Datasheet

MAX8877/MAX8878
Low-Noise, Low-Dropout, 150mA Linear
Regulators with '2982 Pinout
_______________________________________________________________________________________ 3
2.40
2.45
2.50
2.55
2.60
0 50 100 150
OUTPUT VOLTAGE vs. LOAD CURRENT
(MAX887_EUK25)
MAX8877-01
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
4.8
4.9
5.0
5.1
5.2
0 50 100 150
OUTPUT VOLTAGE vs. LOAD CURRENT
(MAX887_EUK50)
MAX8877-02
LOAD CURRENT (mA)
OUTPUT VOLTAGE (V)
60
65
70
75
80
85
90
95
100
105
110
0 50 100 150
GROUND PIN CURRENT
vs. LOAD CURRENT
MAX8877-03
LOAD CURRENT (mA)
GROUND PIN CURRENT (µA)
MAX887_EUK50
MAX887_EUK25
0
40
20
80
60
100
120
0231 456
GROUND PIN CURRENT vs. INPUT VOLTAGE
(MAX887_EUK25)
MAX8877-04
INPUT VOLTAGE (V)
GROUND PIN CURRENT (µA)
NO LOAD
I
LOAD
= 50mA
0
40
20
80
60
100
120
0231 456
GROUND PIN CURRENT vs. INPUT VOLTAGE
(MAX887_EUK50)
MAX8877-05
INPUT VOLTAGE (V)
GROUND PIN CURRENT (µA)
NO LOAD
I
LOAD
= 50mA
0
2
1
4
3
5
6
0231 456
OUTPUT VOLTAGE vs. INPUT VOLTAGE
MAX8877-06
INPUT VOLTAGE (V)
OUTPUT VOLTAGE (V)
MAX887_EUK25
NO LOAD
MAX887_EUK50
__________________________________________Typical Operating Characteristics
(V
IN
= V
OUT(NOMINAL)
+ 0.5V or 2.5V (whichever is greater), C
IN
= 1µF, C
OUT
= 1µF, C
BP
= 0.01µF, T
A
= +25°C, unless otherwise
noted.)
Note 1: Limits are 100% production tested at T
A
= +25°C. Limits over the operating temperature range are guaranteed through
correlation using Statistical Quality Control (SQC) Methods.
Note 2: The dropout voltage is defined as V
IN
- V
OUT
, when V
OUT
is 100mV below the value of V
OUT
for V
IN
= V
OUT
+ 0.5V. (Only
applicable for V
OUT
= +2.5V to +5V.)
Note 3: Time needed for V
OUT
to reach 95% of final value.
ELECTRICAL CHARACTERISTICS (continued)
(V
IN
= V
OUT(NOMINAL)
+ 0.5V or 2.5V (whichever is greater), T
A
= -40°C to +85°C, unless otherwise noted. Typical values are at T
A
=
+25°C.) (Note 1)
PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNITS
THERMAL PROTECTION
Thermal Shutdown Temperature T
SHDN
155 °C
Thermal Shutdown Hysteresis ∆T
SHDN
15 °C