MAX8840ELT25+T MAXIM [Maxim Integrated Products], MAX8840ELT25+T Datasheet - Page 3

• Manufacturer Part Number: MAX8840ELT25+T
• Description: Ultra-Low-Noise, High PSRR, Low-Dropout, 150mA Linear Regulators in uDFN
• Manufacturer: MAXIM [Maxim Integrated Products]

ELECTRICAL CHARACTERISTICS (continued)
(V
the MAX8842 is tested with 2.45V output, unless otherwise noted.) (Note 1)
Note 1: Limits are 100% tested at +25°C. Limits over operating temperature range are guaranteed by design.
Note 2: Dropout is defined as V
Note 3: Time needed for V
(V
Output Noise Voltage
(RMS)
Shutdown Exit Delay
SHDN Logic-Low Level
SHDN Logic-High Level
SHDN Input Bias Current
FB Input Bias Current
(MAX8842)
Thermal Shutdown
Thermal-Shutdown
Hysteresis
IN
IN
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0.0
= V
= V
PARAMETER
0
OUT
OUT
OUTPUT VOLTAGE vs. INPUT VOLTAGE
I
OUT
= 0mA
+ 0.5V, T
+ 0.5V, C
1
INPUT VOLTAGE (V)
Ultra-Low-Noise, High PSRR, Low-Dropout,
2
I
MAX8840
OUT
_______________________________________________________________________________________
A
IN
= 150mA
= -40°C to +85°C, unless otherwise noted. C
3
= 1µF, C
OUT
4
SYMBOL
to reach 90% of final value.
IN
OUT
- V
5
OUT
= 1µF, C
6
when V
150mA Linear Regulators in µDFN
f = 100Hz to 100kHz,
I
f = 100Hz to 100kHz,
I
R
V
V
V
6V
V
LOAD
LOAD
LOAD
IN
IN
IN
IN
= 2V to 6V
= 2V to 6V
= 6V, SHDN = 0V or
= 6V, V
BP
OUT
-0.2
-0.4
-0.6
= 10mA
= 80mA
0.6
0.4
0.2
= 10nF, T
= 50Ω (Note 3)
0
0
is 100mV below the value of V
FB
= 1.3V
OUTPUT VOLTAGE ACCURACY
25
A
= +25°C, unless otherwise noted.)
vs. LOAD CURRENT
LOAD CURRENT (mA)
50
CONDITIONS
MAX8840
IN
75
Typical Operating Characteristics
MAX8840
MAX8841/MAX8842
MAX8840
MAX8841/MAX8842
T
T
T
T
= 1µF, C
A
A
A
A
100
= +25°C
= +85°C
= +25°C
= +85°C
125
OUT
OUT
= 1µF, C
150
for V
IN
BP
-0.2
-0.4
-0.6
-0.8
-1.0
= V
1.0
0.8
0.6
0.4
0.2
= 10nF. Typical values are at +25°C;
0
-40
OUT
I OUT = 1mA
MIN
1.5
OUTPUT VOLTAGE ACCURACY
+ 0.5V.
-15
vs. TEMPERATURE
TEMPERATURE (°C)
0.006
TYP
0.01
0.01
230
230
160
11
13
10
MAX8840
10
35
MAX
300
0.4
0.1
60
UNITS
µV
µA
µA
µs
°C
°C
V
V
85
3