H11AA4S(TA)

Output Type:	Transistor with Base
Supplier Device Package:	6-SMD
Package / Case:	6-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-55°C ~ 100°C
Vce Saturation (Max):	400mV
Current - DC Forward (If) (Max):	60mA
Voltage - Forward (Vf) (Typ):	1.2V
Current - Output / Channel:	--
Voltage - Output (Max):	80V
Series:	--
Input Type:	AC, DC
Rise / Fall Time (Typ):	10µs, 10µs (Max)
Turn On / Turn Off Time (Typ):	10µs, 10µs (Max)
Current Transfer Ratio (Max):	--
Current Transfer Ratio (Min):	100% @ 10mA
Voltage - Isolation:	5000Vrms
Number of Channels:	1
Part Status:	Active
Packaging:	Tape & Reel (TR)

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Optoisolators are electrical devices that use optical elements to perform electrical isolation. They can be used in many different applications, such as digital or analog signal conditioning, low-voltage current switching, AC power-level conversion and as protection circuits for sensitive electronic equipment. The H11AA4S(TA) is an optical isolator that features a transistor output, allowing it to interface with large currents and voltages from sources such as AC mains or industrial machinery. It is also suitable for applications which require an isolated power supply. The H11AA4S(TA) contains an LED mounted on an insulated base that is optically coupled to a phototransistor.The working principle of the H11AA4S(TA) is based on the fact that light has no electrostatic or magnetic field components, and is therefore immune to external interference. When the LED receives an electrical signal, it will emit a corresponding light signal. The light signal is then picked up by the phototransistor, which acts as a current source, amplifying the signal and providing a predictable output that is completely isolated from the input. The H11AA4S(TA) optical isolator is suitable for a wide range of applications, such as systems where electrical isolation is necessary for safety purposes or to prevent ground loops. Additionally, its transistor output allows for power conversion between AC mains and low-voltage DC, providing clean and reliable power to sensitive electronic equipment. It is also suitable for current-switching applications, where it is necessary to provide high-level isolation between high-current circuits and low-voltage controls.The H11AA4S(TA) features both isolated power and signal lines. This provides robust performance even in high voltage and current applications. Additionally, the optoisolator offers a high degree of electrical isolation, ensuring that no current will flow between the input and the output. This makes the H11AA4S(TA) especially suitable for difficult applications where high-voltage isolation is required.In summary, the H11AA4S(TA) photovoltaic optoisolator is a reliable, robust and versatile device that is suitable for a variety of applications. It can provide reliable electrical isolation between high-current circuits and low-voltage DC controls, AC power conversions and signal conditioning. The optoisolator also offers excellent performance in high-voltage and high-current environments, offering a high degree of electrical isolation and robust performance.

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