4N35-500E – Reliable Phototransistor Optocoupler by Broadcom for Safe Signal Isolation
The Transistor Output Optocouplers 4N35-500E by Broadcom provide secure electrical isolation between input and output circuits using infrared LED and phototransistor technology. Engineered to protect sensitive microcontrollers, signal processing units, and industrial I/Os, this optocoupler ensures noise immunity, surge protection, and low-power switching in AC/DC interfacing applications.
In this blog, we’ll cover the complete specs, key advantages, application examples, circuit connection tips, and how to download the datasheet or order from Xon Electronics.
Technical Specifications of 4N35-500E
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Manufacturer: Broadcom
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Part Number: 4N35-500E
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Type: Phototransistor Output Optocoupler
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Isolation Voltage: 5300 VRMS
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Input Type: Infrared LED
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Output Type: NPN Phototransistor
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CTR (Current Transfer Ratio): 100% Min @ IF = 10mA
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Package Type: 6-Pin DIP
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Operating Temperature Range: -55°C to +100°C
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Category: Optoelectronics, Transistor Output Optocouplers by Broadcom
With high isolation and robust signal transfer, the 4N35-500E Transistor Output Optocouplers by Broadcom are the ideal choice for digital-to-digital and analog-to-digital circuit interfacing.
Key Features of 4N35-500E
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5300V Isolation – Protects low-voltage logic circuits from high-voltage transients
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Compact 6-Pin DIP Package – Easy integration into standard PCB layouts
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High CTR and Fast Response Time – Ensures accurate and responsive signal transmission
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Wide Temperature Range – Suitable for industrial and commercial environments
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RoHS-Compliant and UL Recognized – Meets global safety and environmental standards
Because of these features, Transistor Output Optocouplers by Broadcom are essential in systems that require safe electrical isolation with consistent performance.
Applications of 4N35-500E Optocoupler
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Signal Isolation in Microcontroller Circuits
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AC Power Line Monitoring
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Digital Input Isolation for PLCs
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Power Supply Feedback Control
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Industrial Sensor Interfacing
Whether you're designing for factory automation or embedded electronics, the 4N35-500E Transistor Output Optocouplers by Broadcom offer high-reliability isolation.
How to Use the 4N35-500E in a Circuit
To implement this optocoupler in a standard logic isolation setup:
[Step 1] Connect the input side (pins 1 & 2) to a signal line with a current-limiting resistor
[Step 2] Connect the output side (pins 4 & 5) to the collector and emitter of your control or input circuit
[Step 3] Add a pull-up resistor if using the output for digital logic levels
[Step 4] Maintain proper spacing for high-voltage isolation clearance
Due to its simple two-stage layout and dependable isolation, Transistor Output Optocouplers by Broadcom are widely used in both analog and digital protection designs.
Use Case Scenario – Isolated GPIO Protection
Scenario: A designer needed to isolate microcontroller GPIO pins from 24V industrial input signals.
Problem: Direct connection would damage the MCU due to voltage mismatch.
Solution: The 4N35-500E Transistor Output Optocouplers by Broadcom provided optical isolation while converting input levels.
Result: Reliable GPIO operation, full electrical protection, and long component life.
This case demonstrates how Transistor Output Optocouplers by Broadcom enhance system robustness and electrical safety.
Download Datasheet for 4N35-500E
Need full electrical specs, CTR curves, or layout dimensions?
[Download 4N35-500E Datasheet from Xon Electronics]
Why Buy from Xon Electronics?
Xon Electronics stocks a complete range of Transistor Output Optocouplers by Broadcom, including the 4N35-500E:
- 100% Original Broadcom Components
- Worldwide Delivery – USA, India, Australia, Europe & more
- In-Stock for Immediate Dispatch
- Tech Support for Isolation and Safety Design
- Secure Checkout and Easy Ordering Experience
Order now from www.xonelec.com and protect your circuits with trusted Broadcom optoelectronics.
Conclusion
The 4N35-500E Transistor Output Optocouplers by Broadcom offer reliable isolation, fast switching, and flexible signal interfacing for industrial, automotive, and embedded systems. With global approvals and solid engineering, Transistor Output Optocouplers by Broadcom are your go-to choice for protecting logic and control lines—available now from Xon Electronics.
FAQs – 4N35-500E Optocoupler
Q1. What is the isolation voltage of the 4N35-500E?
5300 VRMS.
Q2. What kind of output does it use?
Phototransistor (NPN) output.
Q3. Can it work with microcontrollers?
Yes, it safely isolates MCU inputs/outputs from external voltages.
Q4. Is it RoHS compliant?
Yes, fully compliant and UL recognized.
Q5. Where can I buy it globally?
At www.xonelec.com with shipping to USA, India, Australia, Europe, and more.