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R2A20113SP Datasheet Critical Conduction Mode Pfc Controller

Manufacturer: Renesas

Overview: R2A20113SP Critical Conduction Mode PFC Control IC REJ03F0279-0200 Rev.2.

This datasheet includes multiple variants, all published together in a single manufacturer document.

General Description

The R2A20113 controls a boost converter to provide a active power factor correction.

The R2A20113 adopts critical conduction mode for power factor correction and realizes high efficiency and a low switching noise by zero current switching.

Because the zero current is detected by using the GND current, the ZCD Auxiliary winding is unnecessary.

Key Features

  • Absolute Maximum Ratings ⎯ Supply voltage Vcc: 24 V ⎯ Operating junction temperature Tjopr:.
  • 40 to +150°C.
  • Electrical characteristics ⎯ UVLO operation start voltage VH: 12 V ± 0.8 V ⎯ UVLO operation shutdown voltage VL: 9.2 V ± 0.7 V ⎯ UVLO hysteresis voltage Hysuvl: 2.8 V ± 0.7 V.
  • Functions ⎯ Boost converter control with critical conduction mode ⎯ Two mode overvoltage protection Mode1: Dynamic OVP corresponding to a voltage rise by load change Mode2: Static O.

R2A20113SP Distributor