2SC2983-Y-TP Equivalent & Substitute Parts

Part Overview

The 2SC2983-Y-TP is an NPN bipolar junction transistor manufactured by Micro Commercial Co, designed for general-purpose switching and amplification applications. This device features a maximum collector current of 1.5 A, collector-emitter breakdown voltage of 160 V, and maximum power dissipation of 1 W in a surface mount DPAK package. The product status is obsolete, necessitating identification of functionally equivalent alternatives for ongoing design support and component procurement.

Substiute Parts

2SC2983-Y-TP

Micro Commercial CoIn Stock: 11302SC2983-Y-TP Datasheet

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2SC4027S-TL-E

onsemiIn Stock: 39322SC4027S-TL-E Datasheet

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2SC4027T-TL-E

onsemiIn Stock: 172062SC4027T-TL-E Datasheet

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2SD1918TLQ

Rohm SemiconductorIn Stock: 128092SD1918TLQ Datasheet

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Key Parameters

Substitute Part Grouping Explanation

Substitution of the 2SC2983-Y-TP is determined by equivalence in the following critical electrical and mechanical parameters:

Mandatory Equivalence Criteria:

• Transistor Type: NPN
• Current - Collector (Ic) Max: 1.5 A
• Voltage - Collector Emitter Breakdown (Max): 160 V
• Mounting Type: Surface Mount
• Package / Case: TO-252-3, DPAK (2 Leads + Tab), SC-63
• Operating Temperature (TJ): 150°C

Allowable Parameter Variations:

• Frequency - Transition: Equal to or greater than 100 MHz
• Power - Max: Equal to or greater than 1 W
• DC Current Gain (hFE) Min: Equal to or greater than 70 @ 100mA, 5V
• Vce Saturation (Max): Equal to or less than 1.5V @ 50mA, 500mA

All substitute parts listed meet or exceed these criteria, ensuring functional compatibility within the electrical and thermal operating envelope of the original design.

Parameter Comparison

Engineering Selection Recommendations

2SC4027T-TL-E (onsemi) - Primary Substitute

The 2SC4027T-TL-E is the recommended primary substitute for the 2SC2983-Y-TP. This device maintains electrical equivalence across all critical parameters while offering superior performance characteristics. The transition frequency of 120 MHz exceeds the original specification, and the reduced Vce saturation voltage (450mV versus 1.5V) provides improved switching efficiency. The product status is active, ensuring long-term availability and supply chain stability. ROHS3 compliance and MSL 1 rating match the original device specifications. Inventory availability of 17,152 units supports immediate procurement requirements.

2SC4027S-TL-E (onsemi) - Secondary Substitute

The 2SC4027S-TL-E provides equivalent electrical performance to the 2SC4027T-TL-E with identical electrical specifications. This variant is supplied in Tape & Reel packaging and maintains active product status. The 120 MHz transition frequency and 450mV Vce saturation voltage deliver performance improvements over the original device. ROHS3 compliance and MSL 1 rating are maintained. Inventory availability of 3,900 units supports procurement needs.

2SD1918TLQ (Rohm Semiconductor) - Alternative Substitute

The 2SD1918TLQ meets the mandatory electrical equivalence criteria with 1.5 A collector current and 160 V breakdown voltage. This device features enhanced power dissipation capability (10 W versus 1 W), providing thermal margin for applications requiring higher power handling. The DC current gain of 120 exceeds the original specification. However, the product status is "Not For New Designs," limiting suitability for new development projects. The transition frequency of 80 MHz is below the original 100 MHz specification. ROHS3 compliance and MSL 1 rating are maintained. This substitute is suitable for legacy system maintenance and repair applications only.

Frequently Asked Questions (FAQ)

Q: Can the 2SC4027T-TL-E directly replace the 2SC2983-Y-TP in existing designs?

A: Yes. The 2SC4027T-TL-E maintains electrical equivalence across all critical parameters: 1.5 A maximum collector current, 160 V collector-emitter breakdown voltage, identical operating temperature range, and compatible DPAK surface mount package. The improved transition frequency (120 MHz versus 100 MHz) and reduced saturation voltage (450mV versus 1.5V) provide performance enhancement without design modification.

Q: What is the difference between 2SC4027T-TL-E and 2SC4027S-TL-E?

A: Both devices are manufactured by onsemi and provide identical electrical specifications. The primary difference is packaging format: 2SC4027T-TL-E is supplied in Tape & Reel format with 17,152 units in stock, while 2SC4027S-TL-E is supplied in Tape & Reel format with 3,900 units in stock. Electrical performance and compatibility are equivalent.

Q: Why is the 2SD1918TLQ marked "Not For New Designs"?

A: The 2SD1918TLQ carries a "Not For New Designs" status from Rohm Semiconductor, indicating the manufacturer does not recommend this device for new product development. While the device meets electrical equivalence criteria and is suitable for legacy system maintenance, the onsemi 2SC4027 series (2SC4027T-TL-E or 2SC4027S-TL-E) is the preferred choice for new designs due to active product status and superior long-term availability assurance.

Q: Does the 2SD1918TLQ's higher power rating (10 W versus 1 W) affect compatibility?

A: The higher power rating does not negatively affect compatibility. The 2SD1918TLQ can operate within the thermal envelope of the original 1 W design. The increased power capability provides thermal margin and is suitable for applications requiring higher power dissipation. However, the transition frequency of 80 MHz is below the original 100 MHz specification, which may impact high-frequency switching applications.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All substitute parts listed (2SC4027T-TL-E, 2SC4027S-TL-E, and 2SD1918TLQ) are ROHS3 compliant and carry MSL 1 (Unlimited) moisture sensitivity rating, matching the original 2SC2983-Y-TP specifications.

Q: Can these substitutes be used interchangeably in the same PCB assembly?

A: Yes. All substitute parts utilize the identical TO-252-3 DPAK (2 Leads + Tab) SC-63 package, enabling direct PCB footprint compatibility without layout modification. Pin configuration and lead spacing are identical across all devices.

Q: What is the primary advantage of the 2SC4027 series over the original 2SC2983-Y-TP?

A: The 2SC4027 series (both T-TL-E and S-TL-E variants) offers improved switching performance through higher transition frequency (120 MHz versus 100 MHz) and significantly reduced saturation voltage (450mV versus 1.5V). These characteristics result in lower power dissipation during switching transitions and improved overall circuit efficiency. Additionally, active product status ensures long-term availability and supply chain continuity.