CNY71

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CNY71

SKU: CNY71
1.20 €
Customer price1.14 €-5%
  • Minimum order amount 8.00 €
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The CNY71 is a high-performance optocoupler, also known as an opto-isolator, meticulously designed to deliver exceptional electrical isolation while ensuring efficient signal transmission between circuits. This component leverages light to transfer electrical signals between two isolated circuits, typically consisting of a light-emitting diode (LED) and a light-sensitive receiver, such as a phototransistor.

Key Features - Electrical Isolation: Provides a high degree of electrical isolation (5000 Vrms) between the input and output.

- Signal Transmission: Transfers signals between circuits of different potentials and impedances.

- Long Term Stability

- Industry standard dual-in-line package

- High Collector-Emitter Voltage: VCEO = 70 V

Applications - System appliances

- Measuring instruments

- Feedback circuit in power supply

- Power Supply Isolation

- Interface between Microcontrollers and Switching Power Supplies

- Industrial Controls and Automation

- Measurement and Instrumentation Systems

- Motor Controls

- Isolated Signal Transmission

Benefits and Use Cases - Safety: Protects low-voltage circuits from high-voltage circuits, preventing hazardous current flow.

- Noise Reduction: Eliminates electrical noise between high-voltage and low-voltage circuits.

- Interface: Facilitates interfacing digital logic circuits with high-voltage circuits.

- Power Control: Used in power converters (AC to DC), power inverters, and dimmers.

- Motor Control: Controls electric motors.

- Monitoring: Monitors high-voltage circuits.

- Automation: Isolates low-power circuits from higher-power output circuits in automation systems.

Additional Information The CNY71 can replace relays and transformers in digital interface applications and analog applications like CRT modulation.

Optocouplers are suitable for isolation voltage from digital signals and can transfer analog signals.

They are used in modems to connect to telephone lines, protecting against electrical surges.

Optocouplers can be used to switch other electronic devices like transistors and triacs, providing electrical isolation between a lower voltage control signal and a higher voltage output signal.
Input Forward Voltage (VF): 1.2 V (Typical)
Reverse Voltage (VR): 5 V
Forward Current (IF): 60 mA
Surge Current (IFSM): 3 A (t ≤ 10 μs)
Collector-Emitter Breakdown Voltage (BVCEO): 70 V (Minimum)
Isolation Voltage: 5000 Vrms
Reverse Leakage Current (IR): 10 nA (Maximum)
Current Transfer Ratio (CTR): 40% (Minimum) at IF = 10 mA, VCE = 5 V
Response time (tr): 5 ms (typical) at VCC = 10 V, IC = 2 mA, RL = 100 Ohms
Rise Time (tr): 3 µs (Typical)
Fall Time (tf): 1 µs (Typical)
Operating Temperature: -55°C to +110°C
cny17.pdf
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