IS281J

$0.16

Description：OPTOISO 3.75KV 1CH TRANS 4-SOP
Series：IS281
Mfr：Isocom Components 2004 LTD
Package：Tape & Reel (TR)

SKU:02bc9de05efb Category: Transistor, Photovoltaic Output Optoisolators Brand: Isocom Components 2004 LTD

Consult the customer manager about the wholesale price.

consultation hotline：86-132-6715-2157

email：[email protected]
Contact the product manager for consultation. One-stop consultation is available.

Do you want a lower wholesale price? Please send us your inquiry and we will reply immediately.

Product introduction

Product Detailed Parameters

Description：OPTOISO 3.75KV 1CH TRANS 4-SOP
Series：IS281
Mfr：Isocom Components 2004 LTD
Package：Tape & Reel (TR)
Number of Channels：1
Voltage - Isolation：3750Vrms
Current Transfer Ratio (Min)：50% @ 5mA
Current Transfer Ratio (Max)：600% @ 5mA
Turn On / Turn Off Time (Typ)：-
Rise / Fall Time (Typ)：5µs, 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)：60 mA
Vce Saturation (Max)：200mV
Operating Temperature：-55°C ~ 110°C
Mounting Type：Surface Mount
Package / Case：4-SOIC (0.173", 4.40mm Width)
Supplier Device Package：4-SOP
Grade：-
Qualification：-

Download product information

IS281J

Overview

The IS281J is a single-channel optoisolator manufactured by Isocom Components 2004 LTD, featuring a transistor output configuration. It provides an isolation voltage of 3750Vrms and operates within a temperature range of -55°C to 110°C. The device supports a maximum DC forward current of 60 mA with a typical forward voltage of 1.2V. Output specifications include a collector-emitter saturation voltage of up to 200mV and a maximum output voltage of 80V. The current transfer ratio ranges from 50% to 600% at 10mA input. Rise and fall times are typically 5µs and 3µs respectively. It is housed in a 4-SOIC surface-mount package.

Feature Summary

Provides high-voltage electrical isolation between input and output circuits
Features a fast switching speed suitable for digital signal transmission
Designed for robust operation across extended industrial temperature ranges

Applications

Industrial control system signal isolation
Power supply feedback loop isolation
Microcontroller interface protection

Procurement Notes

Verify the specific suffix designation against official manufacturer documentation to ensure correct package variant and performance characteristics. Confirm RoHS compliance status and moisture sensitivity level requirements prior to procurement. Cross-reference ordering information with authorized distributors to validate part authenticity and availability.

Selection Notes

Select this component when high isolation voltage and wide operating temperature range are required for transistor-output applications. Consider the current transfer ratio and switching speed parameters relative to the target circuit's timing requirements. Ensure the surface-mount package dimensions align with the printed circuit board layout constraints.

Part Context

The IS281J belongs to the family of photovoltaic and transistor optocouplers produced by Isocom Components 2004 LTD. This manufacturer specializes in infrared optoelectronic devices with decades of industry experience. The product line focuses on reliable isolation solutions for commercial and industrial electronic applications.