AMG-LI080

Timer/Dimmer with Gate Driver, Zero Detection & Protection

7. Pin description

VDD

q

Power supply voltage, supply voltage for all internal circuits

q

external block capacitor to be connected between this pin and ground

GND

q

Supply voltage ground, ground reference point for all thresholds

OUT

q

Gate Driver output

TRES

q

Threshold input, to be connected with a cap and source resistance to set the reset time

INZ

q

Zero crossing detection input

q

Set the duty cycle when the voltage goes through zero

IOUT

q

Current source output for soft start

CS

q

Input, connected to a capacitor setting the soft start time

CM1, CM2

q

Input, connection 1 and 2 for a cap, setting the pulse width via internal monoflop

OC1, OC2

q

Current sense input for OCP, connection to external shunt resistors

q

On over current conditions, the output OUT and status OS are both pulled low

OV

q

Over voltage protection input, connected to an external diode with voltage divider

q

On over voltage conditions, the output OUT and status OS are pulled low

OT

q

Over temperature protection input, connected to an external NTC with voltage divider

q

On over temperature conditions, the output OUT and status OS are pulled low

OS

q

Output status indicator

q

On over current, voltage and temperature conditions this output is pulled low

AMG-LI080

Revision: B

8. Nov. 2012

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