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TOP104YN Datasheet Three-terminal Off-line PWM Switch

Manufacturer: Power Integrations

Download the TOP104YN datasheet PDF. This datasheet also includes the TOP100YN variant, as both parts are published together in a single manufacturer document.

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Note: The manufacturer provides a single datasheet file (TOP100YN-PowerIntegrations.pdf) that lists specifications for multiple related part numbers.

General Description

DRAIN Pin: Output MOSFET drain connection.

Provides internal bias current during start-up operation via an internal switched highvoltage current source.

Internal current sense point.

Overview

TOP100-4 TOPSwitch Three-terminal Off-line PWM Switch AC IN DRAIN SOURCE CONTROL TOPSwitch TOPSwitch SELECTION GUIDE ORDER PART NUMBER OUTPUT POWER RANGE FLYBACK PFC/ BOOST 100/110 V VAC 48 V DC 100/110 VAC N* N* N* N* N* July 2009 TOP100-4 CONTROL VC 0 ZC SHUNT REGULATOR/ ERROR AMPLIFIER + 5.7 V 5.7 V 4.7 V SHUTDOWN/ 1 AUTO-RESTART + - POWER-UP RESET EXTERNALLY TRIGGERED SHUTDOWN IFB THERMAL SHUTDOWN INTERNAL SUPPLY ÷8 RQ SQ OSCILLATOR DMAX CLOCK SAW + PWM COMPARATOR SQ RQ RE Figure 2.

Functional Block Diagram.