AAT3220
150mA NanoPower™ LDO Linear Regulator
Electrical Characteristics
VIN = VOUT(NOM) + 1V, IOUT = 1mA, COUT = 1µF, TA = 25°C, unless otherwise noted.
Symbol
Description
Conditions
Min
Typ
Max
Units
VOUT
IOUT
DC Output Voltage Tolerance
Output Current
-2.0
150
2.0
%
mA
mA
µA
VOUT > 1.2V
ISC
Short-Circuit Current
Ground Current
VOUT < 0.4V
350
1.1
0.15
1.0
0.9
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.6
0.5
0.5
230
220
210
200
190
190
190
190
180
180
50
IQ
VIN = 5V, No Load
VIN = 4.0 to 5.5V
2.5
0.4
∆VOUT/VOUT
Line Regulation
%/V
VOUT = 1.8
VOUT = 2.0
VOUT = 2.3
VOUT = 2.4
VOUT = 2.5
1.65
1.60
1.45
1.40
1.35
1.25
1.20
1.20
1.18
1.15
1.00
1.00
275
265
255
240
235
230
228
225
220
220
V
OUT = 2.7
%
∆VOUT/VOUT
Load Regulation
IL = 1 to 100mA
VOUT = 2.8
VOUT = 2.85
VOUT = 2.9
VOUT = 3.0
VOUT = 3.3
VOUT = 3.5
VOUT = 2.3
VOUT = 2.4
VOUT = 2.5
VOUT = 2.7
VOUT = 2.8
mV
VDO
Dropout Voltage1, 2
IOUT = 100mA
VOUT = 2.85
VOUT = 2.9
VOUT = 3.0
VOUT = 3.3
VOUT = 3.5
PSRR
TSD
Power Supply Rejection Ratio
Over-Temperature Shutdown
Threshold
100Hz
dB
°C
140
Over-Temperature Shutdown
Hysteresis
THYS
eN
20
350
80
°C
µV
Output Noise
10Hz through 10kHz
Output Voltage Temperature
Coefficient
TC
ppm/°C
1. VDO is defined as VIN - VOUT when VOUT is 98% of nominal.
2. For VOUT < 2.3V, VDO = 2.5V - VOUT
.
4
3220.2006.01.1.4
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
