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Partname:MAX14514
Description:Dual Electroluminescent Lamp Driver
Manufacturer:Maxim Integrated Products
Datasheet:PDF (215K).
Click here to download *)

The MAX14514 uses a high-voltage full-bridge output stage to convert the high voltage generated by the boost converter to an AC waveform suitable for driving the EL panels. An external resistor controls the slewrate of the rising and falling edges of the AC drive waveform to reduce audible noise output. The high-voltage outputs are ESD protected up to 15kV Human Body Model, 4kV IEC 61000-4-2 Air Gap Discharge, and 4kV IEC 61000-4-2 Contact Discharge. The MAX14514 features dimming/enable controls (DIM1, DIM2) for each output to allow the user to set the peak-to-peak output voltage with a PWM signal, a DC analog voltage, or a resistor connected from DIM_ to GND. The MAX14514 also provides a slow turn-on/off feature that slowly ramps the output voltage applied to the lamp when enabled or disabled. The MAX14514 enters a low-power shutdown mode when the EN and DIM_ inputs are connected to GND. The device also features thermal shutdown if the die temperature exceeds +158C (typ). The MAX14514 is available in a space-saving, 14-pin, 3mm x 3mm TDFN package and is specified over the extended -40C to +85C operating temperature range.

Click here to download MAX14514 Datasheet
Click here to download MAX14514 Datasheet
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