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Category: AC-DCconverterDescription: PFM（Pulse frequency modulation (PWM) controller - Fairchild Semiconductor # # # offline and isolated DC-DC controller, Fairchild Semiconductor flyback controller, line level control (LLC) controller, and primary side regulation controller significantly save energy to meet the needs of switch mode power supply (SMPS) design. All controllers come with integrated soft start and overvoltage, open feedback, overload, output short circuit, overcurrent, voltage interruption, and undervoltage lockout functions.693610+$6.7380100+$6.4011500+$6.17651000+$6.16532000+$6.12045000+$6.06427500+$6.019310000+$5.9968
