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LTC3252 - Inductorless Step-Down DC/DC Converter

Features

  • s 2.7V to 5.5V Input Voltage Range s No Inductors s Typical Efficiency 50% Higher than LDOs s Spread Spectrum Operation s Low Input and Output Noise s Shutdown Disconnects Load from VIN s Dual Adjustable Independent Outputs (Range: 0.9V to 1.6V) s Output Current: 250mA Each Output s Low Operating Current: IIN = 60µA Typ (35µA with One Output Enabled) s Low Shutdown Current: IIN = 0.01µA Typ s Soft-Start Limits Inrush Current at Turn On s Short Circuit and Over Temperature Protected s Available i.

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Full PDF Text Transcription

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U U FEATURES s 2.7V to 5.5V Input Voltage Range s No Inductors s Typical Efficiency 50% Higher than LDOs s Spread Spectrum Operation s Low Input and Output Noise s Shutdown Disconnects Load from VIN s Dual Adjustable Independent Outputs (Range: 0.9V to 1.6V) s Output Current: 250mA Each Output s Low Operating Current: IIN = 60µA Typ (35µA with One Output Enabled) s Low Shutdown Current: IIN = 0.01µA Typ s Soft-Start Limits Inrush Current at Turn On s Short Circuit and Over Temperature Protected s Available in 4mm × 3mm 12-Pin DFN Package U APPLICATIO S s Handheld Electronic Devices s Cellular Phones s Low Voltage Logic Supplies s DSP Power Supplies s 3.3V to 1.
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