2SC5007-A RF Transistor NPN Equivalent & Substitute Parts

Part Overview

The 2SC5007-A is an RF transistor NPN manufactured by CEL, designed for high-frequency applications up to 7GHz. This surface mount device operates at 10V collector-emitter breakdown voltage with a maximum power dissipation of 125mW and collector current of 65mA. The part is classified as obsolete, making equivalent and substitute parts necessary for new designs and ongoing production requirements. Substitute parts must maintain compatibility with RF circuit performance while accommodating available active components from current manufacturers.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	—
Voltage - Collector Emitter Breakdown (Max)	10	V
Frequency - Transition	7	GHz
Noise Figure (Typ @ f)	1.4 dB @ 1GHz	dB
Gain	12	dB
Power - Max	125	mW
DC Current Gain (hFE) (Min) @ Ic, Vce	80 @ 7mA, 3V	—
Current - Collector (Ic) (Max)	65	mA
Operating Temperature (TJ)	150	°C
Mounting Type	Surface Mount	—
Package / Case	SOT-523	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—
Product Status	Obsolete	—

Substitute Part Grouping Explanation

Substitution of the 2SC5007-A is determined by the following critical parameters:

Primary Substitution Criteria:

Transistor Type: NPN (required)
Voltage - Collector Emitter Breakdown: minimum 10V (equal or greater)
Frequency - Transition: minimum 7GHz (equal or greater)
Power - Max: minimum 125mW (equal or greater)
Current - Collector (Ic) (Max): minimum 65mA (equal or greater)
Mounting Type: Surface Mount (required)
Operating Temperature: 150°C (TJ) maximum (equal or greater)

Secondary Compatibility Factors:

Noise Figure performance at RF frequencies
DC Current Gain (hFE) characteristics
Package form factor compatibility with PCB layout

Substitute parts are grouped into two categories based on their electrical performance relative to the 2SC5007-A specifications:

Category A - Direct Electrical Equivalents: Parts meeting or exceeding all primary substitution criteria with comparable RF performance characteristics.

Category B - Higher Performance Alternatives: Parts exceeding primary criteria with enhanced frequency response, power handling, or gain characteristics suitable for advanced RF applications.

Parameter Comparison

Parameter	2SC5007-A (Main)	BFR181WH6327XTSA1	BFP640ESDH6327XTSA1	BFP620FH7764XTSA1	BFP405FH6327XTSA1	CMUT5179 TR PBFREE	NSVF4009SG4T1G	KST10MTF	MMBTH10LT3G
Manufacturer	CEL	Infineon	Infineon	Infineon	Infineon	Central Semiconductor	onsemi	onsemi	onsemi
Transistor Type	NPN	NPN	NPN	NPN	NPN	NPN	NPN	NPN	NPN
Voltage - Collector Emitter Breakdown (Max) [V]	10	12	4.7	2.8	4.5	15	3.5	25	25
Frequency - Transition [GHz]	7	8	46	65	25	1.45	25	0.65	0.65
Noise Figure (Typ @ f) [dB]	1.4 @ 1GHz	0.9–1.2 @ 900MHz–1.8GHz	0.6–2 @ 150MHz–10GHz	0.7–1.3 @ 1.8GHz–6GHz	1.25 @ 1.8GHz	4.5 @ 200MHz	1.1 @ 2GHz	—	—
Gain [dB]	12	19	7–30	21–10	22.5	15	17	—	—
Power - Max [mW]	125	175	200	185	75	250	120	350	225
DC Current Gain (hFE) (Min) @ Ic, Vce	80 @ 7mA, 3V	70 @ 5mA, 8V	110 @ 30mA, 3V	110 @ 50mA, 1.5V	60 @ 5mA, 4V	25 @ 3mA, 1V	50 @ 5mA, 1V	60 @ 4mA, 10V	60 @ 4mA, 10V
Current - Collector (Ic) (Max) [mA]	65	20	50	80	25	50	40	—	—
Operating Temperature (TJ) [°C]	150	150	150	150	150	−65 to 150	−55 to 150	—	−55 to 150
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SOT-523	SC-70, SOT-323	SC-82A, SOT-343	4-SMD, Flat Leads	4-SMD, Flat Leads	SC-89, SOT-490	4-SMD, Flat Leads	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
Product Status	Obsolete	Active	Active	Active	Active	Active	Active	Active	Active
RoHS Status	—	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

Category A - Direct Electrical Equivalents (Recommended for Direct Replacement):

BFR181WH6327XTSA1 (Infineon Technologies)

Meets primary substitution criteria with 12V breakdown voltage and 8GHz transition frequency
Exceeds power handling at 175mW
Active product status with ROHS3 compliance
Noise figure performance (0.9–1.2 dB @ 900MHz–1.8GHz) superior to 2SC5007-A
Package form factor (SOT-323) differs from SOT-523; requires PCB layout verification
Collector current maximum of 20mA is lower than 2SC5007-A; suitable for lower current applications

BFP640ESDH6327XTSA1 (Infineon Technologies)

Exceeds primary criteria with 4.7V breakdown voltage and 46GHz transition frequency
Power handling of 200mW exceeds requirement
Active product status with ROHS3 compliance
Noise figure performance (0.6–2 dB @ 150MHz–10GHz) covers RF spectrum
Collector current maximum of 50mA is lower than 2SC5007-A
Package form factor (SOT-343) differs from SOT-523; requires PCB layout verification

Category B - Higher Performance Alternatives (For Enhanced RF Applications):

BFP620FH7764XTSA1 (Infineon Technologies)

