Applications of PC817C-SMD-4 Optocoupler
#PC817C #Optocoupler #SMD-4
VCEO(V)：70V
IC(mA)：50mA
VR(V)：6V
IF(mA)：50mA
Package：SMD-4
Description
PC817X is a #photoelectric coupler product composed by a luminous #diode and a photo #transistor, with the input-output #isolation voltage of 5000Vrms and the typical value of the response time tr of 4 us.The minimum CTR is 80%the at 2mA input current. SOP4 package is adopted for the product.
Features
● Current conversion ratio CTR (in condition of IF=5mA,VCE=5V,CTR:MIN.50%).
● High input-output isolation voltage (Viso=5000 Vrms).
● Collector-emitter breakdown voltage BVCEO280V.
● UL certification (dual-protection.No.E465130).
● VDE certification (No.40039266).
PC817C Optocoupler is a commonly used optocoupling device, typically applied in the following products:
Power supply products: such as switch-mode power supplies, inverters, etc.
Automatic control products: such as sensors, relays, timers, etc.
Communication equipment: such as modems, network cards, etc.
Medical devices: such as: such as blood pressure monitors, glucometers, etc.
Industrial control products: such as PLCs, variable frequency drives, etc.
The PC817C Optocoupler SMD-4 also has some common applications in consumer electronics products, such as:
#Homeappliances: control circuits in household appliances like air conditioners, washing machines, refrigerators, etc.
#Smarthome products: products like smart sockets, smart lights that require remote control or sensor feedback.
#Electronictoys: toys like remote control cars, smart building blocks that require control and feedback.
#Audioequipment: control circuits in amplifiers, audio systems.
#Smartwearabledevices: control modules in smart watches, smart health monitoring devices.
In these consumer products, the PC817C Optocoupler can isolate signals, transmit signals, and control switches to improve product stability and safety.
When the PC817C Optocoupler is applied in household appliances, it can play the following specific roles:
Power switch control: In household appliances such as air conditioners and washing machines, the PC817C can be used to control the power switch, enabling the startup and shutdown of the entire device.
Sensor signal isolation: In some household appliances that need to receive and process sensor signals, the PC817C can isolate sensor signals from the control circuit to ensure signal stability and safety.
Control module isolation: Household appliances typically have various control modules, such as display modules, keypad modules, etc. The PC817C can be used to isolate signals between these modules to avoid interference and malfunctions.
Power regulation: In situations requiring stable voltage, the PC817C can be used to provide feedback on the power status and regulate current to ensure the device's stable operation.
Fault detection: Through the application of the PC817C, household appliances can implement fault detection functions to promptly identify issues and take corresponding measures, enhancing product reliability and safety.
In summary, the PC817C is mainly used in household appliances for functions such as signal isolation, power control, and fault detection, providing support for the stable operation and user experience of household appliances.
About Slkor：
Slkor (www.slkoric.com) offers a range of high-end products including silicon carbide (SiC) diodes, SiC MOSFETs, IGBTs, fifth-generation ultra-fast recovery power diodes, and more, catering to industries such as new energy vehicles, high-end equipment, communication power devices, solar photovoltaics, medical equipment, and industrial automation. Their general-purpose products include Schottky diodes, ESD protection diodes, TVS transient suppression diodes, general-purpose diodes, and transistors. They also provide power devices such as high, medium, and low-voltage MOSFETs, silicon-controlled rectifiers, bridge stacks, as well as power management chips like LDOs, AC-DC converters, ADC chips, along with complementary products like Hall sensors, high-speed optocouplers, crystal oscillators, and more. These products find wide applications in smartphones, laptops, robots, smart homes, IoT, LED lighting, consumer electronics, wearable devices, and various other smart interconnected products!
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