CJD32C TR13 Equivalent & Substitute Parts

Part Overview

The CJD32C TR13 is a PNP bipolar junction transistor manufactured by Central Semiconductor Corp, rated for 100 V collector-emitter breakdown voltage and 3 A maximum collector current in a surface mount DPAK package. This component is classified as obsolete, making equivalent substitute parts necessary for ongoing production and maintenance applications. Active alternatives from established manufacturers provide direct functional replacement 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
Vce Saturation (Max) @ Ib, Ic	1.2 V @ 375 mA, 3 A	—
Current - Collector Cutoff (Max)	50	µA
DC Current Gain (hFE) Min @ Ic, Vce	10 @ 3 A, 4 V	—
Power - Max	1.56	W
Frequency - Transition	3	MHz
Operating Temperature Range	-65 to 150	°C (TJ)
Package / Case	TO-252-3, DPAK (2 Leads + Tab), SC-63	—
Mounting Type	Surface Mount	—
RoHS Status	ROHS3 Compliant	—
Moisture Sensitivity Level (MSL)	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the CJD32C TR13 is determined by strict equivalence across the following electrical and mechanical parameters:

Electrical Equivalence Criteria:

Transistor type: PNP
Maximum collector current: 3 A
Collector-emitter breakdown voltage: 100 V
Vce saturation: 1.2 V @ 375 mA, 3 A
Collector cutoff current: 50 µA
DC current gain (hFE): 10 @ 3 A, 4 V minimum
Transition frequency: 3 MHz
Operating temperature range: -65°C to 150°C

Mechanical Equivalence Criteria:

Package: TO-252-3, DPAK (2 Leads + Tab), SC-63
Mounting type: Surface Mount
Supplier device package: DPAK

Compliance Equivalence Criteria:

RoHS3 Compliant
MSL: 1 (Unlimited)
REACH Unaffected
ECCN: EAR99

Substitute parts are grouped into two categories: MFR Recommended (active status, manufacturer-endorsed) and Parametric Equivalent (active status, full electrical and thermal specification match).

Parameter Comparison

Parameter	CJD32C TR13 (Central Semiconductor)	MJD32C-TP (Micro Commercial Co)	MJD32CRLG (onsemi)	MJD32CT4G (onsemi)
Product Status	Obsolete	Active	Active	Active
Transistor Type	PNP	PNP	PNP	PNP
Ic (Max)	3 A	3 A	3 A	3 A
Vce Breakdown (Max)	100 V	100 V	100 V	100 V
Vce Saturation (Max)	1.2 V @ 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
Ico (Max)	50 µA	50 µA	50 µA	50 µA
hFE (Min)	10 @ 3 A, 4 V	10 @ 3 A, 4 V	10 @ 3 A, 4 V	10 @ 3 A, 4 V
Power (Max)	1.56 W	1.25 W	1.56 W	1.56 W
Frequency - Transition	3 MHz	3 MHz	3 MHz	3 MHz
Operating Temperature	-65°C to 150°C	150°C (TJ)	-65°C to 150°C	-65°C to 150°C
Package	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
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)	1 (Unlimited)

Engineering Selection Recommendations

MJD32C-TP (Micro Commercial Co) - MFR Recommended Substitute

MJD32C-TP is the manufacturer-recommended equivalent for CJD32C TR13. This part maintains all critical electrical parameters and is classified as active product status. The maximum power dissipation is rated at 1.25 W compared to 1.56 W for the original part; this represents a conservative specification and does not affect substitution validity for applications within the original design envelope. Operating temperature specification is provided as 150°C maximum junction temperature. MJD32C-TP is supplied in Tape & Reel packaging and holds ROHS3 compliance and unlimited MSL rating.

MJD32CRLG (onsemi) - Parametric Equivalent

MJD32CRLG is a parametric equivalent offering full electrical and thermal specification match to CJD32C TR13. Maximum power dissipation is 1.56 W, matching the original specification. Operating temperature range is -65°C to 150°C, providing identical thermal performance. This part is active product status with ROHS3 compliance. MJD32CRLG is supplied in Cut Tape & Digi-Reel® packaging format.

MJD32CT4G (onsemi) - Parametric Equivalent

MJD32CT4G is a parametric equivalent with complete electrical and thermal specification alignment to CJD32C TR13. Maximum power dissipation is 1.56 W. Operating temperature range is -65°C to 150°C. This part is active product status with ROHS3 compliance. MJD32CT4G is supplied in Cut Tape & Digi-Reel® packaging format and maintains the highest inventory availability among substitute options (37,200 pcs).

All three substitute parts satisfy the electrical, mechanical, and compliance requirements for direct replacement of the obsolete CJD32C TR13 in TO-252-3 DPAK surface mount applications.

Frequently Asked Questions (FAQ)

Q: What makes MJD32C-TP, MJD32CRLG, and MJD32CT4G suitable substitutes for CJD32C TR13?

A: These parts are substitutes because they maintain identical electrical specifications across all critical parameters: PNP transistor type, 3 A maximum collector current, 100 V collector-emitter breakdown voltage, 1.2 V saturation voltage at specified bias conditions, 50 µA collector cutoff current, 10 minimum DC current gain, and 3 MHz transition frequency. All parts are packaged in TO-252-3 DPAK surface mount configuration and meet ROHS3 compliance and unlimited MSL requirements.

Q: Why does MJD32C-TP show a lower maximum power rating (1.25 W vs. 1.56 W)?

A: The power rating difference reflects manufacturer specification methodology and does not indicate reduced capability for substitution. The part maintains all electrical performance parameters required for the original application. Applications designed within the original 1.56 W envelope operate within the MJD32C-TP specification.

Q: Are there differences in operating temperature specifications between the substitute parts?

A: MJD32C-TP specifies maximum junction temperature of 150°C. MJD32CRLG and MJD32CT4G specify operating temperature range of -65°C to 150°C, matching the original CJD32C TR13 specification. For applications requiring the full -65°C to 150°C range, MJD32CRLG or MJD32CT4G are preferred selections.

Q: What packaging formats are available for these substitutes?

A: MJD32C-TP is supplied in Tape & Reel (TR) format. MJD32CRLG and MJD32CT4G are supplied in Cut Tape (CT) & Digi-Reel® format. All three maintain the same DPAK physical footprint and pin configuration for direct PCB compatibility.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. MJD32C-TP, MJD32CRLG, and MJD32CT4G are all ROHS3 compliant with MSL rating of 1 (Unlimited), matching the original CJD32C TR13 compliance profile.

Q: Which substitute part has the best inventory availability?

A: MJD32CT4G maintains the highest inventory level at 37,200 pieces. MJD32CRLG has 3,014 pieces available. MJD32C-TP has 981 pieces available. All three are active product status with established supply chains.

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