MP23701 – 24V, 2A, 1.5MHZ, SYNCHRONOUS, STEP-DOWN, LED DRIVER

MP23701 Rev. 1.0

www.MonolithicPower.com

7

3/22/2019

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

© 2019 MPS. All Rights Reserved.

TYPICAL PERFORMACE CHARACTERISTICS

Performance waveforms are tested on the evaluation board.

VIN = 12V, 2 WLEDs in series, VOUT = 5.9V, ILED = 1.5A, L = 4.7μH, TA = 25°C, unless otherwise

noted.

VDIM ANALOG LEVEL (V)

VOUT (V)

VOUT (V)

Line Regulation

2 WLEDs in series

Analog Dimming Curve

NTC Curve

VIN (V)

VNTC LEVEL (V)

VIN (V)

Efficiency vs. VIN

2 WLEDs in series

84

86

88

90

92

94

96

98

100

6 8 10 12 14 16 18 20 22 24 26

76

79

82

85

88

91

94

97

100

0123456789 10 11

VIN=12V

VIN=5V

-1.6

-1.2

-0.8

-0.4

0.0

0.4

0.8

1.2

1.6

6 8 10 12 14 16 18 20 22 24 26

-0.8

-0.6

-0.4

-0.2

0.0

0.2

0.4

0.6

0.8

0123456789 10 11

VIN=12V

VIN=5V

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

0.2 0.4 0.6 0.8

1

1.2 1.4 1.6

VDIM Rising

VDIM Falling

0.0

0.2

0.4

0.6

0.8

1.0

1.2

1.4

1.6

0.3

0.5

0.7

0.9

1.1

1.3

1.5