5LN01SP N-Channel MOSFET Equivalent & Substitute Parts

Part Overview

The 5LN01SP is an N-Channel MOSFET manufactured by onsemi, rated for 50V drain-to-source voltage with 100mA continuous drain current and 250mW power dissipation. The device features a through-hole 3-SPA package configuration and is designed for general-purpose switching applications.

This part is classified as obsolete. Identifying equivalent and substitute components is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for systems utilizing this device.

Substiute Parts

5LN01SP

onsemiIn Stock: 9825LN01SP Datasheet

Current PartRFQ

VN2222LL-G

Microchip TechnologyIn Stock: 2575VN2222LL-G Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 5LN01SP is determined by the following critical parameters:

Electrical Compatibility Criteria:

• FET Type: N-Channel topology must be maintained
• Technology: MOSFET (Metal Oxide) construction required
• Drain to Source Voltage (Vdss): Substitute must equal or exceed 50V rating
• Continuous Drain Current (Id): Substitute must support application current requirements
• Power Dissipation: Substitute must handle thermal load of the application
• Rds On characteristics: On-resistance must be compatible with circuit switching performance
• Gate threshold voltage (Vgs(th)): Must be compatible with drive circuit voltage levels
• Maximum gate voltage (Vgs Max): Must accommodate gate drive signal range

Mechanical Compatibility Criteria:

• Mounting Type: Through-hole configuration required for PCB compatibility
• Package compatibility: Physical dimensions and pin configuration must allow direct substitution or adapter implementation

The VN2222LL-G manufactured by Microchip Technology meets the electrical and mechanical substitution criteria for the 5LN01SP. This device provides enhanced ratings across multiple parameters while maintaining N-Channel MOSFET topology and through-hole mounting configuration.

Parameter Comparison

Engineering Selection Recommendations

Product Status Consideration: The 5LN01SP is classified as obsolete, making the VN2222LL-G an active alternative for ongoing production and support. The substitute part maintains active manufacturing status with Microchip Technology, ensuring long-term availability and supply chain stability.

Compliance and Certification: Both devices carry identical REACH and ECCN classifications (REACH Unaffected, EAR99), confirming regulatory equivalence for export and environmental compliance purposes. The VN2222LL-G carries RoHS3 compliance certification, providing additional environmental compliance assurance for modern manufacturing standards.

Electrical Performance: The VN2222LL-G provides superior electrical ratings across all measured parameters. The 60V Vdss rating exceeds the 5LN01SP requirement, the 230mA continuous drain current substantially exceeds the 100mA specification, and the 400mW power dissipation at Ta provides enhanced thermal headroom. The on-resistance characteristics remain comparable, with the VN2222LL-G measured at higher current levels (500mA versus 50mA), indicating consistent switching performance across the operating range.

Thermal Performance: The VN2222LL-G supports 1W power dissipation at Tc (case temperature), providing significant thermal margin over the 5LN01SP 250mW rating. This enhanced thermal capability accommodates higher power applications and improves reliability in thermally constrained environments.

Gate Drive Compatibility: The VN2222LL-G gate voltage rating of ±30V exceeds the 5LN01SP ±10V specification, providing broader compatibility with various gate drive circuits. The higher threshold voltage (2.5V versus 1.3V) requires verification against existing gate drive voltage levels to ensure reliable switching operation.

Package Considerations: The 5LN01SP uses SC-72 (3-SPA) packaging, while the VN2222LL-G uses TO-92-3 (TO-226-3) packaging. Both are through-hole configurations with three leads. Physical pin spacing and lead geometry differ between these packages, requiring PCB layout modification or mechanical adapter implementation for direct substitution.

Frequently Asked Questions (FAQ)

Q: Can the VN2222LL-G directly replace the 5LN01SP without PCB modification?

A: Direct pin-for-pin replacement is not possible due to package differences. The 5LN01SP uses SC-72 (3-SPA) packaging while the VN2222LL-G uses TO-92-3 (TO-226-3) packaging. Physical lead spacing and geometry differ between these through-hole packages. PCB layout modification or mechanical adapter implementation is required.

Q: Are the electrical characteristics of the VN2222LL-G compatible with circuits designed for the 5LN01SP?

A: The VN2222LL-G provides enhanced electrical ratings that exceed 5LN01SP specifications across voltage, current, and power dissipation parameters. The higher gate threshold voltage (2.5V versus 1.3V) requires verification against the existing gate drive circuit to ensure reliable switching at the intended drive voltage. The higher maximum gate voltage (±30V versus ±10V) provides broader compatibility with gate drive implementations.

Q: What is the significance of the higher input capacitance in the VN2222LL-G?

A: The VN2222LL-G exhibits higher input capacitance (60 pF @ 25V versus 6.6 pF @ 10V for the 5LN01SP). This parameter affects gate charge requirements and switching speed. Higher input capacitance may require increased gate drive current or modified timing characteristics in high-frequency switching applications. Circuit simulation or bench testing is appropriate to evaluate switching performance in the specific application.

Q: Why is the VN2222LL-G rated for a wider operating temperature range?

A: The VN2222LL-G supports −55°C to 150°C junction temperature operation, compared to the 5LN01SP 150°C maximum. The extended low-temperature rating provides operational capability in cold environment applications. The upper temperature limit remains equivalent at 150°C.

Q: What compliance advantages does the VN2222LL-G provide?

A: The VN2222LL-G carries RoHS3 compliance certification in addition to REACH and EAR99 classifications shared with the 5LN01SP. RoHS3 compliance ensures the device meets current environmental standards for hazardous substance restrictions, supporting modern manufacturing and supply chain requirements.

Q: Is the VN2222LL-G suitable for applications requiring the exact 100mA current rating of the 5LN01SP?

A: Yes. The VN2222LL-G continuous drain current rating of 230mA exceeds the 100mA requirement, providing operational margin. The device operates reliably at current levels below its maximum rating. Applications requiring exactly 100mA operation benefit from the additional current capacity and associated thermal margin.

Q: How do the on-resistance characteristics compare between these devices?

A: The 5LN01SP specifies 7.8 Ohm maximum on-resistance at 50mA and 4V gate voltage. The VN2222LL-G specifies 7.5 Ohm maximum on-resistance at 500mA and 10V gate voltage. The comparable on-resistance values indicate similar switching efficiency. The VN2222LL-G measurement at higher current and gate voltage demonstrates consistent performance across a broader operating range.

Q: What inventory considerations apply to these parts?

A: The 5LN01SP is classified as obsolete with 877 pieces in stock. The VN2222LL-G is active production with 2499 pieces in stock, providing superior long-term availability and supply chain continuity for ongoing production requirements.