MCT623S

Description：OPTOISOLATOR 5KV 2CH TRANS 8-SMD
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk

SKU:30e5482f4188 Category: Transistor, Photovoltaic Output Optoisolators Brand: Fairchild Semiconductor

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Product introduction

MCT623S is listed in the Transistor, Photovoltaic Output Optoisolators range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is OPTOISOLATOR 5KV 2CH TRANS 8-SMD. Review the specifications below when checking this part for your BOM.

Transistor, Photovoltaic Output Optoisolators specifications for MCT623S

Description：OPTOISOLATOR 5KV 2CH TRANS 8-SMD
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk
Number of Channels：2
Voltage - Isolation：5000Vrms
Current Transfer Ratio (Min)：100% @ 5mA
Current Transfer Ratio (Max)：-
Turn On / Turn Off Time (Typ)：2.4µs, 2.4µs
Rise / Fall Time (Typ)：-
Input Type：DC
Output Type：Transistor
Voltage - Output (Max)：30V
Current - Output / Channel：30mA
Voltage - Forward (Vf) (Typ)：1.2V
Current - DC Forward (If) (Max)：60 mA
Vce Saturation (Max)：400mV
Operating Temperature：-55°C ~ 100°C
Mounting Type：Surface Mount
Package / Case：8-SMD, Gull Wing
Supplier Device Package：8-SMD
Grade：-
Qualification：-

Transistor, Photovoltaic Output Optoisolators datasheet and documents for MCT623S

MCT623S

Transistor, Photovoltaic Output Optoisolators Overview

The MCT623S is a dual-channel transistor output optocoupler manufactured by Fairchild Semiconductor. It features an NPN phototransistor output with a maximum collector-emitter voltage of 85 V and a collector current of 30 mA. The device provides 5000 Vrms isolation voltage and operates with a forward current of up to 60 mA. Typical electrical characteristics include a forward voltage of 1.2 V, a minimum current transfer ratio of 100%, and saturation voltage of 400 mV. Switching times are specified at 2.4 µs for both rise and fall durations.

Transistor, Photovoltaic Output Optoisolators Feature Summary

Dual-channel configuration integrating two independent optical circuits within a single package
High isolation capability rated at 5000 Vrms for safe signal transmission across potential barriers
NPN phototransistor output design suitable for digital logic interfacing applications

Transistor, Photovoltaic Output Optoisolators Applications

Digital signal isolation in communication interfaces
Microcontroller input/output protection circuits
Solid-state relay driver stages

Transistor, Photovoltaic Output Optoisolators Procurement Notes

Verify the manufacturer designation carefully, as Fairchild Semiconductor's semiconductor division was acquired by onsemi. Ensure the component marking and datasheet align with the specific revision required for your design. Confirm package type and tape-and-reel specifications match your assembly process requirements before finalizing procurement orders.

Transistor, Photovoltaic Output Optoisolators Selection Notes

Select this component when dual-channel isolation is required in a compact surface-mount form factor. Consider the 85 V collector-emitter voltage rating and 30 mA output current capability against load requirements. Evaluate the 2.4 µs switching speed suitability for the target data rate. Verify compatibility with available drive currents and logic levels in the system architecture.

Transistor, Photovoltaic Output Optoisolators Part Context

The MCT623S belongs to the MCT62 series of dual phototransistor optocouplers produced by Fairchild Semiconductor. This family provides isolated signal transmission solutions using LED-to-phototransistor coupling technology. The series is designed for general-purpose digital isolation tasks requiring reliable performance and compact packaging in electronic systems.