MPSA92_D26Z Equivalent & Substitute Parts

Part Overview

The MPSA92_D26Z is a PNP bipolar junction transistor manufactured by onsemi, designed for general-purpose switching and amplification applications. This device features a maximum collector current of 500 mA, collector-emitter breakdown voltage of 300 V, and maximum power dissipation of 625 mW in a Through Hole TO-92-3 package.

The MPSA92_D26Z carries an Obsolete product status. Identifying equivalent and substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production requirements for applications utilizing this transistor.

Key Parameters

Parameter	Value	Unit
Transistor Type	PNP	—
Current - Collector (Ic) (Max)	500	mA
Voltage - Collector Emitter Breakdown (Max)	300	V
Vce Saturation (Max) @ Ib, Ic	500mV @ 2mA, 20mA	—
Current - Collector Cutoff (Max)	250	nA
DC Current Gain (hFE) (Min) @ Ic, Vce	25 @ 30mA, 10V	—
Power - Max	625	mW
Frequency - Transition	50	MHz
Operating Temperature Range	-55 to 150	°C
Mounting Type	Through Hole	—
Package / Case	TO-92-3	—

Substitute Part Grouping Explanation

Substitution of the MPSA92_D26Z is determined by electrical and mechanical parameter equivalence. The following criteria establish valid substitution:

Electrical Parameters (Must Match):

Transistor Type: PNP
Current - Collector (Ic) (Max): 500 mA
Voltage - Collector Emitter Breakdown (Max): 300 V
Vce Saturation (Max) @ Ib, Ic: 500mV @ 2mA, 20mA
Current - Collector Cutoff (Max): 250 nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce: 25 @ 30mA, 10V
Power - Max: 625 mW
Frequency - Transition: 50 MHz

Mechanical Parameters (Must Match):

Mounting Type: Through Hole
Package / Case: TO-92-3

The KSP92TA meets all specified electrical and mechanical parameters, establishing it as a direct substitute for the MPSA92_D26Z.

Parameter Comparison

Parameter	MPSA92_D26Z	KSP92TA	Match
Transistor Type	PNP	PNP	✓
Current - Collector (Ic) (Max)	500 mA	500 mA	✓
Voltage - Collector Emitter Breakdown (Max)	300 V	300 V	✓
Vce Saturation (Max) @ Ib, Ic	500mV @ 2mA, 20mA	500mV @ 2mA, 20mA	✓
Current - Collector Cutoff (Max)	250 nA	250 nA	✓
DC Current Gain (hFE) (Min) @ Ic, Vce	25 @ 30mA, 10V	25 @ 30mA, 10V	✓
Power - Max	625 mW	625 mW	✓
Frequency - Transition	50 MHz	50 MHz	✓
Mounting Type	Through Hole	Through Hole	✓
Package / Case	TO-92-3	TO-92-3	✓
Product Status	Obsolete	Active	—

Engineering Selection Recommendations

The KSP92TA is a direct electrical and mechanical equivalent to the MPSA92_D26Z. Selection of the KSP92TA provides the following advantages:

Product Status: The KSP92TA carries an Active product status, ensuring ongoing manufacturer support, availability, and supply chain continuity compared to the Obsolete MPSA92_D26Z.

Compliance & Certifications: The KSP92TA is ROHS3 Compliant, meeting current environmental and regulatory requirements. Both parts maintain REACH Unaffected status and EAR99 export classification.

Inventory & Availability: The KSP92TA is available in significantly higher inventory quantities (85,100 Pcs) compared to the MPSA92_D26Z (785 Pcs), supporting both immediate and long-term procurement requirements.

Electrical Performance: All electrical parameters, including current ratings, voltage ratings, gain characteristics, and frequency response, are identical between the two parts, ensuring functional equivalence in circuit applications.

Frequently Asked Questions (FAQ)

Q: Can the KSP92TA be used as a direct replacement for the MPSA92_D26Z in existing designs?

A: Yes. The KSP92TA meets all electrical and mechanical specifications of the MPSA92_D26Z. No circuit modifications are required for substitution.

Q: Are there any differences in operating temperature ranges between these parts?

A: The MPSA92_D26Z specifies an operating temperature range of -55°C to 150°C. The KSP92TA specifies a maximum operating temperature of 150°C. For applications requiring operation below -55°C, the MPSA92_D26Z specifications must be verified against actual application requirements.

Q: What is the significance of the product status difference?

A: The MPSA92_D26Z is classified as Obsolete, indicating that onsemi no longer manufactures or supports this part. The KSP92TA is classified as Active, ensuring continued availability, technical support, and supply chain reliability.

Q: Are the packaging formats identical?

A: Both parts use the TO-92-3 Through Hole package with formed leads. Physical dimensions and pin configurations are identical, enabling direct board-level substitution without layout modifications.

Q: What compliance certifications apply to the KSP92TA?

A: The KSP92TA is ROHS3 Compliant and maintains REACH Unaffected status. Both parts carry EAR99 export classification.

Q: Is there a difference in moisture sensitivity between these parts?

A: The MPSA92_D26Z specifies Moisture Sensitivity Level (MSL) 1 (Unlimited). The KSP92TA specifies MSL as Not Applicable, indicating no moisture sensitivity restrictions for this component.

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