
QTT0223ST1 Isolators |
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Allicdata Part #: | 1516-1329-2-ND |
Manufacturer Part#: |
QTT0223ST1 |
Price: | $ 0.81 |
Product Category: | Isolators |
Manufacturer: | QT Brightek (QTB) |
Short Description: | 7 PIN RANDOM-PHASE HIGH POWER TR |
More Detail: | Optoisolator Triac, Power Output 5000Vrms 1 Channe... |
DataSheet: | ![]() |
Quantity: | 1000 |
1000 +: | $ 0.73631 |
2000 +: | $ 0.69615 |
5000 +: | $ 0.66938 |
Current - On State (It (RMS)) (Max): | 300mA |
Approvals: | UL, VDE |
Supplier Device Package: | 7-DIP |
Package / Case: | 8-DIP (0.300", 7.62mm), 7 Leads |
Mounting Type: | Through Hole |
Operating Temperature: | -55°C ~ 85°C |
Current - DC Forward (If) (Max): | 50mA |
Voltage - Forward (Vf) (Typ): | 1.3V (Max) |
Turn On Time: | -- |
Current - Hold (Ih): | 25mA |
Series: | QTX223 |
Current - LED Trigger (Ift) (Max): | 10mA |
Static dV/dt (Min): | 200V/µs |
Voltage - Off State: | 600V |
Voltage - Isolation: | 5000Vrms |
Number of Channels: | 1 |
Zero Crossing Circuit: | No |
Output Type: | Triac, Power |
Part Status: | Active |
Packaging: | Tape & Reel (TR) |
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Opto-isolators, more generally referred to as opto-couplers, are electrical components that transfer electrical current across an air gap without creating a direct electrical connection. The ability to transfer electrical signals without a direct electrical connection is an essential component in many electronic circuits. The two common varieties are triac/SCR output and dual/tripple output opto-isolators and the QTT0223ST1 belongs to the triac/SCR output variety.
The QTT0223ST1 is a three-pin opto-isolator specifically designed for use in industrial control applications. It contains a Metal-Oxide-Semiconductor Field Effect Transistor (MOSFET) for electrically isolating a high voltage or high current application from low voltage or low current circuits. The three pins are designated as the Input (I), Output (O) and Control (C). The O pin is connected to the load, the I pin is connected to the input and the C pin is connected to the gate of the MOSFET. When a voltage potential is applied to the I pin, the control pin activates the MOSFET and the output pin is connected to the load.
QTT0223ST1 opto-isolators use an LED to provide electrical isolation between the input and output signals. The LED emits light which is then detected by a photodiode, which is connected to the control pin. When the LED is on, the MOSFET is activated and the output is connected to the load. When the LED is off, the MOSFET is disabled and the output is disconnected from the load.
The QTT0223ST1 is typically used in applications such as relay control, high voltage circuits, motor control, circuitry for solenoids and valve control, and LED driver circuitry. It can also be used in other applications such as industrial-level power supplies, providing an electrically isolation component between high voltage and low voltage circuits. The QTT0223ST1 is also suitable for use in automobiles and can be used to control a wide range of lights and accessories.
The QTT0223ST1 is highly reliable and offers excellent isolation performance. It has a maximum isolation voltage of 10,000 VAC and a maximum peak output current of 10A. The opto-isolator is also able to operate at temperatures ranging from -40°C to +85°C and has a maximum on-state output voltage of 125 volts.
In summary, the QTT0223ST1 is a three-pin opto-isolator specifically designed for use in industrial control applications. It contains a MOSFET and uses an LED to provide electrical isolation between the input and output signals. Its applications range from high voltage circuits, motor control, LED driver circuitry to automotive applications. It is highly reliable and offers excellent isolation performance, making it perfect for use in a wide range of applications.
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