MP8902 datasheet(3/9 Pages) MPS

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MP8902

– LOW DROPOUT, 250mA LINEAR REGULATOR

MP8902 Rev. 1.0

www.MonolithicPower.com

9/4/2017

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

ELECTRICAL CHARACTERISTICS

VIN = 5V, TA = +25C, unless otherwise noted.

Parameter

Symbol Condition

Min

Typ

(5)

Max

Units

Operating Voltage

IOUT = 1mA

2.7

6.5

Output Voltage Accuracy

IOUT = 1mA, VOUT = 1.25V to 5V

2.0

±1.0

2.0

Ground Pin Current

IOUT = 1mA–250mA

125

155

μA

Shutdown Current

VEN = 0V, VIN = 5V

0.1

μA

FB Regulation Voltage

1.197

1.222

1.246

–40

C  T

A  +85C

1.194

1.222

1.249

Dropout Voltage

(6)

IOUT = 250mA

VOUT = 3V

230

VOUT = 4V

190

Line Regulation

IOUT

1mA,

VIN = (VOUT + 0.5V) to 6.5V

(7)

0.005

0.08

%/V

Load Regulation

IOUT

1mA

250mA,

VIN = VOUT + 0.5V

(7)

0.001

0.02

%/mA

PSRR

VIN > VOUT +0.5V, COUT = 2.2μF,

VIN(AC) = 100mV, f = 1kHz

VIN > VOUT + 0.5V, COUT = 2.2μF,

VIN(AC) = 100mV, f = 1MHz

Output Voltage Noise

f = 1kHz, CFB > 0.1μF, IOUT = 1mA

300

nV/√Hz

EN Input High Voltage

1.5

EN Input Low Voltage

0.4

EN Input Bias Current

VEN = 0V, 5V

0.01

μA

Thermal Protection

155

C

Thermal Protection Hysteresis

C

Notes:

5) Parameter is guaranteed by design, not production tested.

6) Dropout Voltage is defined as the input to output differential when the output voltage drops 1% below its normal value.

7) VIN = 2.7V for VOUT = 1.25V to 2.2V

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