HMAA2705R3

Output Type:	Transistor
Supplier Device Package:	4-Mini-Flat
Package / Case:	4-SMD, Gull Wing
Mounting Type:	Surface Mount
Operating Temperature:	-40°C ~ 100°C
Vce Saturation (Max):	300mV
Current - DC Forward (If) (Max):	50mA
Voltage - Forward (Vf) (Typ):	1.3V (Max)
Current - Output / Channel:	80mA
Voltage - Output (Max):	40V
Series:	--
Input Type:	AC, DC
Rise / Fall Time (Typ):	3µs, 3µs
Turn On / Turn Off Time (Typ):	--
Current Transfer Ratio (Max):	300% @ 5mA
Current Transfer Ratio (Min):	50% @ 5mA
Voltage - Isolation:	3750Vrms
Number of Channels:	1
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Optoisolators are components used to isolate signals from an input source and transfer them to an output source. They are insulated from electrostatic discharge (ESD) and power surges, and prevent electrical signals from passing between the input and output sources. The HMAA2705R3 is a type of optoisolator known as a transistor, photovoltaic output. This component is designed to provide electrical isolation using a light-emitting diode and transistor photodarlington array as its main components. The HMAA2705R3 optoisolator has a wide array of application fields, including, but not limited to, the medical equipment, power supplies, automatic test equipment, security systems, industrial automation systems, touch panels, and digital switches. In medical equipment, the component is used as an isolation device to protect the user from electrocution or from electric shock. In power supplies, it can be used to provide galvanic isolation, which prevents high voltage from traveling to sensitive electronic equipment. In automatic test equipment, the component helps to maintain the integrity and accuracy of test results. In security systems, it provides electrical isolation to prevent voltage spikes from passing to sensitive equipment, protecting important data from voltage surges. As further applications, it also provides isolation in industrial automation systems, touch panels, and digital switches. The HMAA2705R3 optoisolator provides a variety of features that make it an ideal choice for a number of applications. This component has a quiescent current of 40µA and an input-to-output isolation voltage of 3,750V RMS. It also offers a low switching current of 5mA and a wide bandwidth of 45kHz to 180kHz. Additionally, it has a wide operating temperature range of -55°C to +125°C, making it suitable for use in harsh environments. The device is also RoHS compliant, meaning that it meets the environmental standards in effect for Restriction of Hazardous Substances. The HMAA2705R3 optoisolator works on the principle of photovoltaic transfer. When a voltage is applied to its input diode, the input diode begins to emit light, which is then detected by the phototransistor that is housed in the device. This light is converted into electricity and then transferred to the output transistor, which then amplifies the signal before transmitting it to its intended source. In this way, the optoisolator works to provide electrical isolation between input and output sources, keeping both sources safe from interference or disruption. The HMAA2705R3 optoisolator is a practical and efficient component for a range of applications requiring electrical isolation. It provides isolation from a variety of potential threats, such as ESD and power surges, while also offering low input-to-output isolation voltage and wide operating temperature range. Additionally, this device is RoHS compliant, ensuring that it meets the environmental standards set by Restriction of Hazardous Substances. It is an ideal choice for applications that require reliable and efficient electrical isolation.

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