MP86905

– INTELLI-PHASE SOLUTION W/ INTEGRATED MOSFETS AND DRIVERS

MP86905 Rev. 1.1

www.MonolithicPower.com

7

8/31/2020

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

© 2020 MPS. All Rights Reserved.

TYPICAL PERFORMANCE CHARACTERISTICS

VIN = 12V, VDD = VDRV = 3.3V, TA = 25˚C, unless otherwise noted.

VDD UVLO

2.5

2.6

2.7

2.8

2.9

3.0

-50

0

50

100

150

TEMPERATURE (oC)

VDD Rising

VDD Falling

VDRV UVLO

2.0

2.2

2.4

2.6

2.8

3.0

-50

0

50

100

150

TEMPERATURE (oC)

VDRV Rising

VDRV Falling

SYNC HI

1.0

1.2

1.4

1.6

1.8

2.0

-50

0

50

100

150

TEMPERATURE (oC)

SYNC Rising

SYNC Falling

PWM HI

1.5

1.7

1.9

2.1

2.3

2.5

-50

0

50

100

150

TEMPERATURE (oC)

PWM Rising

PWM Falling

EN HI

0.5

0.7

0.9

1.1

1.3

1.5

-50

0

50

100

150

TEMPERATURE (oC)

EN Rising

EN Falling

DEVICE EFFICIENCY & LOSS

VIN=12V; L=220nH; FSW=500KHz

0

1

2

3

4

5

6

7

8

9

10

80%

81%

82%

83%

84%

85%

86%

87%

88%

89%

90%

91%

92%

93%

94%

95%

96%

97%

98%

99%

100%

0

5

10

15

20

25

30

35

40

OUTPUT CURRENT (A)

VOUT=1.8V

VOUT=1.2V

PWM LO

0.5

0.7

0.9

1.1

1.3

1.5

-50

0

50

100

150

TEMPERATURE (oC)

PWM Rising

PWM Falling