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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 2CH DARL 8-DIP
- Series：ISP825-3
- Mfr：Isocom Components 2004 LTD
- Package：Tube
- Number of Channels：2
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：800% @ 1mA
- Current Transfer Ratio (Max)：-
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：60µs, 53µs
- Input Type：DC
- Output Type：Darlington
- Voltage - Output (Max)：70V
- Current - Output / Channel：-
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：1V
- Operating Temperature：-30°C ~ 100°C
- Mounting Type：Through Hole
- Package / Case：8-DIP (0.300", 7.62mm)
- Supplier Device Package：8-DIP
- Grade：-
- Qualification：-
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Overview
The ISP825-3 is a high-density mounting photodarlington optically coupled isolator manufactured by Isocom Components. It integrates an infrared emitting diode with an NPN silicon photodarlington output in a space-efficient dual in-line plastic package. The device provides high current transfer ratio and high isolation voltage, ensuring reliable signal transmission between systems of different potentials and impedances.
Feature Summary
- Integrates infrared LED with NPN silicon photodarlington for high density mounting
- Provides high current transfer ratio for efficient signal coupling
- Offers high isolation voltage capability for safety and noise immunity
Applications
- Computer terminals
- Industrial systems controllers
- Measuring instruments
- Signal transmission between systems of different potentials and impedances
Procurement Notes
Verify the specific suffix designation against official Isocom Components documentation to confirm lead form and packaging configuration. Ensure the selected variant matches the required isolation voltage and current transfer ratio specifications for the target application environment.
Selection Notes
Select this component when high-density mounting and robust galvanic isolation are required. Consider the photodarlington output characteristics for applications needing higher gain compared to standard phototransistor outputs. Verify compatibility with system impedance requirements.
Part Context
This part belongs to the ISP815, ISP825, and ISP845 series of optically coupled isolators from Isocom Components. These devices are designed for applications requiring compact solutions with reliable optical isolation capabilities in industrial and computing environments.
Replacement Considerations
Compatible alternatives include TLP521GB and TIL197, which offer similar photodarlington isolation characteristics. Verify pinout and electrical parameters before substitution.
