500mA Output Current Low Noise Dual Mode Step-Up Charge Pumps
Description
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FEATURES
■ Selectable Dual Mode Operation: 1:1.5 or 1:2 ■ High Output Current: Up to 500mA ■ Low Noise Constant Frequency (1MHz/0.9MHz)
Operation* ■ VIN Range: 2.7V to 5.5V ■ Adjustable Output Voltage (LTC3203/LTC3203B) ■ User Selectable Fixed Output Voltages: 4.5V or 5V
(LTC3203-1 and LTC3203B-1) ■ Burst Mode® Operation with
IQ ~ 120µA (LTC3203/LTC3203...