TCET1102

Output Type:	Transistor
Supplier Device Package:	4-DIP
Package / Case:	4-DIP (0.300", 7.62mm)
Mounting Type:	Through Hole
Operating Temperature:	-40°C ~ 100°C
Vce Saturation (Max):	300mV
Current - DC Forward (If) (Max):	60mA
Voltage - Forward (Vf) (Typ):	1.25V
Current - Output / Channel:	50mA
Voltage - Output (Max):	70V
Series:	--
Input Type:	DC
Rise / Fall Time (Typ):	3µs, 4.7µs
Turn On / Turn Off Time (Typ):	6µs, 5µs
Current Transfer Ratio (Max):	125% @ 10mA
Current Transfer Ratio (Min):	63% @ 10mA
Voltage - Isolation:	5000Vrms
Number of Channels:	1
Part Status:	Active
Packaging:	Tube

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Optoisolators - Transistor, Photovoltaic Output

Optoisolators, or optocouplers, are electronic components which maintain electrical isolation between their input and output circuits. This is necessary for the safe operation of electrical and electronic devices, particularly in a large variety of industrial and laboratory applications. One of the simplest and most commonly used optoisolators is the TCET1102 series, designed specifically for sensing and switching functions.The TCET1102 series is an infrared LED with transistor photovoltaic output optoisolator. This type of optoisolator provides isolation between an input circuit and an output circuit, allowing the output circuit to be isolated up to 4000Vdc from the input circuit. This isolation prevents the flow of high voltages or currents from one circuit to another in a device, ensuring safety even when extreme voltages are present.The TCET1102 series consists of an infrared LED and a matched photodetector. When the LED is driven by the input signal, it emits an infrared beam to the photodetector. The photodetector then converts this to a voltage and current sufficient to drive the output transistor to turn on or off as required.The TCET1102 optoisolator is available in a variety of package styles, making it easy to use in any application. It is ideal for low-power switching and sensing applications, as it allows for a low-power input signal to switch or sense high voltages and currents. An example use of the TCET1102 is as a high-voltage switch, which could be used to switch a high-power load.The TCET1102 series optoisolator is a low-cost, reliable solution for providing electrical isolation in a variety of industrial and laboratory applications. Its small size and low power requirements make it an ideal choice for tight spaces or power-constrained systems. Furthermore, its high-voltage isolation ensures that any high-voltage signals remain separated from the input circuit, thus protecting personnel and equipment.In summary, the TCET1102 series optoisolator is an efficient, cost-effective solution for providing electrical isolation in a wide range of industrial and laboratory applications. It is small, low power, and can provide up to 4000Vdc isolation for any input-output combination. The availability of the device in various package styles also makes it easy to use in many applications, making it a popular choice for high-voltage sensing and switching applications.

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