MAC16CN TRIAC 800V 16A Equivalent & Substitute Parts

Part Overview

The MAC16CN is a standard TRIAC thyristor rated for 800V off-state voltage and 16A on-state current in a TO-220-3 through-hole package. This part is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and procurement. Direct replacements and functionally compatible alternatives are available from multiple manufacturers with active product status and improved compliance certifications.

Key Parameters

Parameter	Value
Voltage - Off State	800 V
Current - On State (It (RMS)) (Max)	16 A
Voltage - Gate Trigger (Vgt) (Max)	1.5 V
Current - Gate Trigger (Igt) (Max)	35 mA
Current - Hold (Ih) (Max)	50 mA
Current - Non Rep. Surge 50, 60Hz (Itsm)	150A @ 60Hz
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-220-3
Triac Type	Standard

Substitute Part Grouping Explanation

Substitution for the MAC16CN is determined by strict equivalence across electrical and mechanical parameters. The primary substitution criteria are:

Direct Electrical Equivalents (16A Rating): Parts maintaining 800V off-state voltage, 16A on-state current, and compatible gate trigger characteristics (Vgt ≤ 1.5V, Igt ≤ 50mA) qualify as direct replacements. These include MAC16CNG (onsemi), MAC16HCNG (Littelfuse), and MAC16NG (Littelfuse), as well as BTA216-800B,127, BTA316-800B,127, and BTA316-800B0,127 from WeEn Semiconductors.

Functional Alternatives (12A Rating): Parts rated for 800V off-state voltage and 12A on-state current represent reduced-current alternatives suitable for applications where 16A capacity is not required. These include ACTT12-800CQ and ACTT12-800CTQ (WeEn Semiconductors), BTA12-800BRG, and BTA12-800BWRG (STMicroelectronics).

Package Compatibility: All substitute parts maintain TO-220-3 through-hole packaging and TO-220AB supplier device package designation, ensuring mechanical and thermal interface compatibility.

Parameter Comparison

Part Number	Manufacturer	Voltage - Off State	Current - On State (Max)	Vgt (Max)	Igt (Max)	Ih (Max)	Itsm @ 60Hz	Operating Temp	Product Status	RoHS Status
MAC16CN	onsemi	800 V	16 A	1.5 V	35 mA	50 mA	150A	-40°C ~ 125°C	Obsolete	RoHS non-compliant
MAC16CNG	onsemi	800 V	16 A	1.5 V	35 mA	50 mA	150A	-40°C ~ 125°C	Active	Not specified
MAC16HCNG	Littelfuse Inc.	800 V	16 A	1.5 V	50 mA	50 mA	150A	-40°C ~ 125°C	Active	ROHS3 Compliant
MAC16NG	Littelfuse Inc.	800 V	16 A	1.5 V	50 mA	50 mA	150A	-40°C ~ 125°C	Active	ROHS3 Compliant
BTA216-800B,127	WeEn Semiconductors	800 V	16 A	1.5 V	50 mA	60 mA	150A	125°C	Active	RoHS Compliant
BTA316-800B,127	WeEn Semiconductors	800 V	16 A	1.5 V	50 mA	60 mA	150A	125°C	Active	ROHS3 Compliant
BTA316-800B0,127	WeEn Semiconductors	800 V	16 A	1.5 V	50 mA	60 mA	150A	125°C	Active	RoHS Compliant
ACTT12-800CQ	WeEn Semiconductors	800 V	12 A	1 V	35 mA	50 mA	132A	125°C	Active	RoHS Compliant
ACTT12-800CTQ	WeEn Semiconductors	800 V	12 A	1 V	35 mA	50 mA	132A	150°C	Active	RoHS Compliant
BTA12-800BRG	STMicroelectronics	800 V	12 A	1.3 V	50 mA	50 mA	126A	-40°C ~ 125°C	Active	ROHS3 Compliant
BTA12-800BWRG	STMicroelectronics	800 V	12 A	1.3 V	50 mA	50 mA	126A	-40°C ~ 125°C	Active	ROHS3 Compliant

Engineering Selection Recommendations

Direct Replacement Priority: MAC16CNG, MAC16HCNG, and MAC16NG are the preferred direct replacements for MAC16CN, maintaining identical 16A on-state current and 800V voltage rating. MAC16HCNG and MAC16NG offer ROHS3 compliance and active product status, making them suitable for new designs and long-term availability. MAC16CNG provides onsemi continuity with active status.

