2SC39320TL Equivalent & Substitute Parts

Part Overview

The 2SC39320TL is an RF transistor manufactured by Panasonic Electronic Components, classified as an NPN bipolar junction transistor (BJT) designed for RF applications. This device operates at 1.6GHz with a maximum collector-emitter breakdown voltage of 20V and maximum power dissipation of 150mW in a surface mount SMini3-G1 package.

The 2SC39320TL is currently listed as obsolete. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this RF transistor.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	—
Voltage - Collector Emitter Breakdown (Max)	20	V
Frequency - Transition	1.6	GHz
Gain	20	dB
Power - Max	150	mW
DC Current Gain (hFE) (Min) @ Ic, Vce	800 @ 2mA, 10V	—
Current - Collector (Ic) (Max)	50	mA
Operating Temperature (TJ)	150	°C
Mounting Type	Surface Mount	—
Package / Case	SC-70, SOT-323	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the 2SC39320TL requires evaluation against the following critical electrical and mechanical parameters:

Primary Substitution Criteria:

Transistor Type: NPN configuration
Voltage - Collector Emitter Breakdown (Max): Must equal or exceed 20V
Frequency - Transition: Must support 1.6GHz operation
Power - Max: Must equal or exceed 150mW
Current - Collector (Ic) (Max): Must equal or exceed 50mA
Mounting Type: Surface Mount
Operating Temperature: Must support 150°C junction temperature
Moisture Sensitivity Level: MSL 1 (Unlimited) preferred

Secondary Considerations:

Package compatibility or functional equivalence
Product status and availability
Compliance certifications (RoHS, REACH)

Substitute parts are grouped based on their ability to meet or exceed these parameters within the RF transistor category. Parts that fail to meet minimum electrical specifications or operating conditions are excluded from substitution consideration.

Parameter Comparison

Parameter	2SC39320TL	2SC2714-Y(TE85L,F)	BF771E6327HTSA1	BFP640FH6327XTSA1	BFP740H6327XTSA1	MAPR-002729-170M00
Manufacturer	Panasonic	Toshiba	Infineon	Infineon	Infineon	MACOM
Transistor Type	NPN	NPN	NPN	NPN	NPN	NPN
Voltage - Collector Emitter Breakdown (Max)	20V	30V	12V	4.5V	4.7V	65V
Frequency - Transition	1.6GHz	550MHz	8GHz	40GHz	42GHz	—
Gain	20dB	23dB	10dB ~ 15dB	23dB	27dB	9.11dB ~ 9.69dB
Power - Max	150mW	100mW	580mW	200mW	160mW	170W
DC Current Gain (hFE) (Min) @ Ic, Vce	800 @ 2mA, 10V	100 @ 1mA, 6V	70 @ 30mA, 8V	110 @ 30mA, 3V	160 @ 25mA, 3V	—
Current - Collector (Ic) (Max)	50mA	20mA	80mA	50mA	30mA	27A
Operating Temperature (TJ)	150°C	125°C	150°C	150°C	150°C	200°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Chassis Mount
Package / Case	SC-70, SOT-323	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3	4-SMD, Flat Leads	SC-82A, SOT-343	—
Product Status	Obsolete	Active	Active	Active	Active	Active
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

2SC2714-Y(TE85L,F) (Toshiba Semiconductor and Storage)

This part is active and available with 4120 units in stock. It meets the NPN transistor type requirement and exceeds the maximum collector-emitter breakdown voltage specification at 30V. However, the transition frequency of 550MHz falls below the 1.6GHz requirement of the 2SC39320TL, and maximum power dissipation is limited to 100mW, below the 150mW specification. Maximum collector current is 20mA, below the 50mA requirement. This part is suitable only for applications where lower frequency operation is acceptable. RoHS3 compliance is confirmed.

BF771E6327HTSA1 (Infineon Technologies)

This part is active with 2817 units in stock. It meets the NPN transistor type and supports 8GHz transition frequency, exceeding the 1.6GHz requirement. Maximum power dissipation is 580mW, exceeding the 150mW specification. Maximum collector current is 80mA, exceeding the 50mA requirement. However, the maximum collector-emitter breakdown voltage is 12V, below the 20V specification. Operating temperature support is 150°C, meeting the requirement. This part is suitable for applications where lower voltage operation is acceptable and higher frequency capability is beneficial. RoHS3 and REACH compliance are confirmed.

BFP640FH6327XTSA1 (Infineon Technologies)

This part is active with 3820 units in stock. It meets the NPN transistor type and supports 40GHz transition frequency, significantly exceeding the 1.6GHz requirement. Maximum power dissipation is 200mW, exceeding the 150mW specification. Maximum collector current is 50mA, meeting the specification. However, the maximum collector-emitter breakdown voltage is 4.5V, substantially below the 20V specification. Operating temperature support is 150°C, meeting the requirement. This part is suitable only for low-voltage RF applications. RoHS3 and REACH compliance are confirmed.

