4N38S1(TA)-V

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Number of Channels:	1
Voltage - Isolation:	5000Vrms
Current Transfer Ratio (Min):	20% @ 10mA
Current Transfer Ratio (Max):	--
Turn On / Turn Off Time (Typ):	10µs, 9µs
Rise / Fall Time (Typ):	--
Input Type:	DC
Output Type:	Transistor with Base
Voltage - Output (Max):	80V
Current - Output / Channel:	--
Voltage - Forward (Vf) (Typ):	1.2V
Current - DC Forward (If) (Max):	60mA
Vce Saturation (Max):	1V
Operating Temperature:	-55°C ~ 110°C
Mounting Type:	Surface Mount
Package / Case:	6-SMD, Gull Wing
Supplier Device Package:	6-SMD

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Optoisolators - Transistor, Photovoltaic Output

Optoisolators, also referred to as opto-couplers, are electronic devices that provide electrical isolation between two circuits. They are used in a variety of applications, ranging from consumer electronics to industrial automation. The 4N38S1(TA)-V optoisolator is an AC-input, photovoltaic output transistor optoisolator designed specifically for in-circuit testing and programming of microcontroller applications. In this article we will discuss the application field and working principle of this device.

Application Field

The 4N38S1(TA)-V optoisolator is designed for in-circuit testing and programming of microcontroller applications. This device provides electrical isolation between a circuit connected to the optoisolator’s base, and the microcontroller to which the optoisolator’s emitter is connected. This isolation prevents electrical signals from being transmitted between the test circuit and the microcontroller, protecting both.The 4N38S1(TA)-V optoisolator is also well-suited for other applications such as line receiver circuits, low-voltage motor control, and automotive equipment such as anti-lock brake systems. This device is particularly appealing for automotive applications due to its small size – it is only 6.2mm x 6.2mm – and its low voltage rating of 5V, making it suitable for low-voltage, automotive systems.

Working Principle

The 4N38S1(TA)-V optoisolator is a transistor optoisolator with a photovoltaic output. It consists of an infrared-emitting LED and a photosensitive transistor, both of which are contained in a sot-23 package. The infrared-emitting LED is connected to the base of the photosensitive transistor, and the collector of the transistor is connected to the optoisolator’s emitter. When input voltage is applied to the LED, the LED emits infrared light, which is detected by the transistor, causing it to turn on.When current is applied to the base of the optoisolator’s transistor, the transistor turns on and a current is generated in the optoisolator’s emitter, which is connected to the microcontroller. This current can be used by the microcontroller to detect the presence of an input signal and to take any necessary action.

Conclusion

The 4N38S1(TA)-V optoisolator is a versatile device with a wide variety of applications. It is well-suited for in-circuit testing and programming of microcontroller applications, as well as for low-voltage motor control and automotive equipment. Due to its small size and low voltage rating, it is also suitable for a variety of automotive applications. The 4N38S1(TA)-V optoisolator is a transistor optoisolator that uses an infrared-emitting LED and a photosensitive transistor to detect input voltage and generate a current in the optoisolator’s emitter.

The specific data is subject to PDF, and the above content is for reference

Part Number	Manufacturer	Price	Quantity	Description