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Equivalent & Substitute Parts Reference: 2SC2873-Y-TP
Part Overview
The 2SC2873-Y-TP, manufactured by Micro Commercial Co, is an active NPN bipolar junction transistor (BJT) provided in a surface mount SOT-89 (TO-243AA) package. Its functional specifications include a maximum collector current of 2 A, a collector-emitter breakdown voltage of 50 V, and a transition frequency of 120 MHz. The need to find alternative models arises when inventory, packaging style, manufacturer preference, or compliance requirements dictate a change. Substituting with equivalent BJTs from the same category aligns with standard engineering practice when critical electrical and mechanical parameters are consistent.
Substiute Parts
Key Parameters
| Parameter | Main Part: 2SC2873-Y-TP | Substitute Part: 2SC5994-TD-E |
|---|---|---|
| Manufacturer | Micro Commercial Co | onsemi |
| Part Status | Active | Active |
| Category | Transistors, Bipolar (BJT) | Transistors, Bipolar (BJT) |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 2 A | 2 A |
| Voltage - Collector Emitter Breakdown (Max) | 50 V | 50 V |
| Vce Saturation (Max) @ Ib, Ic | 500mV @ 50mA, 1A | 300mV @ 50mA, 1A |
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 1µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 120 @ 1mA, 6V | 200 @ 100mA, 2V |
| Power - Max | 500 mW | 1.3 W |
| Frequency - Transition | 120MHz | 420MHz |
| Operating Temperature | -55°C ~ 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-243AA | TO-243AA |
| Supplier Device Package | SOT-89 | PCP |
Substitute Part Grouping Explanation
Substitution within the Transistors, Bipolar (BJT) category is based strictly on compliance with crucial electrical and mechanical parameters. Allowed substitute parts must match the following criteria: transistor type (NPN), maximum collector current, maximum collector-emitter breakdown voltage, mounting type, and package or case. Evaluation includes Vce saturation, cutoff current, DC gain, power dissipation, transition frequency, and operating temperature only as provided. Packaging and inventory status are considered as supplied.
Parameter Comparison
| Parameter | 2SC2873-Y-TP | 2SC5994-TD-E |
|---|---|---|
| Manufacturer | Micro Commercial Co | onsemi |
| Part Status / Product Status | Active | Active |
| Transistor Type | NPN | NPN |
| Current - Collector (Ic) (Max) | 2 A | 2 A |
| Voltage - Collector Emitter Breakdown (Max) | 50 V | 50 V |
| Power - Max | 500 mW | 1.3 W |
| Frequency - Transition | 120MHz | 420MHz |
| Vce Saturation (Max) @ Ib, Ic | 500mV @ 50mA, 1A | 300mV @ 50mA, 1A |
| Current - Collector Cutoff (Max) | 100nA (ICBO) | 1µA (ICBO) |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 120 @ 1mA, 6V | 200 @ 100mA, 2V |
| Operating Temperature | -55°C ~ 150°C (TJ) | 150°C (TJ) |
| Mounting Type | Surface Mount | Surface Mount |
| Package / Case | TO-243AA | TO-243AA |
Engineering Selection Recommendations
Both 2SC2873-Y-TP and 2SC5994-TD-E are classified as active components, suitable for direct selection. The substitute part 2SC5994-TD-E carries ROHS3 compliance and REACH unaffected status, aligning with global standards and regulatory requirements. Their ECCN entries are EAR99, facilitating international trade without additional restrictions. The provided inventory levels support immediate sourcing.
Frequently Asked Questions (FAQ)
Q1: What are the primary criteria for selecting a substitute BJT transistor?
A1: Substitution is based on matching transistor type (NPN), collector current rating, collector-emitter breakdown voltage, mounting style, and package or case.
Q2: Are both the main and substitute parts compatible in terms of package and mounting?
A2: Both 2SC2873-Y-TP and 2SC5994-TD-E use a surface mount configuration and a TO-243AA package, with supplier specifications as SOT-89 and PCP respectively.
Q3: How does electrical performance differ between the two parts?
A3: Key differences are observed in power rating, transition frequency, and DC gain as per supplied parameters.
Q4: What compliance or certification differences exist between the main and substitute part?
A4: 2SC5994-TD-E is listed as ROHS3 compliant and REACH unaffected. Both carry ECCN EAR99 regulatory status.
Q5: Is there a difference in availability or inventory status?
A5: Inventory levels indicate both components are available in new original condition with numerous units in stock, supporting substitution where necessary.
Q6: What should be considered regarding supplier device package specifications?
A6: The specified supplier device packages differ (SOT-89 for 2SC2873-Y-TP, PCP for 2SC5994-TD-E); confirm mechanical fit based strictly on provided details.
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