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Description:
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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Low-Dropout, 300mA Linear Regulators in SOT23
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
OUT
+ 1V,
SHDN
= IN, T
A
= -40°C to +85°C, unless otherwise noted.) (Note 1)
PARAMETER
SHUTDOWN
Shutdown Supply Current
SHDN
Input Threshold
SHDN
Input Bias Current
OUT Discharge Resistance in
Shutdown
POK (MAX8888 ONLY)
POK Trip Level, Referred to OUT
Set Point
Operating IN Voltage Range for
Valid POK
POK Output Voltage Low
POK Output Leakage Current
THERMAL PROTECTION
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
170
20
°C
°C
V
OL
I
SINK
= 1mA
V
POK
= 5.5V,
SHDN
= IN
V
OUT
falling
(1% typical hysteresis)
90
1.0
92.5
95
5.5
0.1
100
%
V
V
nA
V
IH
V
IL
SHDN
= GND, V
IN
= 5.5V
2.5V
V
IN
5.5V
2.5V
V
IN
5.5V
SHDN
= IN or GND
SHDN
= GND
10
650
1.6
0.6
100
1100
0.1
2
µA
V
nA
Ω
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
MAX8887/MAX8888
Note 1:
All parts are 100% tested at T
A
= +25°C. Limits over the operating temperature range are guaranteed by design.
Note 2:
Typical and maximum dropout voltage for different output voltages are shown in the
Typical Operating Characteristics
curve.
Typical Operating Characteristics
(Typical
Operating Circuit,
T
A
= +25°C, unless otherwise noted.)
OUTPUT VOLTAGE vs. INPUT VOLTAGE
MAX8887/8 toc01
OUTPUT VOLTAGE ACCURACY
vs. LOAD CURRENT
MAX8887/8 toc02
OUTPUT VOLTAGE ACCURACY
vs. TEMPERATURE
0.04
0.03
0.02
% DEVIATION
0.01
0.0
-0.01
-0.02
-0.03
-0.04
-0.05
I
OUT
= 0
V
IN
= V
OUT
+ 500mV
MAX8887/8 toc03
3.5
3.0
OUTPUT VOLTAGE (V)
2.5
2.0
1.5
1.0
0.5
0
2.0
2.5
3.0
3.5
4.0
4.5
5.0
I
OUT
= 0
I
OUT
= 300mA
1.0
0.8
0.6
% DEVIATION (%)
0.4
0.2
0.0
-0.2
-0.4
-0.6
-0.8
-1.0
0.05
5.5
0
50
100
150
200
250
300
-40
-15
10
35
60
85
INPUT VOLTAGE (V)
LOAD CURRENT (mA)
TEMPERATURE (°C)
_______________________________________________________________________________________
3
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