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In order to come up with the Best Optocouplers (2021), our powerful platforms and gurus have taken many factors into account such as product fitness for use, user-friendly features and give buyer satisfaction, deficiency-free, standards conformance, value for money, reliability, robustness, quality conformance to needs and good practises, safety, actual user satisfaction and numerous others. It is of great importance to mention that each user has different requirements so please use the below shortlist as a guide and not as a gospel. In any case, in the below shortlist you can certainly find the overall best ones regardless of your needs.
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Best Optocouplers
- Gikfun Packing 20pcs OPTOCOUPLER DIP-4 PC817C PC817
- Number of Pin: 4
- Pin Pitch: 2.54mm
- Optocoupler Output Type: optical transistor
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- (Pack of 100 Pieces) pc817c Optoisolator Transistor Output 5000Vrms 1 Channel 4-DIP
- NOYITO 4-Channel Optocoupler Photoelectric Isolator Module Level Voltage Converter Module with high quality optocoupler and LED patch indicator.
- The power supply has anti-connection protection. The limit conversion frequency is 20Khz.
- PCB size: 45x72mm. Module size: 48x86x40mm (LxWxH).
- Widely used, it can be used for signal isolation, level conversion between signals such as single chip microcomputer and PLC. PNP,NPN signal to NPN signal, signal level conversion and other uses.
- NOYITO 4-Channel Optocoupler Photoelectric Isolator Module Module User Manual Schematic Wiring diagram Download Link: https://www.amazon.com/clouddrive/share/3AVzCKmGbXp4LuKMK0mtfz4mHKpK3NXVd7f3yMdpfLM
- 【Four LEDs】This IC has four LEDs and four photodiodes built-in.
- 【Advantages】This allows the low-voltage side to control a high voltage side
- 【Outlet】Outlet OUT1 / OUT2 / OUT3 / OUT4 output current is equal to the largest HVCC / 5.1K, Maximum absorption current 500mA
- 【Input】Input: IN1 / IN2 / IN3 / IN4, SCM or for Arduino IO port, GND with single-chip microcomputer or for Arduino board GND connection.
- 【PCB Size】25*24mm/0.98*0.94
- Forward current (ICEO): 50mA; Peak forward current (ICE Max): 1A; Reverse voltage: 6V Power dissipation: 70 mw; The maximum collector / emitter voltage: 35V; The maximum collector / emitter voltage: 6V
- Isolation voltage: 5000V (RMS); Current transfer ratio: 50% (minimum); Collector current: 50mA
- Collector power dissipation: 150mW; Total power dissipation: 200mW; Operating temperature: -30 ~ +100 Degrees Celsius
- Collector emitter saturation voltage: 0.1V (typical value); Cut-off frequency: 80kHz; Number of Pin: 4
- Package includes: 10pcs DIP-4 PC817C PC817 Optocoupler
- Number of Pin: 4
- Pin Pitch: 2.54mm
- Isolation Voltage: 5kV
- Optocoupler Output Type: optical transistor
- Product Name: Optocoupler Sharp;Model: PC817
- Number of Pin: 4; Pin Pitch: 2.54mm
- Size: 9 x 5 x 8mm/0.35″ x 0.2″ x 0.31″ (L*W*H)
- Package Content: 30pcs Mounting Photo Coupler
- Used widely in computer terminals, system appliances, measuring instruments, registers, copiers, automatic vending machines etc
- Package: 5pcs 1CH photocoupler isolator. DC 12V 1mA
- DC 12V high-level trigger with positive phase amplification. The output is equal to the input.
- Can be used to input a signal to MCU in isolation or MCU control another device in isolation. They are also good as the level converter(NPN-PNP, PNP-NPN).
- Optocoupler isolator can be used with other electronic devices to provide isolation between low and high voltage circuits.
- You’ll typically find these devices being used for: Microprocessor input/output switching; DC and AC power control; Communications equipment protection; Power supply regulation.
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