MJD41CRLG Equivalent & Substitute Parts

Part Overview

The MJD41CRLG is an NPN bipolar junction transistor manufactured by onsemi, rated for 100V collector-emitter breakdown voltage and 6A maximum collector current. This surface mount device in DPAK packaging is designed for general-purpose switching and amplification applications requiring moderate power dissipation up to 1.75W. The part is currently active in production with RoHS3 compliance and unlimited moisture sensitivity rating. Equivalent and substitute parts are identified to support procurement flexibility, inventory management, and design alternatives when the primary part becomes unavailable or when specific packaging or performance characteristics are required.

Key Parameters

Parameter	Value	Unit
Transistor Type	NPN	—
Voltage - Collector Emitter Breakdown (Max)	100	V
Current - Collector (Ic) (Max)	6	A
Power - Max	1.75	W
Frequency - Transition	3	MHz
Operating Temperature Range	-65 to 150	°C (TJ)
Package / Case	TO-252-3, DPAK	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution of the MJD41CRLG is determined by strict equivalence in the following critical parameters: transistor type (NPN), collector-emitter breakdown voltage (100V), maximum collector current (6A), power dissipation capability (1.75W), transition frequency (3MHz), and surface mount DPAK packaging. Parts are grouped into two categories:

Parametric Equivalent: Parts that match all electrical specifications and package type, differing only in packaging format (Cut Tape versus Tape & Reel).

Similar Parts: Parts that maintain the same voltage and current ratings but may differ in transition frequency, power dissipation, package variant, or manufacturer, requiring design verification for specific application constraints.

The following parameters determine substitution eligibility:

Collector-Emitter Breakdown Voltage: 100V (required)
Maximum Collector Current: 6A (required for full-current applications)
Package Type: DPAK surface mount (required for PCB compatibility)
Transistor Type: NPN (required)

Parameter Comparison

Parameter	MJD41CRLG (Main)	MJD41CT4G (Equivalent)	MJD31C-13 (Similar)	PHPT61006NYX (Similar)
Manufacturer	onsemi	onsemi	Diodes Incorporated	Nexperia USA Inc.
Transistor Type	NPN	NPN	NPN	NPN
Voltage - Collector Emitter Breakdown (Max)	100 V	100 V	100 V	100 V
Current - Collector (Ic) (Max)	6 A	6 A	3 A	6 A
Vce Saturation (Max) @ Ib, Ic	1.5V @ 600mA, 6A	1.5V @ 600mA, 6A	1.2V @ 375mA, 3A	340mV @ 600mA, 6A
DC Current Gain (hFE) (Min) @ Ic, Vce	15 @ 3A, 4V	15 @ 3A, 4V	10 @ 3A, 4V	140 @ 500mA, 2V
Power - Max	1.75 W	1.75 W	1.56 W	1.3 W
Frequency - Transition	3 MHz	3 MHz	3 MHz	170 MHz
Operating Temperature Range	-65 to 150°C (TJ)	-65 to 150°C (TJ)	-55 to 150°C (TJ)	Up to 175°C (TJ)
Package / Case	TO-252-3, DPAK	TO-252-3, DPAK	TO-252-3, DPAK	SC-100, SOT-669
Packaging Format	Cut Tape (CT)	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

MJD41CT4G (onsemi): This part is a direct parametric equivalent to the MJD41CRLG, matching all electrical specifications and DPAK package requirements. The only difference is the packaging format: MJD41CT4G is supplied in Tape & Reel format while MJD41CRLG is supplied in Cut Tape format. Both parts are manufactured by onsemi, carry active product status, and maintain ROHS3 compliance. Selection of MJD41CT4G is appropriate for high-volume production environments where Tape & Reel packaging is standard. This part is a direct drop-in replacement for the MJD41CRLG.

MJD31C-13 (Diodes Incorporated): This part shares the same 100V breakdown voltage and DPAK package as the MJD41CRLG but is rated for 3A maximum collector current instead of 6A. The MJD31C-13 is suitable only for applications where collector current does not exceed 3A. The part exhibits lower saturation voltage (1.2V versus 1.5V) and lower DC current gain (10 versus 15), with a narrower operating temperature range (-55 to 150°C versus -65 to 150°C). Selection of MJD31C-13 requires verification that application current requirements do not exceed 3A.

PHPT61006NYX (Nexperia USA Inc.): This part maintains 100V breakdown voltage and 6A collector current ratings but uses a different package format (LFPAK56, Power-SO8 / SC-100) instead of DPAK. The PHPT61006NYX exhibits significantly higher transition frequency (170MHz versus 3MHz), lower saturation voltage (340mV versus 1.5V), and higher DC current gain (140 versus 15). This part carries automotive qualification (AEC-Q100) and supports higher operating temperatures (up to 175°C). Selection of PHPT61006NYX requires PCB layout redesign due to package incompatibility and is appropriate only for applications requiring higher frequency performance or automotive-grade reliability.

Frequently Asked Questions (FAQ)

Q: Can MJD41CT4G be used as a direct replacement for MJD41CRLG?

A: Yes. MJD41CT4G is a parametric equivalent with identical electrical specifications and DPAK package. The parts differ only in packaging format (Tape & Reel versus Cut Tape). Both are manufactured by onsemi and carry the same product status and compliance certifications.

Q: Is MJD31C-13 a suitable substitute for the MJD41CRLG?

A: MJD31C-13 is suitable only for applications where maximum collector current does not exceed 3A. The part is rated for 3A maximum, compared to 6A for the MJD41CRLG. Applications requiring full 6A operation cannot use MJD31C-13 without circuit redesign.

Q: Why does PHPT61006NYX have a different package than the MJD41CRLG?

A: PHPT61006NYX uses LFPAK56 (Power-SO8) packaging instead of DPAK. While both are surface mount packages, they have different pin configurations and footprints. PCB layout modification is required to accommodate PHPT61006NYX.

Q: What are the key differences between MJD41CRLG and PHPT61006NYX?

A: Both parts share 100V breakdown voltage and 6A collector current ratings. PHPT61006NYX differs in package type (LFPAK56 versus DPAK), transition frequency (170MHz versus 3MHz), saturation voltage (340mV versus 1.5V), and includes automotive qualification (AEC-Q100). PHPT61006NYX is suitable for high-frequency applications and automotive environments.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. MJD41CT4G, MJD31C-13, and PHPT61006NYX are all ROHS3 compliant, matching the compliance status of the MJD41CRLG.

Q: What is the difference between Cut Tape and Tape & Reel packaging?

A: Cut Tape (CT) packaging supplies individual parts or small quantities on tape that has been cut into sections. Tape & Reel (TR) packaging supplies parts on continuous tape wound on a reel, suitable for automated assembly equipment. Both formats contain the same component; packaging format selection depends on production volume and assembly equipment capability.

Q: Can PHPT61006NYX be used in low-frequency applications designed for MJD41CRLG?

A: Yes. PHPT61006NYX operates at higher transition frequency (170MHz) but is not limited to high-frequency use. However, package incompatibility requires PCB redesign. The higher DC current gain (140 versus 15) may require circuit bias adjustments.

Q: What is the operating temperature range difference between MJD31C-13 and MJD41CRLG?

A: MJD41CRLG operates from -65°C to 150°C, while MJD31C-13 operates from -55°C to 150°C. Applications requiring operation below -55°C must use MJD41CRLG or PHPT61006NYX.

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