MP4700 – HIGH-BRIGHTNESS BCM, LOW SIDE BUCK WLED DRIVE WLED DRIVER

MP4700 Rev. 1.0

www.MonolithicPower.com

5

10/29/2012

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© 2012 MPS. All Rights Reserved.

TYPICAL CHARACTERISTICS

CS Pin Current vs.

Temperature

Input Bus Voltage

UVLO Threshold vs.

Temperature

VCC UVLO vs.

Temperature

VCC Voltage vs.

Temperature

Input Bus Voltage

UVLO Hysteresis vs.

Temperature

PWM Low High Threshold

vs. Temperature

CS Reference Volatage vs.

Temperature

PWM Input High Threshold

vs. Temperature

PWM Pull Up Current vs.

Temperature

8.000

9.000

10.000

11.000

12.000

-50 -30 -10 10 30 50 70 90 110 130

-0.500

-0.400

-0.300

-0.200

-0.100

0.000

-50 -30 -10 10 30 50 70 90 110 130

1.100

1.150

1.200

1.250

1.300

-50 -30 -10 10 30 50 70 90 110 130

0.050

0.060

0.070

0.080

0.090

0.100

0.110

-50 -30 -10 10 30 50 70 90 110 130

7.200

7.250

7.300

7.350

7.400

7.450

-50 -30 -10 10 30 50 70 90110 130

8.100

8.150

8.200

8.250

8.300

8.350

8.400

8.450

8.500

8.550

-50 -30 -10 10 30 50 70 90110 130

1.200

1.250

1.300

1.350

1.400

1.450

1.500

-50 -30 -10 10 30 50 70 90110 130

0.700

0.720

0.740

0.760

0.780

0.800

-50 -30 -10 10 30 50 70 90110 130

299.000

299.500

300.000

300.500

301.000

301.500

302.000

302.500

303.000

303.500

-50 -30 -10 10 30 50 70 90110130