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RP519Z - 0.5A/1A PWM/VFM Step-down DC/DC Converter

Key Features

  • Input Voltage Range (Maximum Rating).
  • 2.3 V to 5.5 V (6.5 V).
  • Output Voltage Range (Fixed Output Voltage Type).
  • 0.6 V to 3.3 V - Settable in 0.1 V Step (Adjustable Output Voltage Type).
  • 0.6 V to 5.5 V.
  • Output Voltage Accuracy (Fixed Output Voltage Type).

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Datasheet Details

Part number RP519Z
Manufacturer Nisshinbo
File Size 1.11 MB
Description 0.5A/1A PWM/VFM Step-down DC/DC Converter
Datasheet download datasheet RP519Z Datasheet

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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RP519Z Series 0.5A/1A PWM/VFM Step-down DC/DC Converter with Synchronous Rectifier NO.EA-419-180711 OUTLINE The RP519Z is a low supply current CMOS-based PWM/VFM step-down DC/DC converter with synchronous rectifier featuring 0.5 A / 1 A output current(1). Internally, a single converter consists of a reference voltage unit, an error amplifier, a switching control circuit, a mode control circuit, a soft-start circuit, an under-voltage lockout (UVLO) circuit, a thermal shutdown circuit, and switching transistors. The RP519Z is employing synchronous rectification for improving the efficiency of rectification by replacing diodes with built-in switching transistors. Using synchronous rectification not only increases circuit performance but also allows a design to reduce parts count.