN = VOUT(TYP) + 0.5V or 2.7V, whichever is greater;
IOUT = 0.5mA, VSET = VEN = VIN, COUT = 1.0μF, unless otherwise noted. Typical values are at TJ = +25°C.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VIN
Input voltage range
2.7
6.5
V
Nominal
TJ = +25°C, VSET = high/low
–2.5
+2.5
mV
VOUT
(1)
DC output accuracy
Over VIN, IOUT, VOUT + 0.5V ≤ VIN ≤ 6.5V,
–3.0
+3.0
%
temperature
0mA
≤ IOUT ≤ 200mA, VSET = high/low
100
μA to 200mA in 1μs,
ΔVOUT
Load transient
±60.0
mV
200mA to 100
μA in 1μs, COUT = 1μF
VO
Output voltage range
0.9
3.6
V
VOUT(NOM) + 0.5V ≤ VIN ≤ 6.5V,
ΔVO/ΔVIN
Line regulation
130
μV/V
IOUT = 5mA
ΔVO/ΔIOUT Load regulation
0mA
≤ IOUT ≤ 200mA
75
μV/mA
VDO
Dropout voltage(2)
VIN = VOUT(NOM) – 0.1V, IOUT = 200mA
230
400
mV
ICL
Output current limit
VOUT = 0.9 × VOUT(NOM)
240
340
575
mA
IOUT = 0mA
50
80
μA
IGND
Ground pin current
IOUT = 200mA
120
μA
VEN ≤ 0.4V, 2.7V ≤ VIN < 4.5V,
ISHDN
Shutdown current (IGND)
0.10
1.0
μA
TJ = –40°C to +85°C
f = 100Hz
65
dB
VIN = 3.8V,
f = 1kHz
65
dB
PSRR
Power-supply rejection ratio
VOUT = 2.8V,
f = 10kHz
55
dB
IOUT = 200mA
f = 100kHz
40
dB
BW = 100Hz to 100kHz, VIN = 3.3V,
VN
Output noise voltage
75
× V
OUT
μVRMS
VOUT = 2.8V, IOUT = 10mA
Transition time (low-to-high)
VOUT_LOW = 1.8V, VOUT_HIGH = 3.15V,
tTR
VOUT = VOUT_LOW to VOUT_HIGH
60
μs
IOUT = 10mA
VOUT = 97% × VOUT_HIGH
tSTR
Startup time(3)
COUT = 1.0μF
160
μs
tSHUT
Shutdown time(4)
RL = ∞, COUT = 1.0μF, VOUT = 2.8V
180(5)
μs
VSET high (output VOUT2 selected),
VHI
1.2
VIN
V
or enable pin high (enabled)
VSET low (output VOUT1 selected),
VLO
0
0.4
V
or enable pin low (disabled)
IEN, IVSET
Enable and select pin currents
EN = VSET = 6.5V
0.04
1.0
μA
Undervoltage lockout
VIN rising, VSET = high/low
2.38
2.51
2.65
V
UVLO
Hysteresis
VIN falling, VSET = high/low
230
mV
Shutdown, temperature increasing
+160
°C
TSD
Thermal shutdown temperature
Reset, temperature decreasing
+140
°C
TJ
Operating junction temperature
–40
+125
°C
(1)
The output voltage for VSET = low/high is programmed at the factory.
(2)
VDO is not measured for devices with VOUT(NOM) < 2.8V because minimum VIN = 2.7V.
(3)
Time from VEN = 1.2V to VOUT = 97% (VOUT(NOM)).
(4)
Time from VEN = 0.4V to VOUT = 5% (VOUT(NOM)).
(5)
See Shutdown in the Application Information section for more details.
Copyright © 2007, Texas Instruments Incorporated
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