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MAX8887EZKXYT Low-Dropout, 300mA Linear Regulators in SOT23
Prototype PCB
Part No.:   MAX8887EZKXYT
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Description:   Low-Dropout, 300mA Linear Regulators in SOT23
File Size :   254 K    
Page : 9 Pages
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Maker   MAXIM [ MAXIM INTEGRATED PRODUCTS ]http://www.maxim-ic.com
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  MAX8887EZKXYT Datasheet PDF page 1 MAX8887EZKXYT Datasheet PDF page 2 MAX8887EZKXYT Datasheet PDF page 3 MAX8887EZKXYT Datasheet PDF page 5 MAX8887EZKXYT Datasheet PDF page 6 MAX8887EZKXYT Datasheet PDF page 7 MAX8887EZKXYT Datasheet PDF page 8 MAX8887EZKXYT Datasheet PDF page 9  
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Low-Dropout, 300mA Linear Regulators in SOT23
MAX8887/MAX8888
Typical Operating Characteristics (continued)
(Typical
Operating Circuit,
T
A
= +25°C, unless otherwise noted.)
DROPOUT VOLTAGE vs. LOAD CURRENT
MAX8887/8 toc04
DROPOUT VOLTAGE vs. OUTPUT VOLTAGE
MAX8887/8 toc05
GROUND-PIN CURRENT vs. INPUT VOLTAGE
MAX8887/8 toc06
160
140
120
V
DROPOUT
(mV)
300
I
OUT
= 200mA
250
MAXIMUM
V
DROPOUT
(mV)
200
150
TYPICAL
100
150
125
100
I
LOAD
= 300mA
75
50
25
0
I
LOAD
= 0
T
A
= +85°C
100
80
60
40
20
0
0
50
100
150
200
250
300
LOAD CURRENT (mA)
T
A
= -40°C
50
0
2.5
2.7
2.9
V
OUT
(V)
3.1
3.3
GROUND-PIN CURRENT (μA)
T
A
= +25°C
0
1.0
2.0
3.0
4.0
5.0
INPUT VOLTAGE (V)
GROUND-PIN CURRENT vs. LOAD CURRENT
MAX8887/8 toc07
GROUND-PIN CURRENT vs. TEMPERATURE
MAX8887/8 toc08
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
MAX8887/8 toc09
100
V
IN
= 5.5V
GROUND-PIN CURRENT (μA)
70
68
GROUND-PIN CURRENT (μA)
66
64
I
OUT
= 0
V
IN
= V
OUT
+ 500mV
70
60
50
PSRR (dB)
40
30
20
10
0
V
OUT
= 3.30V
I
LOAD
= 30mA
0.01
0.1
1
10
C
OUT
= 2.2μF
C
BP
= 0.01μF
80
V
IN
= 3.8V
60
62
60
58
56
54
52
40
20
0
0
50
100
150
200
250
300
LOAD CURRENT (mA)
50
-40
-15
10
35
60
85
TEMPERATURE (°C)
MAX8887 ONLY
100
1000
FREQUENCY (kHz)
MAX8887
OUTPUT NOISE DC TO 1MHz
MAX8887/8 toc10
LOAD-TRANSIENT RESPONSE
MAX8887/8 toc11
300mA
I
OUT
V
OUT
50μV/div
V
OUT
50mV/div
AC-COUPLED
10mA
V
OUT
= 1.8V, V
IN
= 3.8V, I
LOAD
= 15mA
40ms/div
10μs/div
V
OUT
= 3.3V
V
IN
= 3.8V
4
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