EL3010S(TB)

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Optoisolators are widely used in a variety of applications to provide galvanic isolation between two circuits. One of the most popular applications for optoisolators is controlling ac circuits, which requires either triac or SCR output devices. The EL3010S(TB) is an optoisolator that offers both triac and SCR output, making it ideal for applications requiring either output type. This article provides an overview of the EL3010S(TB) optoisolator and explains its working principle.

The EL3010S(TB) is a dual-channel digital optoisolator designed to provide electrical isolation between two circuits. It is housed in a 3-pin SIP (Single In-line Package) with an isolation voltage rating of 5300 Vrms and offers an integrated slot protection feature. The optoisolator includes an LED (Light Emitting Diode) input, a Triac or SCR Output, and an Isolation Barrier. The LED input is provided for connecting a current-sourcing light source such as an opto-coupler. The Triac or SCR Output provides an optically isolated output for controlling a load.

The EL3010S(TB) features a wide operating temperature range from -55°C to +105°C, making it suitable for a wide variety of applications. It is also designed to minimize power consumption by automatically entering a sleep mode when the input LED current is interrupted. Additionally, the optoisolator is compliant with UL1577 standards and IEC/EN61158 standards for safety.

The EL3010S(TB) optoisolator provides galvanic isolation between the input LED and the output load. When the LED is activated, current is passed through the optoisolator diode, illuminating the internal LED. The internal LED in turn activates the SCR or Triac, which is connected to the load. The optoisolator provides a physical barrier between the input and output, thus preventing the current from passing directly across the two circuits. This allows the device to provide electrical isolation while still allowing the control current to pass through.

The EL3010S(TB) is ideal for applications that require an electrical isolation to control a load. It is designed to provide both Triac and SCR outputs, making it suitable for a wide range of applications. Additionally, the optoisolator features an integrated slot protection feature to protect against overvoltage or short circuit conditions. Additionally, it has a wide operating temperature range, making it suitable for use in a variety of environments. The EL3010S(TB) is UL1577 compliant, making it suitable for use in safety-sensitive applications.

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