OFF-LINE SWITCH MODE TRANSFORMERS

GENERAL APPLICATION INFORMATION Premier Magnetics Off-Line Switch Mode Transformers have been designed for use with Power Integrations, Inc. TOPXXX series of off-line PWM switching regulators in the Flyback Buck-Boost circuit configuration. This conversion topology can provide isolated multiple o

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PMI

Economy Primary Side Controller

FEATURES ? User Programmable Soft Start With Active Low Shutdown ? User Programmable Maximum Duty Cycle ? Accessible 5V Reference ? Undervoltage Lockout ? Operation to 1MHz ? 0.4A Source/0.8A Sink FET Driver ? Low 100μA Startup Current DESCRIPTION The UCC3809 family of BCDMOS economy

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TI

德州儀器

High Precision Voltage Console

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UPI

力智電子

MOS FIELD EFFECT TRANSISTOR

DESCRIPTION The μPA1809 is a switching device which can be driven directly by a 4.0 V power source. This device features a low on-state resistance and excellent switching characteristics, and is suitable for applications such as DC/DC Converters and power management of notebook computers and

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RENESAS

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