IC Phoenix logo

Home ›  S  › S20 > SFH620AA

SFH620AA from

Fast Delivery, Competitive Price @IC-phoenix

If you need more electronic components or better pricing, we welcome any inquiry.

SFH620AA

Manufacturer: INFINEON

Optocoupler, AC Input, 5300 VRMS

Partnumber Manufacturer Quantity Availability
SFH620AA INFINEON 95 In Stock

Description and Introduction

Optocoupler, AC Input, 5300 VRMS The SFH620AA is an optocoupler manufactured by **Infineon Technologies**. Here are its key specifications, descriptions, and features:  

### **Specifications:**  
- **Isolation Voltage:** 5300 VRMS  
- **Input Current (Forward Current - IF):** 60 mA (max)  
- **Forward Voltage (VF):** 1.25 V (typical at 10 mA)  
- **Current Transfer Ratio (CTR):** 50% to 600% (at IF = 5 mA, VCE = 5 V)  
- **Output Collector-Emitter Voltage (VCEO):** 70 V  
- **Switching Speed:** 3 µs (turn-on time), 4 µs (turn-off time)  
- **Operating Temperature Range:** -55°C to +110°C  

### **Description:**  
The SFH620AA is a **high-reliability optocoupler** featuring a **gallium arsenide (GaAs) infrared LED** optically coupled to a **silicon phototransistor**. It provides **electrical isolation** between input and output circuits, making it suitable for noise suppression and signal transmission in industrial, automotive, and consumer applications.  

### **Features:**  
- **High isolation voltage (5300 VRMS)**  
- **Wide CTR range (50% to 600%)**  
- **Compact DIP-6 package**  
- **Low power consumption**  
- **High-speed switching**  
- **UL, CSA, and VDE safety approvals**  

This optocoupler is commonly used in **power supply feedback loops, signal isolation, and digital logic interfacing**.  

(Source: Infineon Technologies datasheet for SFH620AA)

Application Scenarios & Design Considerations

Optocoupler, AC Input, 5300 VRMS

Alternative Part Number

  • PC817 --: Industry-standard optocoupler with similar CTR and isolation ratings, widely available and pin-compatible in many designs.
  • LTV-817 --: Direct functional equivalent optocoupler with comparable current transfer ratio and isolation voltage, low-cost second source.
  • EL817 --: Common optocoupler alternative offering similar CTR, isolation, and package options for general-purpose isolation applications.

Request Quotation

For immediate assistance, call us at +86 533 2716050 or email [email protected]

Part Number Quantity Target Price($USD) Email Contact Person
We offer highly competitive channel pricing. Get in touch for details.

Specializes in hard-to-find components chips