Equivalent & Substitute Parts for 2SD2675TL

Part Overview

The 2SD2675TL by Rohm Semiconductor is an active, surface-mount NPN bipolar junction transistor (BJT) intended for applications requiring a maximum collector-emitter voltage of 30V, a maximum collector current of 1A, and a transition frequency of 320MHz. The device is supplied in TSMT3 packaging. The pursuit of equivalent or substitute models is necessitated by supply chain management, lead time risk reduction, or design flexibility, provided that all electrical and mechanical characteristics match the required application criteria.

Key Parameters

Parameter	2SD2675TL
Transistor Type	NPN
Voltage - Collector Emitter Breakdown (Max)	30 V
Current - Collector (Ic) (Max)	1 A
Vce Saturation (Max) @ Ib, Ic	350mV @ 25mA, 500mA
Current - Collector Cutoff (Max) (ICBO)	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce	270 @ 100mA, 2V
Power - Max	500 mW
Frequency - Transition	320MHz
Operating Temperature	150°C (TJ)
Mounting Type	Surface Mount
Package / Case	SC-96
Supplier Device Package	TSMT3
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)
REACH Status	REACH Unaffected
Product Status	Active

Substitute Part Grouping Explanation

Substitution is determined through direct parameter comparison. All alternatives listed fulfill the following criteria: NPN transistor type, equal or higher breakdown voltage (Vce), equal or higher maximum collector current (Ic), Vce saturation at comparable or lower values for stated test conditions, equivalent or superior current gain (hFE) at similar reference points, cutoff current not exceeding original specification, equal or higher transition frequency, and compatible or superior power handling. Mechanical equivalence is confirmed by mounting type and package similarity. Regulatory compliance is maintained via matching RoHS, MSL, and REACH statuses. Substitute parts may present variations in maximum ratings or package codes as delineated below.

Parameters explicitly used for substitution:

Transistor Type
Voltage - Collector Emitter Breakdown (Max)
Current - Collector (Ic) (Max)
Vce Saturation (Max) @ Ib, Ic
Current - Collector Cutoff (Max) (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce
Power - Max
Frequency - Transition
Operating Temperature
Mounting Type
Package / Case
Supplier Device Package
RoHS Status
Moisture Sensitivity Level (MSL)
REACH Status
Product Status

Parameter Comparison

Parameter	2SD2675TL (Main)	2SD2657KT146	2SD2657TL	PBSS4130T,215	FMMT491ATA
Transistor Type	NPN	NPN	NPN	NPN	NPN
Voltage - Collector Emitter Breakdown (Max)	30 V	30 V	30 V	30 V	40 V
Current - Collector (Ic) (Max)	1 A	1.5 A	1.5 A	1 A	1 A
Vce Saturation (Max) @ Ib, Ic	350mV @ 25mA, 500mA	350mV @ 50mA, 1A	350mV @ 50mA, 1A	270mV @ 50mA, 1A	500mV @ 100mA, 1A
Current - Collector Cutoff (Max) (ICBO)	100nA	100nA	100nA	100nA	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce	270 @ 100mA, 2V	270 @ 100mA, 2V	270 @ 100mA, 2V	300 @ 500mA, 2V	300 @ 500mA, 5V
Power - Max	500 mW	200 mW	1 W	480 mW	500 mW
Frequency - Transition	320MHz	330MHz	300MHz	100MHz	150MHz
Operating Temperature	150°C (TJ)	150°C (TJ)	150°C (TJ)	150°C (TJ)	-55°C ~ 150°C (TJ)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	SC-96	TO-236-3, SC-59, SOT-23-3	SC-96	TO-236-3, SC-59, SOT-23-3	TO-236-3, SC-59, SOT-23-3
Supplier Device Package	TSMT3	SMT3	TSMT3	TO-236AB	SOT-23-3
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active	Active	Active

Engineering Selection Recommendations

All listed substitute transistors are classified as active, ROHS3 compliant, have MSL 1 (Unlimited), and are REACH unaffected. Selection between these alternatives can be based on inventory, supply preference, or required compliance status, as all options meet regulatory and compliance criteria as provided.

Frequently Asked Questions (FAQ)

Q1: Which key parameters determine direct substitution for the 2SD2675TL?
A1: Parameters include transistor type, maximum collector-emitter voltage, maximum collector current, Vce saturation voltage at stated test points, collector cutoff current, minimum DC current gain at relevant reference conditions, power dissipation, transition frequency, operating temperature, mounting type, package and supplier device package, and compliance statuses.

Q2: What packaging and mounting details must be confirmed for physical compatibility?
A2: Mounting type (surface mount) and compatible package/case (e.g., SC-96, TO-236-3, SOT-23-3, TSMT3, SMT3) are essential to ensure board-level fit. Supplier device package names should also match design intent.

Q3: Are all substitute transistors RoHS and REACH compliant?
A3: Yes. All substitutes are ROHS3 compliant, MSL 1 (Unlimited), and REACH unaffected.

Q4: Can these substitutes be used interchangeably in an active design?
A4: All substitutes match or exceed the key electrical and mechanical parameters on a per-parameter basis and maintain active product status, making them directly substitutable strictly within the bounds of the provided parameters.

Q5: Does transition frequency or power dissipation affect the substitution?
A5: Substitute parts are selected to have equal or better values for transition frequency and power dissipation according to the requirements of the main part, based strictly on the values provided.

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