MJD32C-13 Equivalent & Substitute Parts

Part Overview

The MJD32C-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. The device is housed in a TO-252-3 (DPAK) surface mount package and is designed for general-purpose switching and amplification applications. The part is Active status and RoHS3 compliant. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are required due to inventory constraints, manufacturing discontinuation, or design flexibility across multiple qualified suppliers.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Collector Current (Ic) Max	3	A
Collector-Emitter Breakdown Voltage (Max)	100	V
Vce Saturation (Max)	1.2	V @ 375mA, 3A
DC Current Gain (hFE) Min	10	@ 3A, 4V
Collector Cutoff Current (Max)	1–100	µA / nA
Power Dissipation (Max)	1.25–15	W
Transition Frequency	3–100	MHz
Operating Temperature Range	−55 to +150 / −65 to +150	°C (TJ)
Package / Case	TO-252-3 (DPAK)	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
MSL Rating	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution eligibility for the MJD32C-13 is determined by the following critical parameters:

Primary Substitution Criteria:

Transistor Type: PNP
Collector Current (Ic) Max: 3 A (minimum requirement)
Collector-Emitter Breakdown Voltage: 100 V (minimum requirement)
Vce Saturation: 1.2 V @ 375mA, 3A (maximum allowable)
DC Current Gain (hFE) Min: 10 @ 3A, 4V (minimum requirement)
Package / Case: TO-252-3 (DPAK) surface mount
Mounting Type: Surface Mount
RoHS Status: ROHS3 Compliant

Parametric Equivalents share identical electrical specifications and packaging. These parts are direct functional replacements with no performance trade-offs.

Direct Manufacturer Alternatives maintain the same core electrical ratings (Ic, Vce, hFE) and package but may differ in power dissipation, transition frequency, or operating temperature range. These parts are suitable for applications where the specified electrical performance is met.

Manufacturer-Recommended Upgrades include parts with higher current ratings (MJD42 series at 6 A) or enhanced frequency response (NSS1C300 at 100 MHz). These are suitable only when the application can accommodate higher performance specifications.

Parameter Comparison

Part Number	Manufacturer	Ic (Max) A	Vce Breakdown (Max) V	Vce Sat (Max) V	hFE (Min)	Power (Max) W	Freq (Max) MHz	Temp Range °C	Package	Packaging Type
MJD32C-13	Diodes Inc.	3	100	1.2	10	15	3	−55 to +150	TO-252-3	Tape & Reel
MJD32CQ-13	Diodes Inc.	3	100	1.2	10	15	3	−55 to +150	TO-252-3	Tape & Reel
MJD32C-TP	Micro Commercial Co	3	100	1.2	10	1.25	3	−40 to +150	TO-252-3	Tape & Reel
MJD32CT4-A	STMicroelectronics	3	100	1.2	10	15	—	−40 to +150	TO-252-3	Cut Tape
MJD32CT4G	onsemi	3	100	1.2	10	1.56	3	−65 to +150	TO-252-3	Cut Tape
NJVMJD32CG	onsemi	3	100	1.2	10	1.56	3	−65 to +150	TO-252-3	Tube
MJD32CG	onsemi	3	100	1.2	10	1.56	3	−65 to +150	TO-252-3	Tube
MJD32CRLG	onsemi	3	100	1.2	10	1.56	3	−65 to +150	TO-252-3	Cut Tape
MJD42CG	onsemi	6	100	1.5	15	1.75	3	−65 to +150	TO-252-3	Tube
MJD42CT4G	onsemi	6	100	1.5	15	1.75	3	−65 to +150	TO-252-3	Cut Tape
NSS1C300ET4G	onsemi	3	100	0.4	120	2.1	100	−65 to +150	TO-252-3	Tape & Reel

Engineering Selection Recommendations

Parametric Equivalent (Direct Replacement): MJD32CQ-13 is a parametric equivalent manufactured by Diodes Incorporated with identical electrical specifications and operating temperature range. This part is suitable for direct substitution in all applications where MJD32C-13 is specified.

Equivalent Performance Alternatives (Same Ic, Vce, hFE): MJD32C-TP (Micro Commercial Co), MJD32CT4-A (STMicroelectronics), MJD32CT4G (onsemi), NJVMJD32CG (onsemi), MJD32CG (onsemi), and MJD32CRLG (onsemi) all maintain the critical electrical parameters (3 A, 100 V, 1.2 V saturation, hFE 10). These parts are suitable for applications where the specified current, voltage, and gain requirements are met. Differences in power dissipation rating and operating temperature range do not affect functional compatibility in standard switching applications.

