CAT3603 Datasheet
CAT3603 Datasheet (onsemi)
onsemi
The CAT3603 is a charge pump LED driver operating in either 1x (LDO) mode or 1.5x fractional mode regulating current through each of the 3 LED pins. Operation at a constant switching frequency of 1 MH.
* Drives up to 3 LEDs
* Current Setting Resistor
* Compatible with Supply Voltage of 3 V to 5.5 V
* Power Efficiency up to 91%
* Output Current up to 30 mA per LED
* Fractional Pump 1x/1.5x
* Low Noise Input Ripple
* Fixed High Frequency Operation 1 MHz
* “Zero” Current Shutdown Mode
* Soft Start an.
CAT3603 Datasheet (Catalyst Semiconductor)
Catalyst Semiconductor
The CAT3603 is a charge pump LED driver operating in either 1x (LDO) mode or 1.5x fractional mode regulating current through each of the 3 LED pins. Operation at a constant switching frequency of 1MHz.
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* Drives up to 3 LEDs Current setting resistor Compatible with supply voltage of 3V to 5.5V Power efficiency up to 91% Output Current up to 30mA per LED Fractional pump 1x/1.5x Low noise input ripple Fixed High Frequency Operation 1MHz “Zero” Current Shutdown Mode Soft start an.