MP20041-DUAL, ULTRA LOW NOISE, HIGH PSRR, 300mA LINEAR REGULATOR

MP20041 Rev. 1.2

www.MonolithicPower.com

6

7/15/2019

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© 2019 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

VIN=3.5V, VOUT1=1.8V, VOUT2=2.5V, IOUT1=IOUT2=0mA, CIN=COUT1=COUT2=1μF, EN1=EN2=VIN, Typical

Value at TA = 25C for Both Channel Enabled.

0

10

20

30

40

50

60

70

80

10

102

103 104

105 106

102

103

104

105

106

0

20

40

60

80

100

120

FREQUENCY(Hz)

FREQUENCY(Hz)

0

30

60

90

120

150

180

2.5

3

3.5

4

4.5

5

5.5

6

ILOAD=50mA

ILOAD=100mA

ILOAD=10mA

VEN

2V/div

VOUT

1V/div

EN Start Up Waveform

VIN=3.5V, IOUT1=IOUT2=50mA

10us/div

Power Supply Rejection

Ratio vs. Frequency

Channel-to-Channel

Isolation vs. Frequency

Quiescent Current vs.

Supply Voltage

VIN(V)

VOUT2

VOUT1

-0.25

-0.20

-0.15

-0.10

-0.05

0

0.05

0.10

0.15

0.20

0.25

-50 -30 -10 10 30 50 70 90

-0.25

-0.20

-0.15

-0.10

-0.05

0

0.05

0.10

0.15

0.20

0.25

-50 -30 -10 10 30 50 70 90

Out1 Voltage Accuracy vs.

Temperature

Out2 Voltage Accuracy vs.

Temperature

IO=300mA

IO=0mA

IO=300mA

IO=0mA

Dropout Voltage vs.

Temperature

Quiescent Current vs.

Temperature

0

20

40

60

80

100

120

140

160

180

200

-50 -30 -10 10 30 50 70 90

0

50

100

150

200

250

300

-50 -30 -10 10 30 50 70 90

VOUT2 dropout

VOUT1 dropout

Out Voltage Accuracy vs.

Output Current

OUTPUT CURRENT(mA)