MOC8050SM Equivalent & Substitute Parts

Part Overview

The MOC8050SM is an optoisolator with Darlington output manufactured by Isocom Components 2004 LTD. This component provides galvanic isolation up to 5000Vrms with a single channel configuration in a 6-SMD surface mount package. The part is currently active in production with 722 units in stock. Substitute parts are identified when design requirements demand alternative sourcing, inventory constraints arise, or supply chain optimization is necessary while maintaining identical electrical and mechanical specifications.

Substiute Parts

MOC8050SM
Isocom Components 2004 LTDIn Stock: 753MOC8050SM Datasheet
MOC8050SM
Current Part
MOC8050XSM
Isocom Components 2004 LTDIn Stock: 1284MOC8050XSM Datasheet
MOC8050XSM
Parametric Equivalent

Key Parameters

Parameter Value
Manufacturer Part Number MOC8050SM
Manufacturer Isocom Components 2004 LTD
Category Optoisolators
Series MOC8050
Number of Channels 1
Voltage - Isolation 5000Vrms
Current Transfer Ratio (Min) 500% @ 10mA
Output Type Darlington
Voltage - Output (Max) 80V
Current - Output / Channel 80mA
Vce Saturation (Max) 1V
Operating Temperature -55°C ~ 110°C
Package / Case 6-SMD, Gull Wing
RoHS Status ROHS3 Compliant
Moisture Sensitivity Level (MSL) 1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MOC8050SM is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part MOC8050XSM qualifies as a direct equivalent based on the following criteria:

  • Identical isolation voltage rating: 5000Vrms
  • Matching current transfer ratio: 500% @ 10mA minimum
  • Same output configuration: Darlington type, single channel
  • Equivalent output specifications: 80V maximum, 80mA per channel
  • Identical saturation characteristics: 1V maximum Vce
  • Matching temperature range: -55°C to 110°C
  • Same package type: 6-SMD, Gull Wing surface mount
  • Equivalent compliance certifications: ROHS3 Compliant, REACH Unaffected

Parameter Comparison

Parameter MOC8050SM MOC8050XSM Match
Manufacturer Isocom Components 2004 LTD Isocom Components 2004 LTD Yes
Series MOC8050 MOC8050 Yes
Number of Channels 1 1 Yes
Voltage - Isolation 5000Vrms 5000Vrms Yes
Current Transfer Ratio (Min) 500% @ 10mA 500% @ 10mA Yes
Output Type Darlington Darlington Yes
Voltage - Output (Max) 80V 80V Yes
Current - Output / Channel 80mA 80mA Yes
Vce Saturation (Max) 1V 1V Yes
Operating Temperature -55°C ~ 110°C -55°C ~ 110°C Yes
Package / Case 6-SMD, Gull Wing 6-SMD, Gull Wing Yes
RoHS Status ROHS3 Compliant ROHS3 Compliant Yes
Moisture Sensitivity Level (MSL) 1 (Unlimited) 1 (Unlimited) Yes
Product Status Active Active Yes

Engineering Selection Recommendations

Both MOC8050SM and MOC8050XSM are active production components from the same manufacturer within the MOC8050 series. Selection between these parts is based on availability and supply chain considerations rather than technical differentiation. Both parts maintain ROHS3 compliance and REACH unaffected status, meeting regulatory requirements for industrial and commercial applications. The MOC8050XSM currently has higher inventory availability at 1254 units compared to 722 units for the MOC8050SM, making it suitable for high-volume procurement scenarios. Either part is suitable for applications requiring 5000Vrms isolation with Darlington output in surface mount configuration.

Frequently Asked Questions (FAQ)

Q: Are MOC8050SM and MOC8050XSM electrically interchangeable?

A: Yes. Both parts share identical electrical specifications including isolation voltage, current transfer ratio, output voltage and current ratings, and saturation characteristics. They are direct functional equivalents.

Q: Can MOC8050XSM be used as a drop-in replacement for MOC8050SM?

A: Yes. The parts are mechanically and electrically identical. Both use the same 6-SMD Gull Wing package, allowing direct PCB substitution without design modification.

Q: What is the difference between MOC8050SM and MOC8050XSM?

A: The parts are functionally equivalent. The designation difference reflects internal manufacturing or supplier coding. All specified parameters are identical.

Q: Do both parts meet the same compliance standards?

A: Yes. Both MOC8050SM and MOC8050XSM are ROHS3 compliant and REACH unaffected, meeting equivalent regulatory requirements.

Q: Which part should be selected for new designs?

A: Either part is suitable for new designs. Selection can be based on current inventory availability or supplier preference, as both maintain active production status and identical specifications.

Q: Are there any temperature or operating condition differences?

A: No. Both parts operate across the identical temperature range of -55°C to 110°C with matching performance characteristics across this range.

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