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Photo Coupler – Photo Transistor 4pin SSOP-AC

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Photo Transistor 4pin SSOP-AC

The EL3H4-G series contains two infrared emitting diode, connected in inverse parallel, optically coupled to a phototransistor encapsulated with green compound.
It is packaged in a 4-pin small outline SMD package

Features

• AC input response
• Current transfer ratio (CTR: Min. 20% at IF =±1mA,VCE =5V)
• High isolation voltage between input and output (Viso=3750 Vrms )
• Compact small outline package
• Pb free and RoHS compliant and Halogen free

Other Applications

• AC line monitor
• Programmable controllers
• Telephone line interface
• Unknown polarity DC sensor