MOC3023SVM Equivalent & Substitute Parts

Part Overview

The MOC3023SVM is an optoisolator with triac output manufactured by onsemi, designed for high-voltage isolation applications. This 6-SMD surface mount component provides 4170Vrms isolation voltage with single-channel triac output and is currently in active production status. Substitute parts are identified based on matching electrical characteristics, mechanical compatibility, and functional equivalence within the MOC302x series optoisolator family.

Key Parameters

Parameter	MOC3023SVM
Manufacturer	onsemi
Category	Optoisolators
Output Type	Triac
Number of Channels	1
Voltage - Isolation	4170Vrms
Voltage - Off State	400 V
Current - LED Trigger (Ift) (Max)	5mA
Current - Hold (Ih)	100µA (Typ)
Voltage - Forward (Vf) (Typ)	1.15V
Current - DC Forward (If) (Max)	60 mA
Operating Temperature	-40°C ~ 85°C
Mounting Type	Surface Mount
Package / Case	6-SMD, Gull Wing
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the MOC3023SVM are identified from the MOC302x series based on the following substitution criteria:

Mandatory Matching Parameters:

Output Type: Triac
Number of Channels: 1
Voltage - Off State: 400 V
Mounting Type: Surface Mount
Package / Case: 6-SMD, Gull Wing
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Allowable Variation Parameters:

Voltage - Isolation: Substitute parts with equal or higher isolation voltage (≥4170Vrms) are acceptable
Current - LED Trigger (Ift) (Max): Substitute parts with equal or lower trigger current (≤5mA) are acceptable
Current - Hold (Ih): Substitute parts with equal or higher hold current are acceptable
Voltage - Forward (Vf) (Typ): Substitute parts with matching forward voltage (1.15V) are acceptable
Current - DC Forward (If) (Max): Substitute parts with equal or lower forward current (≤60mA) are acceptable
Operating Temperature: Substitute parts with equal or wider temperature range are acceptable

Parameter Comparison

Part Number	Manufacturer	Voltage - Isolation	Current - LED Trigger (Ift) (Max)	Current - Hold (Ih)	Current - DC Forward (If) (Max)	Operating Temperature	Packaging
MOC3023SVM	onsemi	4170Vrms	5mA	100µA (Typ)	60 mA	-40°C ~ 85°C	Tube
MOC3020S	Lite-On Inc.	5000Vrms	30mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Tube
MOC3021S	Lite-On Inc.	5000Vrms	15mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Tube
MOC3021S-TA1	Lite-On Inc.	5000Vrms	15mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Cut Tape (CT) & Digi-Reel®
MOC3022S	Lite-On Inc.	5000Vrms	10mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Tube
MOC3022S-TA1	Lite-On Inc.	5000Vrms	10mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Cut Tape (CT) & Digi-Reel®
MOC3023S	Lite-On Inc.	5000Vrms	5mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Tube
MOC3023S-TA1	Lite-On Inc.	5000Vrms	5mA	250µA (Typ)	50 mA	-40°C ~ 100°C	Cut Tape (CT) & Digi-Reel®

Engineering Selection Recommendations

All substitute parts listed maintain active product status and ROHS3 compliance. The MOC3023S and MOC3023S-TA1 from Lite-On Inc. provide the closest electrical match to the MOC3023SVM, with identical LED trigger current specifications (5mA) and higher isolation voltage (5000Vrms). These parts are suitable for direct substitution in applications where the MOC3023SVM is specified.

MOC3022S and MOC3022S-TA1 offer reduced LED trigger current (10mA) with higher isolation voltage, appropriate for applications with lower input drive requirements. MOC3021S and MOC3021S-TA1 provide 15mA trigger current specification. MOC3020S operates at 30mA trigger current and represents the highest input drive requirement among available substitutes.

All substitute parts support the same 6-SMD gull wing package and surface mount configuration. Packaging variants include tube and cut tape with digi-reel options. Operating temperature range extends to 100°C for all Lite-On substitutes, providing wider thermal operating margin compared to the MOC3023SVM specification of -40°C to 85°C.

Frequently Asked Questions (FAQ)

Q: Can MOC3023S replace MOC3023SVM directly?

A: Yes. MOC3023S matches the LED trigger current specification (5mA) and maintains the same 6-SMD gull wing package. The higher isolation voltage (5000Vrms vs 4170Vrms) and extended operating temperature range (-40°C to 100°C) provide additional design margin.

Q: What is the difference between MOC3023S and MOC3023S-TA1?

A: Both parts are electrically identical. The difference is packaging: MOC3023S is supplied in tube packaging, while MOC3023S-TA1 is supplied in cut tape with digi-reel. Select based on assembly process requirements.

Q: Can I use MOC3022S if MOC3023S is unavailable?

A: MOC3022S is suitable if your application can tolerate 10mA LED trigger current instead of 5mA. The higher isolation voltage and extended temperature range remain advantageous. Verify that your input drive circuit can supply the required trigger current.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance and MSL 1 (unlimited) moisture sensitivity rating, matching the MOC3023SVM specifications.

Q: What is the impact of different manufacturers on substitution?

A: All substitute parts are from Lite-On Inc., a qualified manufacturer within the MOC302x optoisolator family. Product status is active for all parts, ensuring continued availability and supply chain stability.

Q: Can I use MOC3020S as a substitute?

A: MOC3020S is functionally compatible but requires 30mA LED trigger current, significantly higher than the MOC3023SVM specification of 5mA. Use only if your input drive circuit is designed to supply this higher current level.

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