MJD32CUQ-13 Equivalent & Substitute Parts

Part Overview

The MJD32CUQ-13 is a PNP bipolar junction transistor manufactured by Diodes Incorporated, rated for 100 V collector-emitter breakdown voltage and 3 A maximum collector current. This surface mount device is packaged in TO-252 (DPAK) configuration and is qualified to AEC-Q101 automotive standards. The part is currently in active production status with substantial inventory availability. Equivalent and substitute parts are identified for applications requiring alternative sourcing, inventory management, or manufacturer-specific procurement strategies while maintaining electrical and mechanical compatibility.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Current - Collector (Ic) (Max)	3	A
Voltage - Collector Emitter Breakdown (Max)	100	V
Power - Max	1.6	W
Frequency - Transition	3	MHz
Package / Case	TO-252-3, DPAK (2 Leads + Tab), SC-63	—
Mounting Type	Surface Mount	—
Operating Temperature Range	-55 to 150	°C
RoHS Status	ROHS3 Compliant	—
Grade	Automotive	—
Qualification	AEC-Q101	—

Substitute Part Grouping Explanation

Substitute parts for the MJD32CUQ-13 are classified based on electrical parameter equivalence and mechanical compatibility. The substitution logic is determined by the following critical parameters:

Electrical Equivalence Criteria:

Transistor Type: PNP
Maximum Collector Current (Ic): 3 A
Maximum Collector-Emitter Breakdown Voltage: 100 V
Maximum Power Dissipation: 1.6 W or greater
Transition Frequency: 3 MHz
DC Current Gain (hFE): Minimum 25 @ 1 A, 4 V

Mechanical Compatibility Criteria:

Package / Case: TO-252-3, DPAK (2 Leads + Tab), SC-63
Mounting Type: Surface Mount
Moisture Sensitivity Level: 1 (Unlimited)

Compliance Criteria:

RoHS3 Compliant
REACH Unaffected
Active Product Status

Substitute parts are grouped into two categories: Upgrade Manufacturer (alternative sourcing with equivalent or superior specifications) and Parametric Equivalent (direct electrical and mechanical equivalents from alternative manufacturers).

Parameter Comparison

Parameter	MJD32CUQ-13 (Diodes Inc.)	NJVMJD32CG (onsemi)	MJD32CAJ (Nexperia)	MJD32CJ (Nexperia)
Manufacturer	Diodes Incorporated	onsemi	Nexperia USA Inc.	Nexperia USA Inc.
Transistor Type	PNP	PNP	PNP	PNP
Current - Collector (Ic) (Max)	3 A	3 A	3 A	3 A
Voltage - Collector Emitter Breakdown (Max)	100 V	100 V	100 V	100 V
Vce Saturation (Max) @ Ib, Ic	700 mV @ 375 mA, 3 A	1.2 V @ 375 mA, 3 A	1.2 V @ 375 mA, 3 A	1.2 V @ 375 mA, 3 A
Current - Collector Cutoff (Max)	1 µA	50 µA	1 µA	1 µA
DC Current Gain (hFE) (Min) @ Ic, Vce	25 @ 1 A, 4 V	10 @ 3 A, 4 V	25 @ 1 A, 4 V	25 @ 1 A, 4 V
Power - Max	1.6 W	1.56 W	1.6 W	1.6 W
Frequency - Transition	3 MHz	3 MHz	3 MHz	3 MHz
Operating Temperature Range	-55 to 150 °C	-65 to 150 °C	150 °C (Max)	150 °C (Max)
Package / Case	TO-252-3, DPAK	TO-252-3, DPAK	TO-252-3, DPAK	TO-252-3, DPAK
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Packaging	Tape & Reel (TR)	Tube	Tape & Reel (TR)	Tape & Reel (TR)
Grade	Automotive	—	Automotive	—
Qualification	AEC-Q101	—	AEC-Q101	—
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected	REACH Unaffected	REACH Unaffected
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

MJD32CAJ (Nexperia USA Inc.) - Primary Parametric Equivalent

The MJD32CAJ is a direct parametric equivalent to the MJD32CUQ-13. Both devices share identical electrical specifications including 3 A maximum collector current, 100 V breakdown voltage, 1.6 W maximum power dissipation, and 25 minimum DC current gain at 1 A, 4 V. Both are qualified to AEC-Q101 automotive standards and packaged in TO-252-3 DPAK configuration. The MJD32CAJ is supplied in Tape & Reel packaging and maintains full RoHS3 compliance and REACH unaffected status. This part is suitable for direct substitution in automotive applications requiring AEC-Q101 qualification.