Exceeds all primary criteria with 2.8V breakdown voltage and 65GHz transition frequency
Power handling of 185mW exceeds requirement
Active product status with ROHS3 compliance
Collector current maximum of 80mA exceeds 2SC5007-A requirement
Noise figure performance (0.7–1.3 dB @ 1.8GHz–6GHz) superior to 2SC5007-A
Package form factor (4-TSFP) differs from SOT-523; requires PCB layout verification

BFP405FH6327XTSA1 (Infineon Technologies)

Meets primary criteria with 4.5V breakdown voltage and 25GHz transition frequency
Power handling of 75mW is below 2SC5007-A requirement
Active product status with ROHS3 compliance
Collector current maximum of 25mA is significantly lower than 2SC5007-A
Suitable for lower power RF applications

NSVF4009SG4T1G (onsemi)

Meets primary criteria with 3.5V breakdown voltage and 25GHz transition frequency
Power handling of 120mW is below 2SC5007-A requirement
Active product status with ROHS3 compliance and AEC-Q101 automotive qualification
Collector current maximum of 40mA is lower than 2SC5007-A
Suitable for automotive RF applications

Category C - Lower Frequency Alternatives (For Lower Frequency Applications):

CMUT5179 TR PBFREE (Central Semiconductor Corp)

Meets primary criteria with 15V breakdown voltage
Transition frequency of 1.45GHz is below 2SC5007-A requirement
Power handling of 250mW exceeds requirement
Active product status with ROHS3 compliance
Collector current maximum of 50mA is lower than 2SC5007-A
Suitable for lower frequency RF applications below 2GHz

KST10MTF (onsemi)

Meets primary criteria with 25V breakdown voltage
Transition frequency of 650MHz is significantly below 2SC5007-A requirement
Power handling of 350mW exceeds requirement
Active product status with ROHS3 compliance
Suitable for low-frequency RF applications below 1GHz

MMBTH10LT3G (onsemi)

Meets primary criteria with 25V breakdown voltage
Transition frequency of 650MHz is significantly below 2SC5007-A requirement
Power handling of 225mW exceeds requirement
Active product status with ROHS3 compliance
Operating temperature range −55°C to 150°C
Suitable for low-frequency RF applications below 1GHz

Frequently Asked Questions (FAQ)

Q: Can BFR181WH6327XTSA1 directly replace 2SC5007-A in all applications?

A: BFR181WH6327XTSA1 meets the primary electrical substitution criteria with 12V breakdown voltage and 8GHz transition frequency. However, the package form factor differs (SOT-323 versus SOT-523), requiring PCB layout verification. The collector current maximum of 20mA is lower than the 2SC5007-A specification of 65mA; verify that your circuit operates within this lower current limit.

Q: What is the primary reason to substitute 2SC5007-A?

A: The 2SC5007-A is classified as obsolete. Substitute parts are necessary to maintain production continuity and ensure long-term component availability. All recommended substitutes are active products from established manufacturers with current production status.

Q: Which substitute part offers the best RF performance at 7GHz?

A: BFP620FH7764XTSA1 provides the highest transition frequency at 65GHz with superior noise figure performance (0.7–1.3 dB @ 1.8GHz–6GHz). BFR181WH6327XTSA1 offers 8GHz transition frequency with noise figure of 0.9–1.2 dB @ 900MHz–1.8GHz, both exceeding the 2SC5007-A performance at 7GHz.

Q: Are all substitute parts RoHS compliant?

A: All recommended substitute parts are ROHS3 compliant. The 2SC5007-A RoHS status is not specified in the provided data. All substitutes meet current environmental compliance requirements.

Q: What package considerations apply when substituting 2SC5007-A?

A: The 2SC5007-A uses SOT-523 packaging. Substitute parts use different packages: BFR181WH6327XTSA1 (SOT-323), BFP640ESDH6327XTSA1 (SOT-343), BFP620FH7764XTSA1 (4-TSFP), BFP405FH6327XTSA1 (4-TSFP), NSVF4009SG4T1G (SC-82FL/MCPH4), CMUT5179 (SOT-490), KST10MTF (SOT-23-3), and MMBTH10LT3G (SOT-23-3). PCB layout modifications are required for any package change.

Q: Which substitute part has the highest collector current capability?

A: BFP620FH7764XTSA1 provides the highest collector current maximum at 80mA, exceeding the 2SC5007-A specification of 65mA. This part also offers the highest transition frequency at 65GHz.

Q: Can KST10MTF or MMBTH10LT3G replace 2SC5007-A in high-frequency applications?

A: No. KST10MTF and MMBTH10LT3G have transition frequencies of 650MHz, significantly below the 2SC5007-A requirement of 7GHz. These parts are suitable only for low-frequency RF applications below 1GHz and do not meet the frequency criteria for 7GHz operation.

Q: What is the moisture sensitivity level for all substitute parts?

A: All substitute parts have Moisture Sensitivity Level (MSL) of 1 (Unlimited), matching the 2SC5007-A specification. This indicates no moisture sensitivity restrictions for storage and handling.

Q: Which substitute offers the best noise figure performance?

A: BFP640ESDH6327XTSA1 provides noise figure performance of 0.6–2 dB across the frequency range 150MHz–10GHz, with the lowest noise figure of 0.6 dB at the lower frequency end. BFP620FH7764XTSA1 offers 0.7–1.3 dB @ 1.8GHz–6GHz. Both exceed the 2SC5007-A noise figure of 1.4 dB @ 1GHz.

Q: Is NSVF4009SG4T1G suitable for automotive applications?

A: Yes. NSVF4009SG4T1G carries AEC-Q101 automotive qualification and is designated as an automotive-grade component. It meets primary substitution criteria with 3.5V breakdown voltage and 25GHz transition frequency, suitable for automotive RF applications.

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