Z0109MAG TRIAC Equivalent & Substitute Parts

Part Overview

The Z0109MAG is a Logic - Sensitive Gate TRIAC rated for 600 V off-state voltage and 1 A on-state current in a Through Hole TO-92-3 package, manufactured by onsemi. This part is classified as Obsolete. Equivalent and substitute parts are necessary to maintain design continuity and ensure component availability for production and repair applications.

Key Parameters

Parameter	Z0109MAG
Triac Type	Logic - Sensitive Gate
Voltage - Off State	600 V
Current - On State (It (RMS)) (Max)	1 A
Voltage - Gate Trigger (Vgt) (Max)	1.3 V
Current - Gate Trigger (Igt) (Max)	10 mA
Current - Hold (Ih) (Max)	10 mA
Current - Non Rep. Surge 50, 60Hz (Itsm)	8 A @ 60Hz
Operating Temperature	-40°C ~ 125°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-226-3, TO-92-3 Long Body
Configuration	Single
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution for the Z0109MAG is determined by the following critical parameters:

Voltage Rating: Off-state voltage must be 600 V
Current Rating: On-state current (It (RMS)) must be 1 A or greater
Gate Trigger Characteristics: Voltage gate trigger (Vgt) maximum 1.3 V and current gate trigger (Igt) maximum 10 mA
Hold Current: Maximum 10 mA
Package: TO-92-3 Through Hole configuration
Triac Type: Logic - Sensitive Gate or Standard gate types with compatible trigger parameters

Parts are grouped into two categories:

Direct Equivalents (Logic - Sensitive Gate): Parts with identical Triac Type classification and matching electrical specifications.

Compatible Substitutes (Standard Gate): Parts with Standard Triac Type classification that maintain the same voltage, current, and package specifications. These parts have lower gate trigger voltage (1 V maximum) and are functionally compatible for applications where gate sensitivity is not a limiting factor.

Parameter Comparison

Part Number	Manufacturer	Triac Type	Voltage - Off State	Current - On State (Max)	Vgt (Max)	Igt (Max)	Ih (Max)	Itsm (50/60Hz)	Operating Temp	Package	Product Status
Z0109MAG	onsemi	Logic - Sensitive Gate	600 V	1 A	1.3 V	10 mA	10 mA	8 A @ 60Hz	-40°C ~ 125°C	TO-92-3	Obsolete
Z0109MA 1AA2	STMicroelectronics	Logic - Sensitive Gate	600 V	1 A	1.3 V	10 mA	10 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
Z0103MA,116	WeEn Semiconductors	Logic - Sensitive Gate	600 V	1 A	1.3 V	3 mA	7 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
Z0103MA,412	NXP USA Inc.	Logic - Sensitive Gate	600 V	1 A	1.3 V	3 mA	7 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
Z0107MA,116	WeEn Semiconductors	Logic - Sensitive Gate	600 V	1 A	1.3 V	5 mA	10 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
Z0107MA,412	WeEn Semiconductors	Logic - Sensitive Gate	600 V	1 A	1.3 V	5 mA	10 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
Z0109MA,412	WeEn Semiconductors	Logic - Sensitive Gate	600 V	1 A	1.3 V	10 mA	10 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
MAC97A8,116	NXP USA Inc.	Logic - Sensitive Gate	600 V	600 mA	2 V	5 mA	10 mA	8 A, 8.8 A	-40°C ~ 125°C	TO-92-3	Active
Z0109MAML	WeEn Semiconductors	Standard	600 V	1 A	1 V	10 mA	10 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active
Z0109MAQP	WeEn Semiconductors	Standard	600 V	1 A	1 V	10 mA	10 mA	8 A, 8.5 A	-40°C ~ 125°C	TO-92-3	Active

Engineering Selection Recommendations

Primary Substitutes (Direct Equivalents)

Z0109MA 1AA2 (STMicroelectronics) is the closest direct equivalent. It maintains identical Logic - Sensitive Gate classification, voltage rating, current rating, and gate trigger specifications. Product status is Active with RoHS3 compliance.

Z0109MA,412 (WeEn Semiconductors) provides an exact electrical match with Active product status and RoHS compliance. This part is available in bulk packaging.

Secondary Substitutes (Compatible Gate Characteristics)

Z0107MA,116 and Z0107MA,412 (WeEn Semiconductors) are Logic - Sensitive Gate TRIACs with slightly higher gate trigger current (5 mA versus 10 mA) but maintain all voltage and current ratings. Both are Active with RoHS compliance.

Z0103MA,116 (WeEn Semiconductors) and Z0103MA,412 (NXP USA Inc.) feature lower gate trigger current (3 mA) and hold current (7 mA), providing enhanced gate sensitivity. Both are Active products with RoHS compliance.

Alternative Substitutes (Standard Gate Type)

Z0109MAML and Z0109MAQP (WeEn Semiconductors) are Standard gate TRIACs with identical voltage, current, and package specifications. Gate trigger voltage is reduced to 1 V maximum. These parts are suitable for applications where gate sensitivity requirements are less stringent. Both are Active with MSL 1 rating.

Not Recommended

MAC97A8,116 (NXP USA Inc.) has reduced on-state current rating (600 mA maximum) and elevated gate trigger voltage (2 V maximum), making it unsuitable as a direct substitute for 1 A applications.

Frequently Asked Questions (FAQ)

Q: Can Z0109MA 1AA2 be used as a direct replacement for Z0109MAG?

A: Yes. Z0109MA 1AA2 maintains identical electrical specifications including 600 V off-state voltage, 1 A on-state current, 1.3 V maximum gate trigger voltage, and 10 mA maximum gate trigger current. Both are Logic - Sensitive Gate TRIACs in TO-92-3 packages. The primary difference is product status: Z0109MAG is Obsolete while Z0109MA 1AA2 is Active.

Q: What is the difference between Logic - Sensitive Gate and Standard gate TRIACs?

A: Logic - Sensitive Gate TRIACs are designed for lower gate trigger voltage and current requirements, typically 1.3 V and 10 mA or less. Standard gate TRIACs have higher gate trigger voltage thresholds, typically 1 V or greater. For the Z0109MAG, Standard gate alternatives (Z0109MAML, Z0109MAQP) are functionally compatible if gate sensitivity is not a circuit requirement.

Q: Are there current rating differences among the substitutes?

A: Yes. Most substitutes maintain the 1 A on-state current rating. MAC97A8,116 is an exception with 600 mA maximum rating and is not suitable for 1 A applications. Verify application current requirements before selection.

Q: What packaging options are available?

A: All listed substitutes are available in TO-92-3 Through Hole configuration. Packaging variants include Bulk and Tape & Reel (TR). Confirm packaging requirements with procurement specifications.

Q: Do the substitute parts have RoHS compliance?

A: Most Active substitutes carry RoHS compliance certification. Z0109MA 1AA2 is RoHS3 compliant. Z0103MA,116, Z0107MA,116, Z0107MA,412, and Z0109MA,412 are RoHS compliant. Verify specific compliance requirements for your application.

Q: What is the operating temperature range for substitutes?

A: All Logic - Sensitive Gate substitutes maintain the -40°C to 125°C operating temperature range. Standard gate alternatives (Z0109MAML, Z0109MAQP) also operate within this range.

Q: Can gate trigger current differences affect circuit performance?

A: Yes. Parts with lower gate trigger current (Z0103MA series at 3 mA) require less gate drive current than the original Z0109MAG (10 mA). Parts with higher gate trigger current (Z0107MA series at 5 mA) fall between these values. Circuit gate drive capability must be verified for compatibility.

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