2SC3583-A RF Transistor NPN Equivalent & Substitute Parts

Part Overview

The 2SC3583-A is an RF transistor NPN manufactured by CEL, designed for high-frequency applications up to 9GHz. This component is classified as obsolete, making equivalent and substitute parts necessary for ongoing design support and production continuity. The 2SC3583-A operates at 10V collector-emitter breakdown voltage with a maximum power dissipation of 200mW in a surface mount SOT-23-3 package.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	-
Voltage - Collector Emitter Breakdown (Max)	10	V
Frequency - Transition	9	GHz
Power - Max	200	mW
Current - Collector (Ic) (Max)	65	mA
Noise Figure (dB Typ @ f)	1.2	dB @ 1GHz
Gain	15	dB
DC Current Gain (hFE) (Min) @ Ic, Vce	50 @ 20mA, 8V	-
Operating Temperature (TJ)	150	°C
Mounting Type	Surface Mount	-
Package / Case	SOT-23-3	-
Moisture Sensitivity Level (MSL)	1 (Unlimited)	-

Substitute Part Grouping Explanation

Substitution of the 2SC3583-A is determined by the following critical parameters:

Primary Substitution Criteria:

Transistor Type: NPN (required match)
Voltage - Collector Emitter Breakdown (Max): minimum 10V
Frequency - Transition: minimum 9GHz
Power - Max: minimum 200mW
Current - Collector (Ic) (Max): minimum 65mA
Mounting Type: Surface Mount (preferred for form factor compatibility)

Secondary Compatibility Factors:

Operating Temperature: 150°C (TJ) or higher
Noise Figure performance at RF frequencies
DC Current Gain (hFE) characteristics
Package form factor considerations

The substitute parts listed below meet or exceed the electrical specifications of the 2SC3583-A while maintaining NPN transistor topology and surface mount packaging. Parts are grouped by their ability to satisfy the primary substitution criteria within RF frequency bands.

Parameter Comparison

Parameter	2SC3583-A (CEL)	BFP193WH6327XTSA1 (Infineon)	BFP720FH6327XTSA1 (Infineon)	BFP620FH7764XTSA1 (Infineon)	BFP843FH6327XTSA1 (Infineon)	MAX2602ESA+T (Analog Devices)	MRF10031 (MACOM)
Transistor Type	NPN	NPN	NPN	NPN	NPN	NPN	NPN
Voltage - Collector Emitter Breakdown (Max)	10V	12V	4.7V	2.8V	2.25V	15V	55V
Frequency - Transition	9GHz	8GHz	45GHz	65GHz	-	1GHz	-
Power - Max	200mW	580mW	100mW	185mW	125mW	6.4W	30W
Current - Collector (Ic) (Max)	65mA	80mA	25mA	80mA	55mA	1.2A	3A
Noise Figure (dB Typ @ f)	1.2dB @ 1GHz	1dB ~ 1.6dB @ 900MHz ~ 1.8GHz	0.4dB ~ 1dB @ 150MHz ~ 10GHz	0.7dB ~ 1.3dB @ 1.8GHz ~ 6GHz	0.8dB ~ 1.7dB @ 450MHz ~ 10GHz	3.3dB @ 836MHz	-
Gain	15dB	13.5dB ~ 20.5dB	10.5dB ~ 28dB	21dB ~ 10dB	13.5dB ~ 25dB	11.6dB	9.5dB
DC Current Gain (hFE) (Min) @ Ic, Vce	50 @ 20mA, 8V	70 @ 30mA, 8V	160 @ 13mA, 3V	110 @ 50mA, 1.5V	150 @ 15mA, 1.8V	100 @ 250mA, 3V	20 @ 500mA, 5V
Operating Temperature (TJ)	150°C	150°C	150°C	150°C	150°C	150°C	200°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Chassis Mount
Package / Case	SOT-23-3	SOT-343	4-TSFP	4-TSFP	4-TSFP	8-SOIC-EP	332A-03
Product Status	Obsolete	Active	Active	Active	Active	Active	Active
RoHS Status	-	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

BFP193WH6327XTSA1 (Infineon Technologies)

This substitute provides the closest electrical match to the 2SC3583-A within the 8GHz to 12V operating range. The BFP193WH6327XTSA1 exceeds the collector-emitter breakdown voltage (12V vs. 10V), maximum collector current (80mA vs. 65mA), and power dissipation (580mW vs. 200mW) specifications. Noise figure performance is comparable at 1dB to 1.6dB across the 900MHz to 1.8GHz band. The part is ROHS3 compliant and carries active product status with substantial inventory availability (54,065 units). Package transition from SOT-23-3 to SOT-343 requires PCB layout modification.

