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| AAT3218 Datasheet, PDF (4/18 Pages) List of Unclassifed Manufacturers – 150mA MicroPower™ High Performance LDO | |||
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AAT3218
150mA MicroPower⢠High Performance LDO
Electrical Characteristics (VIN=VOUT(NOM)+1V for VOUT options greater than 1.5V. VIN= 2.5 for
VOUTâ¤1.5V. IOUT=1mA, COUT=2.2µF, CIN=1µF, TA= -40 to 85°C unless otherwise noted. Typical values are
at TA=25°C)
Symbol Description
Conditions
Min Typ Max Units
VOUT
Output Voltage Tolerance
IOUT = 1mA to 150mA
TA=25°C
-1.5
TA=-40 to 85°C -2.5
1.5
%
2.5
%
IOUT
Output Current
VOUT > 1.2V
150
mA
VDO
Dropout Voltage 1, 2
IOUT = 150mA
200 300 mV
ISC
Short Circuit Current
VOUT < 0.4V
600
mA
IQ
Ground Current
VIN = 5V, No load, EN = VIN
70 125
µA
ISD
Shutdown Current
VIN = 5V, EN = 0V
1
µA
âVOUT/
VOUT*âVIN
Line Regulation
VIN = VOUT + 1 to 5.0V
0.09 %/V
âVOUT(line) Dynamic Line Regulation
VIN=VOUT+1V to VOUT+2V, IOUT=150mA,
2.5
mV
TR/TF =2µs
âVOUT(load) Dynamic Load Regulation
IOUT = 1mA to 150mA, TR<5µs
30
mV
tENDLY
Enable Delay Time
BYP = open
15
µs
VEN(L)
Enable Threshold Low
0.6
V
VEN(H)
Enable Threshold High
1.5
V
IEN
Leakage Current on Enable Pin VEN = 5V
1
µA
1 kHz
67
PSRR
Power Supply Rejection Ratio
IOUT=10mA, CBYP=10nF 10kHz
1MHz
47
dB
45
TSD
THYS
eN
TC
Over Temp Shutdown Threshold
Over Temp Shutdown Hysteresis
Output Noise
Output Voltage Temp. Coeff.
Noise Power BW = 300Hz-50kHz
145
°C
12
°C
50
µVrms/rtHz
22
ppm/°C
Note 1: VDO is defined as VIN - VOUT when VOUT is 98% of nominal.
Note 2: For VOUT < 2.3V, VDO = 2.5V - VOUT.
4
3218.2004.02.1.0
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