Q817CST1 The QT Brightek Q817CST1 is a 4-pin DC input optocoupler with transistor output. It offers 5000Vrms isolation and operates over a wide temperature range.
Mfr Part #:

Q817CST1

Available from 1 distributors
Mfr Name: QT Brightek (QTB)
QT Brightek (QTB)
The QT Brightek Q817CST1 is a 4-pin DC input optocoupler with transistor output. It offers 5000Vrms isolation and operates over a wide temperature range.
✓ Total Stock: 740 pcs
$ Price Range: $0.39

Q817CST1 Available from 1 distributor

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✓ Non-Authorised
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740 pcs
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Q817CST1 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Current Transfer Ratio (Max)
Current Transfer Ratio (Min)
Forward Current
Forward Voltage
Input Type
Mounting Type
Number of Channels
Operating Temperature
Output Current
Output Type
Rise
Supplier Device Package
Tape & Reel
Vce Saturation (Max)
Voltage

Q817CST1 Description

Short technical summary and product information.

The QT Brightek Q817CST1 is a 4-pin DC input optocoupler designed for isolation applications. It features a transistor output and provides a high isolation voltage of 5000Vrms.

 

Key electrical specifications include a maximum output current of 50mA and a maximum DC forward current of 60mA. The typical forward voltage is 1.24V at 5mA, with a Vce saturation of 200mV maximum. Current transfer ratios range from a minimum of 200% to a maximum of 400% at 5mA. The device has typical rise and fall times of 6µs and 8µs, respectively.

 

This optocoupler is housed in a 4-SMD, Gull Wing package, suitable for surface mounting. It operates reliably within a wide temperature range of -55°C to 110°C.

 

The Q817CST1 is part of the Q817 series and is designed for applications requiring electrical isolation between input and output circuits.

Q817CST1 Quick Information

Product Type: Optocoupler
Series: Q817
Canonical Name: QT Brightek (QTB) Q817 Series Optocoupler
Subcategory: Transistor, Photovoltaic Output

Q817CST1 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

Q817CST1 Estimated Pricing

Qty Low High
1+ $0.39 $0.39

Estimated market price range - modelled values for guidance only, not live distributor offers.

Q817CST1 Features

  • 5000Vrms isolation voltage rating.
  • DC input with transistor output.
  • Wide operating temperature range.
  • Surface mount 4-SMD Gull Wing package.
  • High current transfer ratio.

Q817CST1 Applications

  • Provides essential electrical isolation.
  • Suitable for DC input circuits.
  • Used in signal transmission systems.
  • Component in power supply designs.
  • Facilitates interface between circuits.

Q817CST1 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the isolation voltage of the Q817CST1 optocoupler?

The Q817CST1 optocoupler has an isolation voltage of 5000Vrms.

What is the operating temperature range for the Q817CST1?

The Q817CST1 operates between -55°C and 110°C.

What type of package is the Q817CST1 supplied in?

The Q817CST1 is supplied in a 4-SMD, Gull Wing package.

What is the typical forward voltage of the Q817CST1?

The typical forward voltage for the Q817CST1 is 1.24V at 5mA.

What is the minimum current transfer ratio for the Q817CST1?

The minimum current transfer ratio for the Q817CST1 is 200% at 5mA.

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