MP20142 –DUAL-CHANNEL, 200mA LDO WITH PROGRAMMABLE OUTPUT VOLTAGE

MP20142 Rev.0.9

www.MonolithicPower.com

4

7/12/2010

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ELECTRICAL CHARACTERISTICS

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 =

()

IN(MAX )

IN(MIN)

OUT V

OUT V

IN(MIN)

OUT(NOM)

IN MAX

VV

100(% / V)

VV

V

⎡⎤

⎡

⎤

⎣⎦

⎣

⎦

−

×

⎡⎤

−×

⎣⎦

7) Load Regulation =

()

OUT (MAX )

OUT(MIN)

OUTI

OUTI

OUT NOM

VV

100(%)

V

⎡⎤

⎡

⎤

⎣⎦

⎣

⎦

−

×

Parameter

Symbol

Condition

Min

Typ

Max

Units

Output Voltage Accuracy

-2.5

2.5

%

Maximum Output Current

Continuous

200

mA

Current Limit

Short circuit current limit

660

mA

No Load (Single Channel)

90

µA

Quiescent Current

No Load (Dual Channel)

150

µA

Shutdown Supply Current

EN1 = EN2 = GND

0.01

1

µA

Dropout Voltage

(5)

60

120

mV

Line Regulation

(6)

-

0.1

%/V

1.2

%

Load Regulation

(7)

1.8

%

EN Logic High

1.6

V

EN Logic Low

0.4

V

EN Input Bias Current

100

nA

Thermal Shutdown Temperature

140

°C

Thermal Shutdown Hysteresis

10

°C

Output Voltage Noise

10Hz to 30kHz,

7

200mA (Single Channel

loaded)

75

dB

Output Voltage AC PSRR

200mA (Single Channel

loaded)

75

dB

Output

Voltage

Discharge

Resistance in Shutdown

20

100

Ω

High

state

bias current

5

Low state bias

current

-8

µA

P1/P2

Termination

bias

for

setting High, Low, Open States

to 5.5V

Open state

0.7

V