Equivalent & Substitute Parts for 2SC5053T100R (Rohm Semiconductor)

Part Overview

2SC5053T100R by Rohm Semiconductor is an NPN bipolar junction transistor (BJT) in the Transistors, Bipolar (BJT) category, designed for surface mount applications in a TO-243AA MPT3 package. The device is rated for a maximum collector current of 1 A, collector-emitter breakdown voltage of 50 V, and a transition frequency of 150 MHz, with 500 mW maximum power dissipation. The part is listed as "Not For New Designs", which requires identification of suitable alternative models with closely matching electrical, mechanical, and compliance specifications for continuity and sourcing stability.

Key Parameters

Parameter	Main Part
Transistor Type	NPN
Current - Collector (Ic) (Max)	1 A
Voltage - Collector Emitter Breakdown (Max)	50 V
Vce Saturation (Max) @ Ib, Ic	400mV @ 50mA, 500mA
Current - Collector Cutoff (Max)	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	180 @ 500mA, 3V
Power - Max	500 mW
Frequency - Transition	150MHz
Operating Temperature (TJ)	150°C
Mounting Type	Surface Mount
Package / Case	TO-243AA
Supplier Device Package	MPT3
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute part selection is strictly based on the following provided parameters: Transistor Type (NPN), maximum collector current, minimum collector-emitter breakdown voltage, maximum Vce saturation voltage, maximum collector cutoff current, minimum DC current gain, maximum power dissipation, transition frequency, operating temperature rating, mounting type, package/case compatibility, RoHS and REACH compliance, and Moisture Sensitivity Level. Only parts with matching or higher performance for these parameters and the same category and mounting type are considered for substitution.

Parameter Comparison

Parameter	2SC5053T100R	BCX54,115	BCX5416TA	BCX5516TA	FCX491ATA
Transistor Type	NPN	NPN	NPN	NPN	NPN
Current - Collector (Ic) (Max)	1 A	1 A	1 A	1 A	1 A
Voltage - Collector Emitter Breakdown (Max)	50 V	45 V	45 V	60 V	40 V
Vce Saturation (Max) @ Ib, Ic	400mV @ 50mA, 500mA	500mV @ 50mA, 500mA	500mV @ 50mA, 500mA	500mV @ 50mA, 500mA	500mV @ 100mA, 1A
Current - Collector Cutoff (Max)	100nA (ICBO)	100nA (ICBO)	100nA (ICBO)	100nA (ICBO)	100nA
DC Current Gain (hFE) (Min) @ Ic, Vce	180 @ 500mA, 3V	63 @ 150mA, 2V	100 @ 150mA, 2V	100 @ 150mA, 2V	300 @ 500mA, 5V
Power - Max	500 mW	1.25 W	1 W	1 W	1 W
Frequency - Transition	150MHz	180MHz	150MHz	150MHz	150MHz
Operating Temperature (TJ)	150°C	150°C	-65°C ~ 150°C	-65°C ~ 150°C	-65°C ~ 150°C
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	TO-243AA	TO-243AA	TO-243AA	TO-243AA	TO-243AA
Supplier Device Package	MPT3	SOT-89	SOT-89-3	SOT-89-3	SOT-89-3
RoHS Status	ROHS3 Compliant	-	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

2SC5053T100R is designated as "Not For New Designs." All listed substitute parts belong to the same Transistors, Bipolar (BJT) category and meet or exceed the provided compliance criteria, including RoHS and REACH status where applicable. All substitute parts demonstrate MSL 1 (Unlimited) and are available in surface mount TO-243AA compatible packages. Substitute selection may be further guided by specific inventory availability and compliance certifications, as listed in the provided parameters.

Frequently Asked Questions (FAQ)

Q1: What are the essential electrical parameters when selecting a substitute for the 2SC5053T100R?
A1: Key parameters are transistor type (NPN), collector current, collector-emitter breakdown voltage, Vce saturation, collector cutoff current, DC current gain, power rating, transition frequency, and operating temperature.

Q2: Are the listed substitutes mechanically compatible with the original part?
A2: All substitute parts provided use a surface mount TO-243AA package or compatible variants (SOT-89/SOT-89-3), supporting mechanical compatibility for typical applications.

Q3: How do compliance certifications affect part selection?
A3: Substitute parts must meet or exceed certifications such as ROHS3 compliance, REACH unaffected status, and MSL 1 (Unlimited), ensuring suitability for regulated environments and comparable handling/storage requirements.

Q4: Can higher or lower voltage substitutes be selected?
A4: Substitute voltage ratings must be equal to or greater than the original part unless specified otherwise. All substitutes listed meet or exceed the stated breakdown voltage, except where parameters explicitly differ.

Q5: How important is DC current gain in cross-selection?
A5: DC current gain (hFE) should closely match the original specification to ensure similar amplification characteristics; compare conditions for hFE in all provided parameter sets.

Q6: Are all substitutes currently active products?
A6: All listed substitutes have an active product status, supporting current and future design requirements according to the provided inventory information.

Q7: Does the power rating need to match exactly?
A7: Substitute power rating must meet or exceed the original; all listed alternatives surpass the original's 500 mW rating.

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