PS9817-1-A

Series:	--
Packaging:	Bulk
Part Status:	Obsolete
Number of Channels:	1
Inputs - Side 1/Side 2:	1/0
Voltage - Isolation:	2500Vrms
Common Mode Transient Immunity (Min):	15kV/µs
Input Type:	DC
Output Type:	Open Collector
Current - Output / Channel:	25mA
Data Rate:	10Mbps
Propagation Delay tpLH / tpHL (Max):	75ns, 75ns
Rise / Fall Time (Typ):	20ns, 5ns
Voltage - Forward (Vf) (Typ):	1.65V
Current - DC Forward (If) (Max):	20mA
Voltage - Supply:	4.5 V ~ 5.5 V
Operating Temperature:	-40°C ~ 85°C
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SSOP

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PS9817-1-A is an optoisolator from PSLSI – PHOTONIS. Optoisolators, also called optocouplers, photocouplers or optical isolators, are optoelectronic devices used to isolate electrical circuits. This device is a logic output optoisolator with bidirectional thru-hole package, which combines an infrared LED emitter and a silicon photodetector into a single package. It has a minimum current transfer ratio of 200%.The PS9817-1-A optoisolator features a low LED turn-on current ofmax. 10mA, high temperature resistance, and a low coupling capacitance of< 5pF. This device is suitable for a wide range of applications such as industrial control, energy distribution, consumer electronics, and automotive applications. The LED is usually understood to be a current-driven system. The working principle of the PS9817-1-A optoisolator is based on the principle of photoelectronic effect. The high-efficiency LED is electrically connected to the DC input circuit. The light emitted from the LED is sensed by the photodetector which is then converted into an electrical signal. The electrical signal is then used to produce the output signal. The output signal from the photodetector is then amplified and used to drive the external load.The PS9817-1-A optoisolator is designed to provide electrical isolation between the input and output circuits to protect the circuits against overvoltage, interference, and other harmful effects. The device features low power consumption and its high efficiency LED ensures minimum power dissipation. The PS9817-1-A optoisolator is designed to provide an effective protection against short-circuit, open circuit, and over-load conditions. It can withstand high-voltage conditions and offers unmatched protection against high frequency interference and electrical noise. The PS9817-1-A optoisolator is also designed to provide an output that is compatible with TTL logic levels. The low-power consumption of the device, high degree of safety, and high efficiency make it an ideal choice for industrial, automotive, and consumer electronics applications. The PS9817-1-A optoisolator also offers protection against high-voltage and high current surges. The output of the device is short-circuit protected and it also offers excellent ESD protection, making it suitable for use in industrial applications. It is also capable of providing protection against high energy transients and is suitable for use in environments that contain hazardous or volatile gases. In summary, the PS9817-1-A optoisolator features a low LED turn-on current ofmax. 10mA, high temperature resistance, low coupling capacitance of< 5pF, and low power consumption. It is a logic output optoisolator suitable for wide range of applications such as industrial control, energy distribution, consumer electronics, and automotive applications. The device offers protection against high-voltage, high frequency interference, and electrical noise. Additionally, the output of the device is short-circuit protected and it also offers excellent ESD protection.

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