Beijing Silk Road Enterprise Management Services Co., Ltd.
                                                                                                           
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DC DIP Phototransistor Optocoupler CT MICRO CT521GB with Pending UL VDE CQC IEC Certifications

Price Negotiable
Price: Negotiable
MOQ: Negotiable
Delivery Time: Negotiable
Product Description

Product Overview

The CT521-1GB is a DC DIP Phototransistor Optocoupler from CT Micro, featuring high isolation of 5300 VRMS and a wide operating temperature range of -55 C to 125 C. It consists of a photo transistor optically coupled to a gallium arsenide Infrared-emitting diode within a DIP package. This optocoupler is suitable for applications such as switch mode power supplies, computer peripheral interfaces, and microprocessor system interfaces. It is RoHS compliant, REACH compliant, and halogen-free, with pending regulatory approvals from UL, VDE, CQC, and IEC.

Product Attributes

  • Brand: CT Micro
  • Product Type: DC DIP Phototransistor Optocoupler
  • Compliance: RoHS, REACH, Halogen Free
  • Regulatory Approvals (Pending): UL - UL1577, VDE - EN60747-5-5, CQC GB4943.1, GB8898, IEC60065, IEC60950

Technical Specifications

Parameter Conditions Min Typ Max Units Notes
Absolute Maximum Rating
Isolation voltage 5300 VRMS
Total power dissipation 200 mW
Operating temperature -55 125 C
Storage temperature -55 150 C
Soldering temperature 260 C
Emitter Characteristics
Forward current 60 mA
Peak transient current (1s P.W,300pps) 1000 mA
Reverse voltage 6 V
Emitter power dissipation 100 mW
Forward voltage IF=10mA 1.25 1.4 V
Reverse Current VR = 6V 5 A
Input Capacitance f= 1MHz 30 pF
Detector Characteristics
Collector-Emitter Breakdown Voltage IC= 100A 55 V
Emitter-Collector Breakdown Voltage IE= 100A 7 V
Collector Current 80 mA
Detector power dissipation 150 mW
Collector-Emitter Dark Current VCE= 24V, IF=0mA 100 nA
Collector-Emitter Dark Current VCE= 24V, IF=0mA,Ta = 85C 50 A
Transfer Characteristics
Current Transfer Ratio IF= 5mA, VCE= 5V 100 600 %
Current Transfer Ratio IF= 1mA, VCE= 0.4V 30 %
Collector-Emitter Saturation Voltage IF=1mA, IC= 0.2mA 0.4 V
Isolation Resistance VIO= 500VDC 5x1010
Isolation Capacitance f= 1MHz 0.25 1 pF
Switching Characteristics
Rise Time IC= 2mA, VCE= 2V RL= 100 16 s
Fall Time 16 s
Turn-on time 20 s
Turn-off time 20 s

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Beijing Silk Road Enterprise Management Services Co., Ltd.
Location 16 Floor, Unit B, Jiatai International Mansion, No 41, Dongsihuan Zhong Road, Chaoyang District, Beijing
Contact Person Sellina

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