Vishay DC Input Optocoupler Through Hole 4-Pin Surface Mount SFH619A-X007T

Vishay SFH619A-X007T is a DC input optocoupler designed for electrical isolation in electronic circuits. Featuring a gallium arsenide infrared LED coupled with a silicon photodarlington sensor, it delivers reliable switching while maintaining high isolation voltage of up to 5000 V.

This optocoupler supports through-hole mounting and comes in a 4-pin surface mount package type, suitable for various electronic and industrial applications including power management, control systems, and signal isolation.

The device boasts a maximum input forward voltage of 1.5 V and supports forward current ratings of up to 60 mA, enabling efficient operation. It also features fast response times with typical rise and fall times of 6.5μs and 72μs respectively, thus supporting high-speed switching applications.

Operating over a wide temperature range from -55°C to 100°C, the SFH619A-X007T is suitable for harsh environments and demanding industrial settings.

The high current transfer ratio of 1000% ensures effective amplification of input signals, making it a reliable choice for electronic isolation tasks. Compliance with standards such as UL, EN, and DIN further ensures safety and performance quality.

The optocoupler’s compatibility with Toshiba TLP627 and its standard plastic DIP-4 packaging simplify replacement and integration into existing circuits, eliminating the need for reed or mercury relays and providing a compact, durable, and magnetic-field-free alternative.

The device ensures exceptional isolation between control and load circuits. The construction supports long operating life and high switching speeds. It is widely applicable in industrial electronics, power supply circuits, measurement and control systems, and communication devices.

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