BFP720FH6327XTSA1 (Infineon Technologies)

This substitute operates at higher frequency (45GHz) with lower voltage requirements (4.7V). It is suitable for applications requiring extended frequency performance beyond 9GHz. The part exhibits superior noise figure characteristics (0.4dB to 1dB across 150MHz to 10GHz) and higher DC current gain (160 @ 13mA, 3V). Maximum collector current is reduced to 25mA, limiting applicability to lower-current designs. ROHS3 compliant with active status and 7,451 units in stock. Package form factor is 4-TSFP.

BFP620FH7764XTSA1 (Infineon Technologies)

This substitute provides the highest frequency capability (65GHz) among active alternatives. Operating voltage is reduced to 2.8V with maximum collector current of 80mA. Noise figure performance spans 0.7dB to 1.3dB across 1.8GHz to 6GHz. Power dissipation is 185mW, below the 2SC3583-A specification. ROHS3 compliant with active status and 5,367 units available. Package is 4-TSFP.

BFP843FH6327XTSA1 (Infineon Technologies)

This substitute operates at the lowest voltage (2.25V) with maximum collector current of 55mA. Frequency transition data is not provided. Noise figure ranges from 0.8dB to 1.7dB across 450MHz to 10GHz. Power dissipation is 125mW. ROHS3 compliant with active status and 1,285 units in stock. Package is 4-TSFP.

MAX2602ESA+T (Analog Devices Inc./Maxim Integrated)

This substitute operates at lower frequency (1GHz) with significantly higher power capability (6.4W vs. 200mW) and collector current (1.2A vs. 65mA). Voltage rating is 15V. Noise figure is 3.3dB at 836MHz. Suitable for power amplification applications rather than low-noise RF reception. ROHS3 compliant with active status and 2,963 units available. Package is 8-SOIC-EP, requiring substantial PCB layout changes.

MRF10031 (MACOM Technology Solutions)

This substitute is a chassis mount device rated for 55V and 3A collector current with 30W power dissipation. Frequency transition data is not provided. Gain is 9.5dB. Mounting type differs fundamentally from surface mount requirement. Suitable only for applications where chassis mounting is acceptable. ROHS3 compliant with active status and 1,405 units in stock.

Frequently Asked Questions (FAQ)

Q: Can the BFP193WH6327XTSA1 directly replace the 2SC3583-A without circuit modification?

A: The BFP193WH6327XTSA1 meets all electrical specifications for substitution. However, package transition from SOT-23-3 to SOT-343 requires PCB layout modification. Pin configuration must be verified against the specific application schematic.

Q: What is the primary advantage of BFP720FH6327XTSA1 over BFP193WH6327XTSA1?

A: The BFP720FH6327XTSA1 operates at 45GHz transition frequency compared to 8GHz for the BFP193WH6327XTSA1. This extended frequency capability is beneficial for applications requiring performance beyond 9GHz. However, maximum collector current is reduced to 25mA, limiting suitability to lower-current designs.

Q: Why is MRF10031 listed as a substitute if it uses chassis mounting?

A: MRF10031 is included in the substitute list based on the provided input parameters. However, its chassis mount configuration differs fundamentally from the surface mount requirement of the 2SC3583-A. Selection of MRF10031 is appropriate only for applications where chassis mounting is acceptable and power requirements exceed 200mW.

Q: Are all substitute parts ROHS3 compliant?

A: All substitute parts listed carry ROHS3 compliance certification. The original 2SC3583-A does not specify RoHS status. ROHS3 compliance is confirmed for BFP193WH6327XTSA1, BFP720FH6327XTSA1, BFP620FH7764XTSA1, BFP843FH6327XTSA1, MAX2602ESA+T, and MRF10031.

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

A: All parts listed, including the 2SC3583-A and all substitutes, carry MSL 1 (Unlimited) rating, indicating no moisture sensitivity restrictions during storage and handling.

Q: Which substitute provides the best noise figure performance?

A: BFP720FH6327XTSA1 provides the lowest noise figure specification at 0.4dB minimum across the 150MHz to 10GHz frequency range. BFP620FH7764XTSA1 offers 0.7dB minimum across 1.8GHz to 6GHz. Both exceed the 2SC3583-A noise figure of 1.2dB at 1GHz.

Q: Can BFP843FH6327XTSA1 be used in applications requiring frequency transition data?

A: BFP843FH6327XTSA1 does not provide frequency transition specification in the available data. Selection of this part for frequency-critical applications requires additional technical documentation from the manufacturer.

Q: What inventory status should influence substitution decisions?

A: All substitute parts carry active product status with confirmed inventory availability. BFP193WH6327XTSA1 has the highest inventory level (54,065 units), followed by BFP720FH6327XTSA1 (7,451 units) and BFP620FH7764XTSA1 (5,367 units). Inventory levels support long-term design continuity for all listed alternatives.

Q: How does operating temperature range affect substitution?

A: All substitute parts operate at 150°C (TJ) maximum, matching the 2SC3583-A specification. MRF10031 extends to 200°C (TJ), providing additional thermal margin for high-temperature applications.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message