2N5210TFR Equivalent & Substitute Parts

Part Overview

The 2N5210TFR is an NPN bipolar junction transistor manufactured by onsemi, designed for general-purpose switching and amplification applications. This device features a 50 V collector-emitter breakdown voltage rating and 100 mA maximum collector current in a through-hole TO-92-3 package. The 2N5210TFR is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production requirements. Substitute components must maintain electrical compatibility across critical parameters including voltage ratings, current handling, gain characteristics, and thermal specifications.

Substiute Parts

2N5210TFR

onsemiIn Stock: 7992N5210TFR Datasheet

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MMBT2484LT1G

onsemiIn Stock: 9298MMBT2484LT1G Datasheet

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2N5232A PBFREE

Central Semiconductor CorpIn Stock: 178042N5232A PBFREE Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 2N5210TFR is determined by strict adherence to the following electrical and mechanical parameters:

Critical Compatibility Parameters:

• Transistor type must be NPN
• Collector-emitter breakdown voltage must equal or exceed 50 V
• Maximum collector current must be 100 mA or greater
• DC current gain (hFE) minimum must be 200 or higher
• Operating temperature range must encompass -55°C to 150°C
• Vce saturation characteristics must be compatible with circuit requirements

Mechanical Compatibility:

• Through-hole mounting type (TO-92-3 package) for direct PCB replacement
• Surface-mount alternatives (SOT-23-3) for redesigned applications

Substitute parts are grouped into two categories: direct through-hole replacements maintaining identical package form factor, and surface-mount alternatives for applications permitting package redesign.

Parameter Comparison

Engineering Selection Recommendations

2N5232A PBFREE (Through-Hole Direct Replacement)

The 2N5232A PBFREE is the primary substitute for through-hole applications. This part maintains identical voltage and current ratings (50 V, 100 mA) and equivalent power dissipation (625 mW). The device features improved DC current gain (250 minimum versus 200 minimum) and superior saturation voltage characteristics (125 mV versus 700 mV), resulting in enhanced switching performance. The 2N5232A PBFREE is manufactured by Central Semiconductor Corp and holds active product status with ROHS3 compliance. Operating temperature range extends to -65°C, exceeding the 2N5210TFR specification. This part is suitable for direct PCB substitution without circuit redesign.

MMBT2484LT1G (Surface-Mount Alternative)

The MMBT2484LT1G is a surface-mount NPN transistor suitable for applications permitting package redesign. This device provides 60 V collector-emitter breakdown voltage, exceeding the 50 V requirement, with identical 100 mA maximum collector current. The MMBT2484LT1G features higher DC current gain (250 minimum) and lower collector cutoff current (10 nA versus 50 nA). Power dissipation is reduced to 225 mW due to the surface-mount package thermal characteristics. This part is manufactured by onsemi and maintains active product status. The SOT-23-3 package requires PCB layout modification but offers space efficiency and improved thermal performance in modern surface-mount designs.

Frequently Asked Questions (FAQ)

Q: Can the 2N5232A PBFREE directly replace the 2N5210TFR without circuit modification?

A: Yes. The 2N5232A PBFREE maintains identical voltage (50 V) and current (100 mA) ratings with equivalent power dissipation (625 mW). Both devices use the TO-92-3 through-hole package. The improved saturation voltage and current gain of the 2N5232A PBFREE enhance circuit performance without requiring design changes.

Q: What are the key differences between the 2N5232A PBFREE and MMBT2484LT1G?

A: The primary differences are package type and power rating. The 2N5232A PBFREE is a through-hole TO-92-3 device rated at 625 mW, while the MMBT2484LT1G is a surface-mount SOT-23-3 device rated at 225 mW. The MMBT2484LT1G provides higher voltage rating (60 V versus 50 V) and lower collector cutoff current. Package selection depends on PCB design requirements and thermal constraints.

Q: Is the MMBT2484LT1G suitable for high-power applications?

A: The MMBT2484LT1G is limited to 225 mW maximum power dissipation, compared to 625 mW for the 2N5210TFR and 2N5232A PBFREE. Applications requiring sustained power dissipation above 225 mW must use through-hole devices. The MMBT2484LT1G is appropriate for low-power switching and signal amplification in surface-mount designs.

Q: What compliance certifications apply to substitute parts?

A: The 2N5232A PBFREE holds ROHS3 compliance certification. All substitute parts maintain MSL 1 (Unlimited) moisture sensitivity rating and REACH Unaffected status. ECCN and HTSUS classifications are identical across all parts.

Q: Can the 2N5210TFR be used in new designs?

A: The 2N5210TFR is classified as obsolete. New designs must specify either the 2N5232A PBFREE for through-hole applications or the MMBT2484LT1G for surface-mount applications. Both substitute parts maintain active product status with established supply chains.

Q: How do saturation voltage differences affect circuit performance?

A: The 2N5232A PBFREE exhibits 125 mV saturation voltage compared to 700 mV for the 2N5210TFR. Lower saturation voltage reduces power dissipation in saturated switching applications and improves switching speed. The MMBT2484LT1G provides intermediate saturation voltage (350 mV), balancing performance and power characteristics.