ISP817AXSM

Output Type:	Transistor
Supplier Device Package:	--
Package / Case:	4-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-30°C ~ 100°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):	4µs, 3µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	160% @ 5mA
Current Transfer Ratio (Min):	80% @ 5mA
Voltage - Isolation:	5300Vrms
Number of Channels:	1
Part Status:	Active
Packaging:	Tube

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Introduction

Optoisolators are components used to transmit electrical signals between two isolated circuits. An optoisolator consists of a combination of an LED and a photosensitive element, which can be a photoresistor, photodiode or phototransistor. The ISP817AXSM is a type of optoisolator with a phototransistor output.

ISP817AXSM Application Field and Working Principle

The ISP817AXSM is used in many applications including industrial controls, safety systems, home applications, medical devices, telecommunications and automotive systems. Its ability to isolate signals between two circuits without relying on internal energy make it a versatile and reliable component.The working principle of the ISP817AXSM starts with the LED input side, which is provided a current that is controlled by a microcontroller or other electronic device. The LED then emits a specific amount of light, which is detected by a phototransistor on the output side. Depending on the amount of light the phototransistor will provide a controlled current flow to the output side. The output side then sends a signal to the microcontroller or other electronic device.The ISP817AXSM is highly efficient and reliable due to its wide range of operating supplies (4.5V to 12V) and its low current draw. It also incorporates a wide range of features such as integrated reverse bias voltage protection and thermal shutdown protection.

Conclusion

In conclusion, the ISP817AXSM is an optoisolator with a phototransistor output that is used in many different applications and provides reliable and efficient signal transmission between two isolated circuits. Its features make it a great choice for many different applications.

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