EL3H7(E)(TA)-G

Output Type:	Transistor
Supplier Device Package:	4-SSOP
Package / Case:	4-SOIC (0.173", 4.40mm Width)
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 110°C
Vce Saturation (Max):	200mV
Current - DC Forward (If) (Max):	50mA
Voltage - Forward (Vf) (Typ):	1.2V
Current - Output / Channel:	50mA
Voltage - Output (Max):	80V
Series:	--
Input Type:	DC
Rise / Fall Time (Typ):	5µs, 3µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	200% @ 5mA
Current Transfer Ratio (Min):	100% @ 5mA
Voltage - Isolation:	3750Vrms
Number of Channels:	1
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Optoisolators - Transistor, Photovoltaic OutputOptoisolators are a type of device used in electrical and electronic circuits for optically isolating signals. They are specifically designed to provide a high degree of isolation between a source and its target circuitry for the purpose of safety, noise reduction, and reliable signal transmission. One such type is the EL3H7(E)(TA)-G, which is a photocoupler that uses a photovoltaic transistor output. A typical EL3H7(E)(TA)-G optoisolator consists of a gallium arsenide (GaAs) emitting diode (LED) and a photovoltaic transistor. The LED emits light when supplied with a current, and this light is detected by the phototransistor, which is an NPN transistor. The light energy is absorbed by the base region of the transistor, creating a current between the emitter and the collector of the transistor. The magnitude of the current flow is proportional to the intensity of the light. The EL3H7(E)(TA)-G optoisolator can be used in several applications requiring high levels of electrical insulation. It is often used as an interlock between a safety circuit and the main power supply. It can be used to separate a microprocessor from a separate communication link or to separate a motor control system from a relay circuit. It is also commonly used in vending machines and other industrial applications. The EL3H7(E)(TA)-G optoisolator also has several advantages over other optoisolators. It has a higher dielectric strength than other optoisolators, which allows it to provide a clean signal connection with less noise. It also has an increased response time, which makes it suitable for use in fast-changing circuits. The EL3H7(E)(TA)-G optoisolator also offers a very low propagation delay, which prevents interconnection errors.The main working principle of an EL3H7(E)(TA)-G optoisolator is the conversion of an electrical current into a light signal and then back into an electrical signal. When the LED inside the optoisolator receives an electrical current, it emits a light signal. This light signal is then detected by the phototransistor, which converts it back into an electrical signal that can be used as input to a circuit. This makes the optoisolator ideal for providing isolation between a source and its target circuitry.In conclusion, the EL3H7(E)(TA)-G optoisolator is a type of optoisolator that uses a photovoltaic transistor output to provide high levels of electrical isolation between a source and its target circuitry. It is suitable for use in safety circuits, industrial equipment such as vending machines, and fast-changing circuits. Its main working principle is the conversion of electrical current into a light signal and then back into an electrical signal, which is then used as input to a circuit.

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