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| AAT3223_06 Datasheet, PDF (4/17 Pages) Advanced Analogic Technologies – 250mA NanoPower™ LDO Linear Regulator with Power-OK | |||
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AAT3223
250mA NanoPower⢠LDO
Linear Regulator with Power-OK
Electrical Characteristics
VIN = VOUT(NOM) + 1V, IOUT = 1mA, COUT = 1µF, TA = 25°C, unless otherwise noted.
Symbol
VOUT
IOUT
ISC
IQ
IQ-OFF
âVOUT/VOUT
âVOUT/VOUT
VDO
PSRR
TSD
THYS
eN
TC
POK
POKTH
POKHYS
IPOK
VPOK
TPOK
EN
VIH
VIL
IEN(SINK)
Description
DC Output Voltage Tolerance
Output Current
Short-Circuit Current
Ground Current
Off-Supply Current
Line Regulation
Load Regulation
Dropout Voltage1, 2
Power Supply Rejection Ratio
Over-Temperature Shutdown
Threshold
Over-Temperature Shutdown
Hysteresis
Output Noise
Output Voltage Temperature
Coefficient
Conditions
VOUT > 1.2V
VOUT < 0.4V
VIN = 5V, No Load
VIN = 5V, EN = Inactive
VIN = 4.0V to 5.5V
VOUT = 1.8V
VOUT = 2.7V
IL = 1 to 100mA
VOUT = 2.8V
VOUT = 2.85V
VOUT = 3.0V
VOUT = 3.3V
VOUT = 2.7V
VOUT = 2.8V
IOUT = 100mA VOUT = 2.85V
VOUT = 3.0V
VOUT = 3.3V
100Hz
Min
-2.0
250
0.15
POK Trip Threshold
POK Hysteresis
POK Off-Current
POK Low Voltage
POK Delay
EN Input Threshold High
EN Input Threshold Low
EN Input Leakage
Falling
25°C
87.5
-40°C to +85°C 86
VPOK = 5.5V, TA = 25°C
IPOK = 1mA
VOUT Rising
VIN = 2.5V to 5.5V
2
VIN = 2.5V to 5.5V
VON = 5.5V
Typ
400
1.1
0.01
0.4
1.0
0.7
0.7
0.7
0.6
0.5
200
190
190
190
180
50
140
20
350
80
90.5
1.5
1.5
0.01
Max
2.0
2.5
1
%/V
1.65
1.25
1.20
1.20
1.15
1.00
240
235
230
225
220
Units
%
mA
mA
µA
µA
%
mV
dB
°C
°C
µVRMS
PPM/°C
93.5
95
100
200
% of
VOUT
nA
mV
ms
V
0.5
1
µA
1. VDO is defined as VIN - VOUT when VOUT is 98% of nominal.
2. For VOUT < 2.3V, VDO = 2.5V - VOUT.
4
3223.2006.03.1.5
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