A6259H Datasheet - Allegro MicroSystems

A6259H STR-A6259H

Source/OCP terminal FM/Soft start terminal Ground terminal FB/CC/OLP terminal Functions MOSFET Source/Overcurrent protection Capacitor connection terminal for frequency jitter and soft start. Ground Input of constant voltage control signal / constant current operation control signal / over load pro.

Sanken Power Devices www.DataSheet4U.com from Allegro MicroSystems STR-A6259H Universal-Input 13 W 100 kHz Flyback Switching Regulators S Re w it gu chi lat ng ors Soft start and low start-up current; start-up circuit disabled in operation Auto-burst stand-by (intermittent operation) input power <0.1 W at no load Built-in constant-voltage/constant current (CV/CC) Multiple protections: Pulse-by-pulse overcurrent protection (OCP) Overload protection (OLP) with auto restart

A6259H Features

* provide high reliability of system design. 100 kHz PWM with ±5% frequency jittering for EMI noise Cycle-by-cycle current limiting, undervoltage lockout with filtering cost reduction hysteresis, overvoltage protection, and thermal shutdown protect the power supply during the normal overload and fault

A6259H_AllegroMicroSystems.pdf