MP2192

– 2A, SYNCHRONOUS STEP-DOWN CONVERTER WITH 25µA IQ

MP2192 Rev. 1.0

MonolithicPower.com

9

5/12/2021

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TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 5V, VOUT = 1.2V, L = 1µH, COUT = 22µF, TA = 25°C, unless otherwise noted.

Steady State

IOUT = 0A

Steady State

IOUT = 2A

CH1:

VOUT/AC

20mV/div.

CH2: VIN

5V/div.

CH3: VSW

5V/div.

CH4: IL

500mA/div.

CH1:

VOUT/AC

10mV/div.

CH2: VIN

5V/div.

CH3: VSW

5V/div.

CH4: IL

2A/div.

40ms/div.

1µs/div.

Start-Up through VIN

IOUT = 0A

Start-Up through VIN

IOUT = 2A

CH1: VOUT

1V/div.

CH2: VIN

5V/div.

CH3: VSW

2V/div.

CH4: IL

1A/div.

CH1: VOUT

1V/div.

CH2: VIN

5V/div.

CH3: VSW

2V/div.

CH4: IL

2A/div.

2ms/div.

2ms/div.

Shutdown through VIN

IOUT = 0A

Shutdown through VIN

IOUT = 2A

CH1: VOUT

1V/div.

CH2: VIN

5V/div.

CH3: VSW

2V/div.

CH4: IL

2A/div.

CH1: VOUT

1V/div.

CH2: VIN

5V/div.

CH3: VSW

2V/div.

CH4: IL

2A/div.

10ms/div.

2ms/div.