MP3383

– 4-STRING, MAX 80V VOUT, STEP-UP WLED CONTROLLER

MP3383 Rev. 1.0

MonolithicPower.com

7

5/2/2022

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ELECTRICAL CHARACTERISTICS (continued)

VIN = 15V, VEN = 5V, TA = 25°C, unless otherwise noted.

Parameters

Symbol

Condition

Min

Typ

Max

Unit

Protections

Over-voltage protection (OVP)

threshold

VOVP_OV

1.85

2

2.15

V

OVP UVLO threshold

VOVP_UVLO

Step-up converter fails

50

mV

LEDx UVLO threshold

VLEDx_UVLO

100

mV

LEDx over-voltage (OV)

threshold

VLEDx_OV

14

18

22

V

Thermal protection threshold (7)

TST

Rising edge

150

°C

Thermal protection hysteresis (7)

25

°C

Note:

6)

Matching is defined as the difference between the maximum and minimum current divided by 2 times the average current.

7)

Not tested in production. Guaranteed by characterization.