Datasheet

10
0.01
0.1 1 10 100 1000
OUTPUT NOISE SPECTRAL DENSITY
vs. FREQUENCY
MAX8867/8-13
FREQUENCY (kHz)
OUTPUT NOISE SPECTRAL DENSITY (µV/√Hz)
0.1
1
C
OUT
= 1µF
C
BP
= 0.01µF
I
LOAD
= 10mA
C
OUT
= 10µF
80
0
0.001 0.01 0.1
OUTPUT NOISE vs. BP CAPACITANCE
20
10
MAX8867/8-14
BP CAPACITANCE (µF)
OUTPUT NOISE (µV
RMS
)
30
50
60
40
70
MAX886 E_K50
C
OUT
= 10µF
I
LOAD
= 10mA
f = 10Hz TO 100kHz
MAX886 E_K30
MAX886 E_K25
60
0
1 10 100
OUTPUT NOISE vs. LOAD CURRENT
20
10
40
30
50
MAX8867/8-15
LOAD CURRENT (mA)
OUTPUT NOISE (µV
RMS
)
MAX886 E_K50
C
OUT
= 10µF
C
BP
= 0.01µF
f = 10Hz TO 100kHz
MAX886 E_K30
MAX886 E_K25
MAX8867/MAX8868
Low-Noise, Low-Dropout,
150mA Linear Regulators in SOT23
4 _______________________________________________________________________________________
____________________________Typical Operating Characteristics (continued)
(V
IN
= V
OUT(NOMINAL)
+ 0.5V, C
IN
= 1µF, C
OUT
= 1µF, C
BP
= 0.01µF, T
A
= +25°C, unless otherwise noted.)
2.40
2.50
2.45
2.55
2.60
-40 0-20 20 8040 60 100
MAX886 E_K25
OUTPUT VOLTAGE vs. TEMPERATURE
MAX8867/8-07
TEMPERATURE (°C)
OUTPUT VOLTAGE (V)
I
LOAD
= 50mA
0
100
50
200
150
250
04020 60 80 140100 120 160
MAX886 E_K25
DROPOUT VOLTAGE vs. LOAD CURRENT
MAX8867/8-10
LOAD CURRENT (mA)
DROPOUT VOLTAGE (mV)
T
A
= +85°C
T
A
= -40°C
T
A
= +25°C
4.80
5.00
4.90
5.10
5.20
-40 0-20 20 8040 60 100
MAX886 E_K50
OUTPUT VOLTAGE vs. TEMPERATURE
MAX8867/8-08
TEMPERATURE (°C)
OUTPUT VOLTAGE (V)
I
LOAD
= 50mA
0
100
80
40
20
60
160
140
120
200
180
-40 0-20 20 8040 60 100
GROUND PIN CURRENT vs. TEMPERATURE
MAX8867/8-09
TEMPERATURE (°C)
GROUND PIN CURRENT (µA)
MAX886 E_K50
I
LOAD
= 50mA
MAX886 E_K25
0
100
50
150
200
04020 60 80 140100 120 160
MAX886 E_K50
DROPOUT VOLTAGE vs. LOAD CURRENT
MAX8867/8-11
LOAD CURRENT (mA)
DROPOUT VOLTAGE (mV)
T
A
= +85°C
T
A
= -40°C
T
A
= +25°C
70
0
0.01 0.1 1 10010 1000
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
10
20
MAX8867/8-12
FREQUENCY (kHz)
PSRR (dB)
30
50
40
60
C
OUT
= 1µF
I
LOAD
= 50mA
C
BP
= 0.1µF
C
OUT
= 10µF