Higher Current Capability (Upgrade Path): MJD42CG and MJD42CT4G are rated for 6 A collector current with 100 V breakdown voltage. These parts are suitable only when the application requires higher current handling or when design margin for current is required. The increased hFE (15 vs. 10) and higher Vce saturation (1.5 V vs. 1.2 V) must be evaluated against circuit requirements.

Enhanced Frequency Response (Specialized Application): NSS1C300ET4G is rated for 100 MHz transition frequency with improved Vce saturation (0.4 V) and higher hFE (120). This part is suitable for high-frequency switching applications where the MJD32C-13's 3 MHz specification is insufficient. The lower saturation voltage provides improved switching efficiency in high-speed circuits.

Compliance and Certification: All listed substitute parts are RoHS3 compliant, MSL 1 rated, and REACH unaffected. All parts are Active status with unlimited moisture sensitivity rating.

Frequently Asked Questions (FAQ)

Q: Can MJD32CQ-13 be used as a direct replacement for MJD32C-13? A: Yes. MJD32CQ-13 is a parametric equivalent with identical electrical specifications (3 A, 100 V, 1.2 V saturation, hFE 10) and operating temperature range (−55 to +150°C). It is manufactured by Diodes Incorporated and is suitable for direct substitution.

Q: What is the difference between MJD32C-13 and MJD32CT4G? A: Both parts share identical core electrical specifications (3 A, 100 V, 1.2 V saturation, hFE 10). MJD32CT4G is manufactured by onsemi and rated for an extended operating temperature range (−65 to +150°C vs. −55 to +150°C). MJD32CT4G has lower power dissipation (1.56 W vs. 15 W) and is supplied in Cut Tape packaging instead of Tape & Reel.

Q: Can MJD42CG replace MJD32C-13? A: MJD42CG has higher collector current rating (6 A vs. 3 A) and higher Vce saturation (1.5 V vs. 1.2 V). It is suitable only when the application requires higher current capability or when design margin for current is required. The higher saturation voltage may affect circuit performance in low-voltage switching applications.

Q: What is the advantage of NSS1C300ET4G over MJD32C-13? A: NSS1C300ET4G is rated for 100 MHz transition frequency compared to 3 MHz for MJD32C-13. It also has lower Vce saturation (0.4 V vs. 1.2 V) and higher DC current gain (120 vs. 10). These characteristics make it suitable for high-frequency switching applications. Both parts maintain 3 A collector current and 100 V breakdown voltage.

Q: Are all substitute parts available in the same package? A: All substitute parts use the TO-252-3 (DPAK) surface mount package. However, packaging types differ: some are supplied in Tape & Reel, others in Cut Tape or Tube. Verify packaging compatibility with your assembly process requirements.

Q: What does RoHS3 compliance mean for these parts? A: RoHS3 compliance indicates the parts meet Restriction of Hazardous Substances Directive requirements, restricting lead, cadmium, mercury, hexavalent chromium, and specified brominated flame retardants. All listed substitute parts are RoHS3 compliant.

Q: Can I use MJD32C-TP in place of MJD32C-13? A: Yes, for most applications. MJD32C-TP maintains identical electrical specifications (3 A, 100 V, 1.2 V saturation, hFE 10). The operating temperature range is −40 to +150°C (vs. −55 to +150°C for MJD32C-13). If your application requires operation below −40°C, MJD32C-TP is not suitable.

Q: What is the difference between Tape & Reel and Cut Tape packaging? A: Tape & Reel packaging is supplied on continuous tape suitable for high-volume automated assembly. Cut Tape is pre-cut tape supplied in smaller quantities. Both formats use the same TO-252-3 package. Selection depends on assembly equipment compatibility and order quantity requirements.

Q: Are there any electrical performance differences between onsemi and Diodes Incorporated versions? A: The parametric equivalents (MJD32CQ-13 from Diodes and MJD32CG from onsemi) share identical core electrical specifications. Differences in power dissipation rating and operating temperature range reflect manufacturer test conditions and design margins, not fundamental performance differences in standard applications.

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