4N25 DC Input Optocoupler

Availability: 45 in stock

Sku: COM-046

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45 in stock


GHS 10.00


The 4N25 family is an industry standard single channel phototransistor coupler.


• Isolation test voltage 5000 VRMS
• Interfaces with common logic families
• Input-output coupling capacitance < 0.5 pF
• Industry standard dual-in-line 6 pin package
• Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC


• AC mains detection
• Reed relay driving
• Switch mode power supply feedback
• Telephone ring detection
• Logic ground isolation
• Logic coupling with high frequency noise rejection


Maximum Collector Emitter Voltage 30V
Minimum Isolation Voltage 5300Vrms
Input Type DC
Minimum Current Transfer Ratio 20%
Number of Channels per Chip 1
Maximum Input Current 60mA
Maximum Reverse Voltage 6V
Output Type DC
Maximum Forward Voltage 1.5V
Output Device Transistor With Base
Typical Fall Time 2us
Typical Forward Voltage 1.2V
Typical Rise Time 2us
Minimum Operating Temperature -55°C
Maximum Operating Temperature 100°C
Mounting Through Hole
Pin_Count 6
Product Width 7mm(Max)
Product Height 4mm(Max)
Supplier_Package PDIP
Product Length 7.62mm(Max)
Product Type Transistor and Photovoltaic Output PhotoCouplers
Maximum Power Dissipation 200mW
Maximum Collector Emitter Saturation Voltage 500mV


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