VN2222LLG N-Channel MOSFET Equivalent & Substitute Parts

Part Overview

The VN2222LLG is an N-Channel MOSFET manufactured by onsemi, rated for 60V drain-to-source voltage with 150mA continuous drain current in a Through Hole TO-92-3 package. This device is classified as obsolete, making identification of equivalent and substitute parts necessary for ongoing design support and procurement continuity. The VN2222LLG serves applications requiring low-power switching and signal amplification in consumer and industrial electronics.

Substiute Parts

VN2222LLG

onsemiIn Stock: 2073VN2222LLG Datasheet

Current PartRFQ

VN2222LL-G

Microchip TechnologyIn Stock: 2575VN2222LL-G Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the VN2222LLG is determined by strict equivalence across the following critical parameters:

Electrical Compatibility Requirements:

• Drain to Source Voltage (Vdss): Must equal or exceed 60V
• FET Type: Must be N-Channel
• Technology: Must be MOSFET (Metal Oxide)
• Rds On (Max) @ Id, Vgs: Must match or be lower (7.5Ohm @ 500mA, 10V)
• Vgs(th) (Max) @ Id: Must match or be lower (2.5V @ 1mA)
• Operating Temperature Range: Must encompass -55°C to 150°C

Mechanical Compatibility Requirements:

• Mounting Type: Must be Through Hole
• Package / Case: Must be TO-226-3 or TO-92-3

Compliance Requirements:

• Moisture Sensitivity Level (MSL): Must be 1 (Unlimited) or equivalent
• REACH Status: Must be REACH Unaffected or compliant

The VN2222LL-G qualifies as a direct substitute based on these parameters. While the substitute part offers enhanced specifications (higher continuous drain current and power dissipation under Tc conditions), it maintains full backward compatibility with the original design requirements.

Parameter Comparison

Engineering Selection Recommendations

VN2222LL-G (Microchip Technology) - Primary Substitute

The VN2222LL-G is a direct functional equivalent to the VN2222LLG. Selection of this substitute is supported by the following factors:

• Electrical Equivalence: All critical electrical parameters match or exceed the original specification. The device maintains identical Rds On, Vgs(th), and Vdss ratings, ensuring drop-in compatibility in existing circuit designs.

• Package Compatibility: Both devices use the TO-92-3 Through Hole package with identical pinout and mechanical dimensions, requiring no PCB layout modifications.

• Production Status: The VN2222LL-G is in active production, providing long-term availability and supply chain stability compared to the obsolete VN2222LLG.

• Compliance: The substitute maintains REACH Unaffected status and MSL 1 (Unlimited) rating, matching the original part's environmental and handling requirements. The Microchip variant includes RoHS3 compliance certification.

• Enhanced Specifications: The substitute offers higher continuous drain current (230mA vs. 150mA) and extended gate voltage rating (±30V vs. ±20V), providing design margin without introducing incompatibility.

Frequently Asked Questions (FAQ)

Q: Can the VN2222LL-G replace the VN2222LLG in existing designs without circuit modification?

A: Yes. The VN2222LL-G is a direct substitute with identical electrical characteristics at the critical operating points (Rds On, Vgs(th), Vdss) and identical package pinout. No circuit modifications are required.

Q: What is the difference in continuous drain current between these parts?

A: The VN2222LLG is rated for 150mA continuous drain current at 25°C (Ta). The VN2222LL-G is rated for 230mA continuous drain current at Tj. This higher rating in the substitute provides additional design margin and does not create incompatibility.

Q: Are the packages physically identical?

A: Yes. Both devices use the TO-92-3 (TO-226-3) Through Hole package. Pin assignments and mechanical dimensions are identical, allowing direct PCB substitution without layout changes.

Q: What is the significance of the product status difference?

A: The VN2222LLG is classified as obsolete, indicating onsemi has discontinued production. The VN2222LL-G is in active production by Microchip Technology, ensuring ongoing availability and supply chain support for new designs and production runs.

Q: Are there any compliance or environmental differences?

A: Both parts maintain REACH Unaffected status and MSL 1 (Unlimited) moisture sensitivity rating. The VN2222LL-G includes RoHS3 compliance certification, which the original part does not specify. This represents an improvement in environmental compliance.

Q: Can the VN2222LL-G be used in applications requiring the full ±20V gate voltage specification?

A: Yes. The VN2222LL-G supports ±30V gate voltage, which exceeds the ±20V requirement of the original design. Applications using the full ±20V range operate within the substitute's specification.

Q: What is the thermal performance difference?

A: The VN2222LLG specifies 400mW power dissipation at Ta (ambient temperature). The VN2222LL-G specifies 400mW at Ta and 1W at Tc (case temperature), indicating improved thermal performance. Both parts operate across the identical temperature range (-55°C to 150°C).