BFP740H6327XTSA1 (Infineon Technologies)

This part is active with 14215 units in stock, providing excellent availability. It meets the NPN transistor type and supports 42GHz transition frequency, significantly exceeding the 1.6GHz requirement. Maximum power dissipation is 160mW, exceeding the 150mW specification. Operating temperature support is 150°C, meeting the requirement. However, the maximum collector-emitter breakdown voltage is 4.7V, substantially below the 20V specification, and maximum collector current is 30mA, below the 50mA requirement. This part is suitable only for low-voltage RF applications. RoHS3 and REACH compliance are confirmed.

MAPR-002729-170M00 (MACOM Technology Solutions)

This part is active with 788 units in stock. It meets the NPN transistor type and exceeds the maximum collector-emitter breakdown voltage specification at 65V. Maximum power dissipation is 170W, significantly exceeding the 150mW specification. Maximum collector current is 27A, exceeding the 50mA requirement. Operating temperature support is 200°C, exceeding the 150°C requirement. However, transition frequency is not specified, and mounting type is chassis mount rather than surface mount, making this part unsuitable for direct substitution in surface mount applications. RoHS3 compliance is confirmed.

Frequently Asked Questions (FAQ)

Q: Can the 2SC2714-Y(TE85L,F) directly replace the 2SC39320TL?

A: Direct replacement is not recommended. While both are NPN surface mount RF transistors with MSL 1 rating, the 2SC2714-Y operates at 550MHz, below the 1.6GHz requirement. Maximum power dissipation is 100mW versus 150mW required, and maximum collector current is 20mA versus 50mA required. Use this part only if your application operates at lower frequencies and lower current levels.

Q: Which substitute part best matches the 2SC39320TL specifications?

A: No single substitute part meets all electrical specifications of the 2SC39320TL. The 2SC39320TL operates at 20V maximum collector-emitter breakdown voltage and 1.6GHz transition frequency. The BF771E6327HTSA1 supports higher frequency (8GHz) and higher power (580mW) but operates at only 12V maximum. The BFP740H6327XTSA1 offers the highest frequency capability (42GHz) and best availability (14215 units) but operates at only 4.7V maximum. Selection depends on which parameters are critical for your application.

Q: Are all substitute parts RoHS compliant?

A: All substitute parts listed are RoHS3 compliant. The 2SC39320TL does not specify RoHS status. All substitute parts except MAPR-002729-170M00 also confirm REACH compliance status.

Q: What is the difference between the package types listed?

A: The 2SC39320TL uses SC-70 or SOT-323 surface mount packages. The 2SC2714-Y and BF771E6327HTSA1 use TO-236-3, SC-59, or SOT-23-3 packages, which are physically different but functionally equivalent surface mount packages. The BFP640FH6327XTSA1 uses 4-SMD flat lead package. The BFP740H6327XTSA1 uses SC-82A or SOT-343 package. The MAPR-002729-170M00 uses chassis mount, incompatible with surface mount applications. Verify PCB layout compatibility before selecting a substitute.

Q: Why is the MAPR-002729-170M00 listed as a substitute if it is chassis mount?

A: The MAPR-002729-170M00 is included because it was listed in the original substitute list for the 2SC39320TL. However, its chassis mount configuration makes it unsuitable for direct PCB substitution in applications designed for surface mount components. This part is applicable only to discrete component or hybrid circuit designs requiring chassis mounting.

Q: Can I use the BFP740H6327XTSA1 in place of the 2SC39320TL?

A: The BFP740H6327XTSA1 can be used only if your application operates at voltages below 4.7V and collector currents below 30mA. It offers superior frequency performance (42GHz) and excellent availability. However, if your design requires 20V operation or 50mA collector current, this part is not suitable. Verify all electrical requirements before substitution.

Q: What is the operating temperature range for each substitute part?

A: The 2SC39320TL specifies 150°C maximum junction temperature. The 2SC2714-Y specifies 125°C maximum, which is below the original specification. The BF771E6327HTSA1, BFP640FH6327XTSA1, and BFP740H6327XTSA1 all support 150°C maximum. The MAPR-002729-170M00 supports 200°C maximum. For applications requiring full 150°C operation, avoid the 2SC2714-Y.

Q: Is the NSVF3007SG3T1G listed as a substitute option?

A: The NSVF3007SG3T1G is not included in the primary substitute list for the 2SC39320TL. It is listed as a substitute for the MAPR-002729-170M00 only. While it is an NPN RF transistor with 8GHz capability and automotive qualification, it does not appear in the direct substitution chain for the 2SC39320TL and should not be selected as a primary alternative.

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