2SCRC41CT116S Equivalent & Substitute Parts

Part Overview

The 2SCRC41CT116S is an NPN bipolar junction transistor manufactured by Rohm Semiconductor, designed for surface mount applications in the SOT-23 package. This transistor operates at 120 V collector-emitter breakdown voltage with a maximum collector current of 50 mA and 200 mW power dissipation. The device is classified as Active product status and is ROHS3 compliant with unlimited moisture sensitivity rating (MSL 1). Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, packaging format preferences, or automotive-grade qualification needs.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	—
Voltage - Collector Emitter Breakdown (Max)	120	V
Current - Collector (Ic) (Max)	50	mA
Power - Max	200	mW
Frequency - Transition	140	MHz
DC Current Gain (hFE) (Min) @ Ic, Vce	180 @ 2mA, 6V	—
Vce Saturation (Max) @ Ib, Ic	500mV @ 1mA, 10mA	—
Current - Collector Cutoff (Max)	500	nA
Mounting Type	Surface Mount	—
Package / Case	TO-236-3, SC-59, SOT-23-3	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the 2SCRC41CT116S is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Equivalence Criteria:

Transistor Type: NPN
Voltage - Collector Emitter Breakdown (Max): 120 V
Current - Collector (Ic) (Max): 50 mA
Power - Max: 200 mW
Frequency - Transition: 140 MHz
DC Current Gain (hFE) (Min) @ Ic, Vce: 180 @ 2mA, 6V
Vce Saturation (Max) @ Ib, Ic: 500mV @ 1mA, 10mA
Current - Collector Cutoff (Max): 500 nA

Mechanical Compatibility Criteria:

Mounting Type: Surface Mount
Package / Case: TO-236-3, SC-59, SOT-23-3
RoHS Status: ROHS3 Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)

Packaging Format Variations: Substitute parts are grouped by supplier device package designation (SOT-23, SMT3, SST3), which represent different tape and reel configurations or automotive-grade qualifications while maintaining identical electrical performance and physical footprint compatibility.

Parameter Comparison

Part Number	Manufacturer	Ic (Max)	Vce Breakdown (Max)	Power (Max)	Frequency	hFE (Min)	Package	Supplier Device Package	Operating Temp (TJ)	Grade	Qualification	Inventory
2SCRC41CT116S	Rohm Semiconductor	50 mA	120 V	200 mW	140 MHz	180 @ 2mA, 6V	TO-236-3, SC-59, SOT-23-3	SOT-23	-55°C ~ 150°C	—	—	3544 Pcs
2SC3906KT146R	Rohm Semiconductor	50 mA	120 V	200 mW	140 MHz	180 @ 2mA, 6V	TO-236-3, SC-59, SOT-23-3	SMT3	150°C	—	—	33200 Pcs
2SC3906KT146S	Rohm Semiconductor	50 mA	120 V	200 mW	140 MHz	180 @ 2mA, 6V	TO-236-3, SC-59, SOT-23-3	SMT3	150°C	—	—	15200 Pcs
2SCRC41CHZGT116R	Rohm Semiconductor	50 mA	120 V	200 mW	140 MHz	180 @ 2mA, 6V	TO-236-3, SC-59, SOT-23-3	SST3	150°C	Automotive	AEC-Q101	3847 Pcs
2SCRC41CHZGT116S	Rohm Semiconductor	50 mA	120 V	200 mW	140 MHz	180 @ 2mA, 6V	TO-236-3, SC-59, SOT-23-3	SST3	-55°C ~ 150°C	Automotive	AEC-Q101	2979 Pcs
2SCRC41CT116R	Rohm Semiconductor	50 mA	120 V	200 mW	140 MHz	180 @ 2mA, 6V	TO-236-3, SC-59, SOT-23-3	SST3	150°C	—	—	1666 Pcs

Engineering Selection Recommendations

All substitute parts listed maintain identical electrical specifications and physical package compatibility with the 2SCRC41CT116S. Selection among substitutes is based on the following factors:

Packaging Format:

SOT-23 (2SCRC41CT116S): Standard cut tape and Digi-Reel packaging format
SMT3 (2SC3906KT146R, 2SC3906KT146S): Alternative tape and reel configuration with higher inventory availability
SST3 (2SCRC41CHZGT116R, 2SCRC41CHZGT116S, 2SCRC41CT116R): Automotive-qualified variants with AEC-Q101 certification

Operating Temperature Range:

-55°C ~ 150°C: 2SCRC41CT116S and 2SCRC41CHZGT116S support extended lower temperature operation
150°C (TJ): 2SC3906KT146R, 2SC3906KT146S, 2SCRC41CHZGT116R, and 2SCRC41CT116R are rated to 150°C maximum junction temperature

Automotive Applications:

AEC-Q101 Qualified: 2SCRC41CHZGT116R and 2SCRC41CHZGT116S are suitable for automotive-grade applications
Non-Automotive: 2SCRC41CT116S, 2SC3906KT146R, 2SC3906KT146S, and 2SCRC41CT116R are standard industrial-grade devices

Compliance: All parts are ROHS3 compliant, REACH unaffected, and carry MSL 1 (unlimited) moisture sensitivity rating.

Frequently Asked Questions (FAQ)

Q: Can 2SC3906KT146R or 2SC3906KT146S be used as direct replacements for 2SCRC41CT116S?

A: Yes. Both 2SC3906KT146R and 2SC3906KT146S are electrically equivalent to 2SCRC41CT116S across all specified parameters. The primary difference is the supplier device package designation (SMT3 versus SOT-23), which reflects tape and reel configuration. Physical footprint and electrical performance are identical. Operating temperature maximum is 150°C for these variants compared to -55°C ~ 150°C for the main part.

Q: What is the difference between SOT-23, SMT3, and SST3 package designations?

A: These designations refer to supplier-specific tape and reel packaging formats for surface mount components. All three formats are compatible with the same physical footprint (TO-236-3, SC-59, SOT-23-3). SOT-23 is the standard format, SMT3 represents an alternative tape configuration, and SST3 indicates automotive-qualified packaging. Component selection should be based on assembly equipment compatibility and supply chain requirements.

Q: Are automotive-grade parts (2SCRC41CHZGT116R and 2SCRC41CHZGT116S) suitable for non-automotive applications?

A: Yes. Automotive-grade parts with AEC-Q101 qualification meet or exceed industrial-grade specifications and are suitable for any application requiring equivalent electrical performance. The AEC-Q101 qualification indicates additional reliability testing and quality assurance. These parts are interchangeable with non-automotive variants in non-automotive designs.

Q: What is the significance of the operating temperature range difference between -55°C ~ 150°C and 150°C (TJ)?

A: The -55°C ~ 150°C range indicates the transistor operates across both lower and upper temperature extremes, suitable for applications requiring extended cold-temperature performance. The 150°C (TJ) specification indicates operation only up to 150°C maximum junction temperature without lower temperature specification. Selection depends on application temperature requirements.

Q: Can parts with different operating temperature ranges be mixed in the same design?

A: No. Circuit designs must specify a single operating temperature range. If the application requires -55°C ~ 150°C operation, use 2SCRC41CT116S or 2SCRC41CHZGT116S. If operation is limited to 150°C maximum, any of the listed substitutes are acceptable.

Q: Is inventory level a factor in part selection?

A: Inventory levels are provided for reference but should not be the primary selection criterion. Part selection must be based on electrical equivalence, package compatibility, operating temperature requirements, and automotive qualification status. Inventory availability may influence procurement timing but does not affect technical suitability.

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