2SC5010-A Equivalent & Substitute Parts Reference

Part Overview

The 2SC5010-A is an NPN RF Bipolar Junction Transistor (BJT) with a maximum collector-emitter voltage of 6V, a maximum collector current of 30mA, and a transition frequency of 12GHz. It features a surface mount SOT-523 package and a maximum power dissipation of 125mW. This component is classified as obsolete, which requires engineers to identify alternatives that match or exceed its key electrical and package characteristics.

Substiute Parts

2SC5010-A
CELIn Stock: 10172SC5010-A Datasheet
2SC5010-A
Current Part
CMUT5179 TR PBFREE
Central Semiconductor CorpIn Stock: 13609CMUT5179 TR PBFREE Datasheet
CMUT5179 TR PBFREE
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Key Parameters

Manufacturer Part Number Transistor Type Voltage - Collector Emitter Breakdown (Max) Frequency - Transition Noise Figure (dB Typ @ f) Gain Power - Max DC Current Gain (hFE) (Min) @ Ic, Vce Current - Collector (Ic) (Max) Operating Temperature Mounting Type Package / Case
2SC5010-A NPN 6V 12GHz 1.5dB @ 2GHz 8.5dB 125mW 75 @ 10mA, 3V 30mA 150°C (TJ) Surface Mount SOT-523
CMUT5179 TR PBFREE NPN 15V 1.45GHz 4.5dB @ 200MHz 15dB 250mW 25 @ 3mA, 1V 50mA -65°C ~ 150°C (TJ) Surface Mount SOT-523

Substitute Part Grouping Explanation

Substitute parts for 2SC5010-A are grouped based on the following essential parameters:

  • Transistor type (NPN)
  • Maximum collector-emitter voltage (Vce)
  • Maximum collector current (Ic)
  • Transition frequency (ft)
  • Noise figure at specified frequency
  • Gain
  • Maximum power dissipation
  • DC current gain (hFE) at specified conditions
  • Package/case type (SOT-523)
  • Mounting type
  • Operating temperature range

These criteria ensure functional and mechanical equivalence for direct replacement within the transistors, bipolar (BJT) category.

Parameter Comparison

Parameter 2SC5010-A CMUT5179 TR PBFREE
Transistor Type NPN NPN
Vce (Max) 6V 15V
Ic (Max) 30mA 50mA
Transition Frequency 12GHz 1.45GHz
Gain (dB) 8.5 15
Noise Figure (dB Typ @ f) 1.5dB @ 2GHz 4.5dB @ 200MHz
Power - Max 125mW 250mW
DC Current Gain (hFE) (Min) @ Ic, Vce 75 @ 10mA, 3V 25 @ 3mA, 1V
Operating Temperature 150°C (TJ) -65°C ~ 150°C (TJ)
Mounting Type Surface Mount Surface Mount
Package / Case SOT-523 SOT-523

Engineering Selection Recommendations

2SC5010-A is classified as obsolete. Substitute part CMUT5179 TR PBFREE is active and carries ROHS3 compliance, MSL 1 (Unlimited), and REACH unaffected status. Both parts are delivered in a surface-mount SOT-523 package, supporting consistent assembly. Selection can be based on availability and current compliance declarations.

Frequently Asked Questions (FAQ)

Q1: What are the primary criteria for substituting the 2SC5010-A in RF applications?
The key criteria are transistor type (NPN), package type (SOT-523), maximum collector-emitter voltage, maximum collector current, transition frequency, noise figure, gain, maximum power dissipation, and mounting style.

Q2: Is the substitute part CMUT5179 TR PBFREE compatible with the same PCB footprint as 2SC5010-A?
Both use the SOT-523 package and surface-mount configuration, which facilitates direct physical compatibility.

Q3: Does the substitute part meet current regulatory and environmental compliance standards?
CMUT5179 TR PBFREE is listed as ROHS3 compliant and REACH unaffected, with an MSL rating of 1 (Unlimited).

Q4: Are there differences in performance parameters that should be considered?
Differences exist in transition frequency, noise figure, gain, and maximum ratings. All substituting decisions must be reviewed against the required application parameters.

Q5: What is the advantage of selecting an active part over an obsolete model?
Active status ensures ongoing manufacturer support, availability, and consistent compliance with current regulatory standards.

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