MP6401 – 300mA LDO LINEAR REGULATOR WITH INTEGRATED RESET IC
TYPICAL PERFORMANCE CHARACTERISTICS
V
IN
=5V, V
OUT
=3.3V, C
OUT
=3.3µF, T
A
= -40°C to +85°C, Typical values are at T
A
=+25°C, unless
otherwise noted.
Supply Current vs.
Input Votage
ADJ=GND, I
OUT
=300mA
460
100
Supply Current vs.
Input Votage
ADJ=GND, I
OUT
=0
460
Supply Current vs.
Input Votage
V
O
=1.5V, I
OUT
=300mA
430
85
430
400
70
400
370
55
370
340
3.8
4.2
4.6
5
INPUT VOLTAGE (V)
5.4
40
3.8
4.2
4.6
5
5.4
340
2.5
3.5
4.5
5.5
INPUT VOLTAGE (V)
INPUT VOLTAGE (V)
Supply Current vs.
Input Votage
100
V
O
=1.5V, I
OUT
=0
160
140
120
Dropout Voltage vs.
Load Current
70
60
50
PSRR vs. Frequency
I
OUT
=300mA
85
DROPOUT VOLTAGE (mV)
PSRR (dB)
0
50 100 150 200 250 300
LOAD CURRENT (m A)
100
80
60
40
20
0
70
40
30
20
10
0
10
10
2
10
3
10
4
10
5
FREQUENCY (Hz)
10
6
55
40
2.5
3.5
4.5
5.5
INPUT VOLTAGE (V)
Region of Stable Cout ESR
vs. Load Current
3
120
Transient Duration
vs. RESET Threshold
Overdrive
OUTPUT VOLTAGE ACCURACY(%)
0.5
0.3
0.1
-0.1
-0.3
Output Voltage Accuray
vs. Temperature
PLUSE DURATION (us)
2.5
Unstable Region
2
1.5
1
0.5
0
0
50
100 150 200 250 300
LOAD CURRENT (mA)
Stable Region
90
60
30
0
1
RESET ASSERTS ABOVE
THIS LINE
10
100
-0.5
-40
-20
0
20
40
60
80
RESET THRESHOLD OVERDRIVE (mV)
TEMPERATURE (
O
C)
MP6401 Rev. 1.0
9/7/2012
www.MonolithicPower.com
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7
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