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KA1H0380RB Datasheet Fairchild Power Switch(fps)

Manufacturer: Fairchild (now onsemi)

Overview: .fairchildsemi. KA1L0380B/KA1L0380RB/KA1M0380RB/ KA1H0380RB Fairchild Power.

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

General Description

The SPS product family is specially designed for an off-line SMPS with minimal external ponents.

The SPS consist of high voltage power SenseFET and current mode PWM controller IC.

PWM controller

Key Features

  • Precision fixed operating frequency.
  • KA1L0380B/KA1L0380RB (50KHz).
  • KA1M0380RB (67KHz).
  • KA1H0380RB (100KHz).
  • Pulse by pulse over current limiting.
  • Over load protection.
  • Over voltage protection (Min. 23V).
  • Internal thermal shutdown function.
  • Under voltage lockout.
  • Internal high voltage sense FET.
  • Auto restart (KA1L0380RB/KA1M0380RB/KA1H0380RB).

KA1H0380RB Distributor