Rainbow-electronics MAX14514 User Manual download pdf (Page 9)

MAX14514

Dual Electroluminescent Lamp Driver

_______________________________________________________________________________________ 9

Functional Diagram

MAX14514

N

LX

V

SENSE

SWITCH

OSCILLATOR

DMOS

DRIVER

HIGH ESD

PROTECTION

H-BRIDGE

CS

V

2

HIGH ESD

PROTECTION

EL

OSCILLATOR

REF

V

1

HIGH ESD

PROTECTION

COM

NO-OPERATION

SIGNAL

SW

V

DD

GND

EL

V-I

CONVERTER

LOW PEAK

DETECTOR

SLEW

LOW-POWER

SHUTDOWN

THERMAL

SHUTDOWN

UVLO

EL

PWM

CONVERTER

CAP

DIM1

DIM2

LOW-POWER

SHUTDOWN

1 2 3 4 5 6 7 8 9 10 11 12 13 14

MAX14514 1

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