INTERNAL USE ONLY / DO NOT DISTRIBUTE
MP20043 –DUAL-CHANNEL, 300mA LDO WITH PROGRAMMABLE OUTPUT VOLTAGE
ELECTRICAL CHARACTERISTICS
V
IN
= (V
OUT
+0.4V) or +2.5V, whichever is greater. C
IN
=C
OUT1
=C
OUT2
=1µF, EN1=EN2=V
IN
, Typical
Value at T
A
= 25C for each LDO unless otherwise noted.
Parameter
Output Voltage Accuracy
Maximum Output Current
Current Limit
Quiescent Current
Shutdown Supply Current
Dropout Voltage
Line Regulation
(5)
Symbol
ΔV
OUT
I
MAX
I
LIM
I
G
I
GSD
V
DROP
ΔV
LINE
ΔV
LOAD
V
IH
V
IL
I
SD
T
SD
ΔT
SD
V
NOISE
Condition
I
LOAD
=1mA
Continuous
Short circuit current limit
No Load (Single Channel)
No Load (Dual Channel)
EN1 = EN2 = GND
I
OUT
= 100mA
I
OUT
= 300mA
V
IN
=(V
OUT
+0.4V or 2.5V to
5.5V, I
OUT
=1mA
V
OUT
>1.5V
V
OUT
≤1.5V
V
IN
= 2.5V to 5.5V
V
IN
= 2.5V to 5.5V
EN = GND or V
IN
Min
-2.5
300
Typ
Max
2.5
Units
%
mA
mA
µA
µA
µA
mV
mV
%/V
%
%
V
V
nA
°
C
°
C
μV
RMS
dB
660
90
150
0.01
60
180
-
1
120
280
0.1
1.2
1.8
(6)
Load Regulation
(7)
EN Logic High
EN Logic Low
EN Input Bias Current
Thermal Shutdown Temperature
Thermal Shutdown Hysteresis
Output Voltage Noise
1.6
0.4
100
140
10
Output Voltage AC PSRR
10Hz to 30kHz,
C
OUT
=1µF, I
LOAD
=1mA
100Hz, C
OUT
= 1μF,I
LOAD
=
300mA (Single Channel
loaded)
1kHz , C
OUT
= 1μF,I
LOAD
=
300mA (Single Channel
loaded)
V
IN
=5V, EN1=EN2=GND
High
state
bias current
Low state bias
current
Open state
20
7
75
75
100
5
dB
Ω
Output
Voltage
Discharge
Resistance in Shutdown
P1/P2 Termination bias for
setting High, Low, Open States
V
IN
=2.5V
to 5.5V
µA
−8
0.7
V
Notes:
5) Dropout Voltage is defined as the input to output differential when the output voltage drops 100mV below its nominal value.
6) Line Regulation =
V
OUT
V
IN(MAX )
V
OUT
V
IN(MIN)
V
V
IN(MIN)
V
OUT(NOM)
IN
MAX
7) Load Regulation =
100(% / V)
V
OUT
I
OUT(MAX )
V
OUT
I
OUT(MIN)
V
OUT
NOM
100(%)
MP20043 Rev.1.1
4/21/2017
www.MonolithicPower.com
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4
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