MP2192

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

MP2192 Rev. 1.0

MonolithicPower.com

10

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.

Start-Up through EN

IOUT = 0A

Start-Up through EN

IOUT = 2A

CH1: VOUT

1V/div.

CH2: VEN

5V/div.

CH3: VSW

2V/div.

CH4: IL

2A/div.

CH1: VOUT

1V/div.

CH2: VEN

5V/div.

CH3: VSW

2V/div.

CH4: IL

2A/div.

400µs/div.

400µs/div.

Shutdown through EN

IOUT = 0A

Shutdown through EN

IOUT = 2A

CH1: VOUT

1V/div.

CH2: VEN

5V/div.

CH4: VSW

2V/div.

CH3: IL

2A/div.

CH1: VOUT

1V/div.

CH2: VEN

5V/div.

CH4: VSW

2V/div.

CH3: IL

2A/div.

4ms/div.

4ms/div.

Load Transient

IOUT = 0A to 1A, 1A/µs

Load Transient

IOUT = 0.1A to 2A, 1A/µs

CH1:

VOUT/AC

50mV/div.

CH3: VSW

2V/div.

CH4: IOUT

1A/div.

CH1:

VOUT/AC

50mV/div.

CH3: VSW

2V/div.

CH4: IOUT

2A/div.

100µs/div.

100µs/div.