16A Alternatives: BTA216-800B,127, BTA316-800B,127, and BTA316-800B0,127 from WeEn Semiconductors are electrically equivalent 16A TRIACs with active status and RoHS compliance. These parts are suitable where manufacturer diversification is required or where existing supply chains favor WeEn components.

12A Reduced-Current Alternatives: ACTT12-800CQ, ACTT12-800CTQ, BTA12-800BRG, and BTA12-800BWRG are applicable only in applications where 12A on-state current is sufficient. These parts offer active status and RoHS compliance but represent a current derating of 25% from the original MAC16CN specification. STMicroelectronics BTA12 variants provide extended temperature range (-40°C ~ 125°C) compared to WeEn ACTT12 alternatives.

Compliance Considerations: All substitute parts except MAC16CNG carry RoHS compliance certifications. For applications requiring RoHS compliance, MAC16HCNG, MAC16NG, BTA316-800B,127, BTA12-800BRG, and BTA12-800BWRG are compliant options.

Frequently Asked Questions (FAQ)

Q: Can MAC16CNG be used as a direct replacement for MAC16CN? A: Yes. MAC16CNG maintains identical electrical specifications: 800V off-state voltage, 16A on-state current, 1.5V gate trigger voltage, and 35mA gate trigger current. Both are TO-220-3 through-hole packages. MAC16CNG has active product status, addressing the obsolescence of MAC16CN.

Q: What is the difference between MAC16HCNG and MAC16NG? A: Both are Littelfuse 16A, 800V TRIACs in TO-220-3 packages with ROHS3 compliance and active status. MAC16HCNG is supplied in tube packaging, while MAC16NG is supplied in box packaging. Electrical specifications are identical. Selection depends on packaging and handling requirements.

Q: Can 12A TRIACs replace a 16A TRIAC? A: 12A TRIACs (ACTT12-800CQ, ACTT12-800CTQ, BTA12-800BRG, BTA12-800BWRG) are suitable only for applications where the maximum on-state current requirement does not exceed 12A. These parts represent a 25% current derating and should not be used in designs requiring the full 16A capacity of MAC16CN.

Q: Are all substitute parts available in the same TO-220-3 package? A: Yes. All listed substitute parts use TO-220-3 through-hole packaging with TO-220AB supplier device package designation, ensuring mechanical and thermal compatibility with MAC16CN footprints.

Q: Which substitute offers the best long-term availability? A: MAC16HCNG and MAC16NG (Littelfuse) and BTA316-800B,127 (WeEn Semiconductors) have the highest inventory levels (2200, 1296, and 22100 units respectively) and active product status, indicating strong long-term availability.

Q: Do all substitutes meet RoHS requirements? A: No. MAC16CNG does not specify RoHS status. For RoHS-compliant applications, use MAC16HCNG, MAC16NG, BTA216-800B,127, BTA316-800B,127, BTA316-800B0,127, ACTT12-800CQ, ACTT12-800CTQ, BTA12-800BRG, or BTA12-800BWRG.

Q: What is the temperature operating range difference between substitutes? A: MAC16CN, MAC16CNG, MAC16HCNG, MAC16NG, and BTA12 variants operate from -40°C to 125°C. ACTT12-800CQ operates to 125°C, while ACTT12-800CTQ extends to 150°C. BTA216 and BTA316 variants are rated to 125°C. Select based on application thermal requirements.

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