MJD32CJ (Nexperia USA Inc.) - Parametric Equivalent

The MJD32CJ is electrically equivalent to the MJD32CUQ-13 across all critical parameters: 3 A collector current, 100 V breakdown voltage, 1.6 W power dissipation, and 25 minimum DC current gain. The device is packaged in TO-252-3 DPAK and supplied in Tape & Reel format. The MJD32CJ does not carry automotive grade or AEC-Q101 qualification; therefore, it is suitable for non-automotive applications or where automotive qualification is not required.

NJVMJD32CG (onsemi) - Upgrade Manufacturer Alternative

The NJVMJD32CG is an alternative sourcing option from onsemi with equivalent electrical performance in the critical parameters of 3 A collector current, 100 V breakdown voltage, and 3 MHz transition frequency. The device is packaged in TO-252-3 DPAK configuration. Notable differences include higher maximum collector cutoff current (50 µA versus 1 µA), lower minimum DC current gain specification (10 @ 3 A versus 25 @ 1 A), and extended operating temperature range (-65 to 150 °C versus -55 to 150 °C). The NJVMJD32CG is supplied in Tube packaging rather than Tape & Reel. This part does not carry automotive grade or AEC-Q101 qualification. The NJVMJD32CG is suitable for general-purpose applications where the specified parameter variations are acceptable and automotive qualification is not required.

Frequently Asked Questions (FAQ)

Q: Can the MJD32CAJ be used as a direct replacement for the MJD32CUQ-13 in automotive applications?

A: Yes. The MJD32CAJ is a direct parametric equivalent with identical electrical specifications and is qualified to AEC-Q101 automotive standards. Both devices are rated for 3 A collector current, 100 V breakdown voltage, and 1.6 W power dissipation. The MJD32CAJ is suitable for automotive applications requiring AEC-Q101 qualification.

Q: What is the difference between the MJD32CJ and MJD32CAJ?

A: The MJD32CJ and MJD32CAJ are electrically equivalent across all critical parameters. The primary difference is that the MJD32CAJ carries automotive grade designation and AEC-Q101 qualification, while the MJD32CJ does not. Both are supplied by Nexperia USA Inc. in Tape & Reel packaging and TO-252-3 DPAK configuration.

Q: Is the NJVMJD32CG suitable for automotive applications?

A: The NJVMJD32CG does not carry automotive grade or AEC-Q101 qualification. It is suitable for general-purpose applications where automotive qualification is not required. For automotive applications, use the MJD32CUQ-13, MJD32CAJ, or equivalent automotive-qualified alternatives.

Q: What are the packaging differences among the substitute parts?

A: The MJD32CUQ-13, MJD32CAJ, and MJD32CJ are supplied in Tape & Reel (TR) packaging. The NJVMJD32CG is supplied in Tube packaging. All four devices use the same TO-252-3 DPAK surface mount package configuration. Tape & Reel packaging is standard for high-volume automated assembly, while Tube packaging is typically used for lower-volume or manual assembly applications.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All substitute parts listed—MJD32CAJ, MJD32CJ, and NJVMJD32CG—are RoHS3 compliant and REACH unaffected, matching the compliance status of the MJD32CUQ-13.

Q: What is the significance of the DC current gain (hFE) differences between parts?

A: The MJD32CUQ-13, MJD32CAJ, and MJD32CJ specify a minimum DC current gain of 25 @ 1 A, 4 V. The NJVMJD32CG specifies a minimum of 10 @ 3 A, 4 V. These specifications define the amplification characteristics at different operating points. The higher hFE specification of the primary equivalents (25 @ 1 A) indicates stronger current amplification at lower collector currents, which may be relevant for specific circuit designs.

Q: Can the NJVMJD32CG be used in place of the MJD32CUQ-13?

A: The NJVMJD32CG shares the same package configuration and equivalent electrical performance in maximum ratings. However, it differs in collector cutoff current (50 µA versus 1 µA) and DC current gain specification. The NJVMJD32CG lacks automotive qualification. Substitution is permissible only in non-automotive applications where these parameter variations are acceptable for the circuit design.

Q: What is the operating temperature range difference between the MJD32CUQ-13 and NJVMJD32CG?

A: The MJD32CUQ-13 operates from -55 to 150 °C. The NJVMJD32CG operates from -65 to 150 °C, providing an extended lower temperature range. For applications requiring operation below -55 °C, the NJVMJD32CG offers extended capability.

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