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Product Detailed Parameters
- Description：OPTOISOLTR 5.3KV 1CH TRANS 4-DIP
- Series：ISP817
- Mfr：Isocom Components 2004 LTD
- Package：Tube
- Number of Channels：1
- Voltage - Isolation：5300Vrms
- Current Transfer Ratio (Min)：100% @ 5mA
- Current Transfer Ratio (Max)：600% @ 5mA
- Turn On / Turn Off Time (Typ)：-
- Rise / Fall Time (Typ)：4µs, 3µs
- Input Type：DC
- Output Type：Transistor
- Voltage - Output (Max)：80V
- Current - Output / Channel：50mA
- Voltage - Forward (Vf) (Typ)：1.2V
- Current - DC Forward (If) (Max)：50 mA
- Vce Saturation (Max)：200mV
- Operating Temperature：-55°C ~ 110°C
- Mounting Type：Through Hole
- Package / Case：4-DIP (0.400", 10.16mm)
- Supplier Device Package：4-DIP
- Grade：-
- Qualification：-
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Overview
The ISP817XGB is a high-density mounting phototransistor optically coupled isolator manufactured by Isocom Components. It features a single channel with a plastic DIP-4 package and provides 5300Vrms isolation voltage. The device supports a maximum forward current of 50mA and offers a typical rise time of 4µs and fall time of 3µs. Operating temperatures range from -55°C to 100°C, with UL recognition and VDE approval ensuring compliance with global safety standards for industrial applications.
Feature Summary
- Provides high-density optical isolation with 5300Vrms dielectric strength
- Features fast switching performance with 4µs rise and 3µs fall times
- Complies with international safety standards including UL and VDE approvals
Applications
- Logic-to-logic isolation in noisy environments
- Line receiver circuits
- Programmable current level sensors
- Power supply digital programming
- Motor and servo machine digital control
Procurement Notes
Verify the specific suffix 'GB' against official Isocom documentation to confirm exact pinout and packaging variations. Ensure compatibility with existing PCB footprints and thermal management requirements. Cross-reference safety certifications such as UL and VDE file numbers to meet regulatory compliance for the target application environment.
Selection Notes
Select this component when high isolation voltage and compact form factor are required. Consider the 50mA input current limit and phototransistor output characteristics for circuit design. Evaluate operating temperature ranges and switching speeds against system timing constraints before finalizing the part number selection.
Part Context
The ISP817XGB belongs to the ISP series of high-density phototransistor optocouplers. This series is designed as a direct replacement for common industry standard components, offering enhanced parameter selection capabilities. Isocom manufactures these devices to meet rigorous commercial and industrial standards, providing reliable optical isolation solutions.
Replacement Considerations
Public confirmed substitute part numbers include TLP521, TLP621, SFH615A, and ISP817 variants. Verify electrical parameters and pin configurations before substitution.
