H11AG23SD

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):	50mA
Voltage - Forward (Vf) (Typ):	1.5V (Max)
Current - Output / Channel:	50mA
Voltage - Output (Max):	30V
Series:	--
Input Type:	DC
Rise / Fall Time (Typ):	--
Turn On / Turn Off Time (Typ):	5µs, 5µs
Current Transfer Ratio (Max):	--
Current Transfer Ratio (Min):	50% @ 1mA
Voltage - Isolation:	5300Vrms
Number of Channels:	1
Part Status:	Obsolete
Packaging:	Tape & Reel (TR)

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Optoisolators – Transistor, Photovoltaic Output :An optoisolator, also known as an optocoupler, opto-isolator, photocoupler or optical isolator, is a powered device used to safely separate electrical conductors in a circuit. An optoisolator typically has two circuits: an input circuit (consisting of a LED) and an output circuit (typically either a phototransistor or a photodiode). An optoisolator isolates one circuit from another, allowing them to electrically function independently with no physical connection or with a physical connection that provides only an optical or electrical signal path between the two.The H11AG23SD is an optoisolator of the transistor, photovoltaic output type. It is a type of optocoupler that combines a photovoltaic cell (PV) and a Darlington-connected phototransistor in a single package. These are often used for applications such as signal isolation, overcurrent protection, or pulse reshaping. The photovoltaic cell in the device responds to the incoming LED light and generates an electrical current when illuminated, which is then amplified by the phototransistor. The output of the optoisolator is the amplified current from the phototransistor.The H11AG23SD is typically used in signal isolation applications, such as medical equipment, HVAC systems, and automotive electronics. The device is also used to detect currents in a motor or relay, such as a washing machine or dishwasher motor, and contactor in HVAC equipment. The device is also extensively used in the motor control circuit of various consumer electronic appliances such as air conditioners, refrigerators, washing machines, etc.The advantage of the optoisolator is its ability to provide extremely reliable signal isolation between the input and output circuits. This ensures that no electric shock hazard is created and increases the accuracy and precision of the signal, protecting against electrical noise and power surges. The device also acts as a filter, preventing electrical noise from the input circuit from distracting the output.The working principle of the H11AG23SD is fairly simple. The input circuit is an LED, which emits light when an electrical current is applied. This light is detected by the photovoltaic cell in the device, which then generates an electrical current. This current is then amplified by the phototransistor, which produces an output.The optoisolator provides a path for controlling large currents in high power circuits. The device acts as a switch, allowing an electric current to flow through it when the LED is illuminated, and stopping it when the LED is switched off. This process of isolation provides an effective signal-shielding function, protecting the output circuit from potential damage from high voltage signals.Overall, the H11AG23SD is a reliable, cost-effective, and easy to use optoisolator. It is suitable for a wide range of applications, such as medical equipment, HVAC systems, motor control circuits, and automotive electronics. The device’s reliable signal isolation and filtering capabilities make it an ideal choice for applications that require precise signal management and protection.

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