MPQ2167 – 6V, 4A, FREQUENCY PROGRAMMABLE, BUCK CONVERTER, AEC-Q100 QUALIFIED

MPQ2167 Rev. 1.0

www.MonolithicPower.com

13

3/21/2019

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TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 5V, VOUT = 1.8V, L = 1µH, COUT= 44µF, FSW=2.2MHz, TA = +25°C, unless otherwise noted.

Shutdown through EN

IOUT=0A, AAM

Shutdown through EN

IOUT=0A, CCM

CH3: VEN

2V/div.

CH2: VOUT

1V/div.

CH4: IL

100mA/div.

CH1: VSW

2V/div.

CH3: VEN

2V/div.

CH2: VOUT

1V/div.

CH4: IL

500mA/div.

CH1: VSW

5V/div.

10ms/div.

10ms/div.

Shutdown through EN

IOUT=4A

SCP Entry

IOUT=0A, AAM

CH3: VEN

2V/div.

CH2: VOUT

1V/div.

CH4: IL

2A/div.

CH1: VSW

5V/div.

CH3: VPG

2V/div.

CH2: VOUT

1V/div.

CH4: IL

5A/div.

CH1: VSW

5V/div.

40μs/div.

20μs/div.

SCP Entry

IOUT=0A, CCM

SCP Entry

IOUT=4A

CH3: VPG

2V/div.

CH2: VOUT

1V/div.

CH4: IL

5A/div.

CH1: VSW

5V/div.

CH3: VPG

2V/div.

CH2: VOUT

1V/div.

CH4: IL

5A/div.

CH1: VSW

5V/div.

20μs/div.

20μs/div.