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FAN5601 - Regulated Step-Down Charge Pump DC/DC Converter

General Description

The FAN5601 is an advanced third generation switched capacitor step down DC/DC converter utilizing Fairchild’s proprietary ScalarPump™ technology.

Key Features

  • > 85% Peak Efficiency.
  • Low EMI.
  • Low Ripple.
  • Output Voltage 1.3V/1.8V Input Voltage Range: 2.2V to 5.5V Output Current: Up to 250mA ±2.5% Output Voltage Accuracy 30µA Operating Current.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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FAN5601 Regulated Step-Down Charge Pump DC/DC Converter July 2005 FAN5601 Regulated Step-Down Charge Pump DC/DC Converter Features ■ > 85% Peak Efficiency ■ Low EMI ■ Low Ripple ■ ■ ■ ■ ■ Output Voltage 1.3V/1.8V Input Voltage Range: 2.2V to 5.5V Output Current: Up to 250mA ±2.5% Output Voltage Accuracy 30µA Operating Current Description The FAN5601 is an advanced third generation switched capacitor step down DC/DC converter utilizing Fairchild’s proprietary ScalarPump™ technology. This innovative architecture utilizes scalar switch re-configuration and fractional switching techniques to produce low output ripple, low ESR spikes and improve efficiency over a wide load range. The FAN5601 produces a fixed regulated output from 2.2V to 5V input voltage.