MPSA14,116 Equivalent & Substitute Parts Reference

Part Overview

MPSA14,116 is an NPN Darlington bipolar junction transistor (BJT) from NXP USA Inc., categorized under Transistors, Bipolar (BJT). It is designed for switching and amplification applications with a collector-emitter breakdown voltage of 30 V and a collector current rating of 500 mA. This part is supplied in a through-hole TO-92-3 (TO-226AA) package. The product status is obsolete, making it necessary to identify suitable, currently available alternatives for ongoing designs and replacements.

Key Parameters

Parameter	MPSA14,116
Transistor Type	NPN - Darlington
Current - Collector (Ic) (Max)	500 mA
Voltage - Collector Emitter Breakdown (Max)	30 V
Vce Saturation (Max) @ Ib, Ic	1.5V @ 100µA, 100mA
Current - Collector Cutoff (Max)	100nA (ICBO)
DC Current Gain (hFE) (Min) @ Ic, Vce	20000 @ 100mA, 5V
Power - Max	500 mW
Frequency - Transition	125MHz
Operating Temperature	150°C (TJ)
Mounting Type	Through Hole
Package / Case	TO-226-3, TO-92-3 (TO-226AA)
Supplier Device Package	TO-92-3
RoHS Status	ROHS3 Compliant
MSL	1 (Unlimited)
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution for the MPSA14,116 is determined strictly by the following key parameters: transistor type (NPN - Darlington), collector current (500 mA max), collector-emitter breakdown voltage (30 V max), saturation voltage, collector cutoff current, DC current gain (minimum), transition frequency, maximum power rating, operating temperature, mounting type, package/case, and compliance certifications (RoHS, REACH, MSL). All listed substitutes match or exceed these parameters within the explicit ranges provided. Package type and mounting options vary and should be confirmed for system compatibility.

Parameter Comparison

Manufacturer Part Number	Transistor Type	Current - Collector (Ic) (Max)	Voltage - Collector Emitter Breakdown (Max)	Vce Saturation (Max) @ Ib, Ic	Current - Collector Cutoff (Max)	DC Current Gain (hFE) (Min) @ Ic, Vce	Power - Max	Frequency - Transition	Operating Temperature	Mounting Type	Package / Case	RoHS Status	MSL	REACH Status
MPSA14,116	NPN - Darlington	500 mA	30 V	1.5V @ 100µA, 100mA	100nA (ICBO)	20000 @ 100mA, 5V	500 mW	125MHz	150°C (TJ)	Through Hole	TO-226-3, TO-92-3 (TO-226AA)	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
PMBTA14,215	NPN - Darlington	500 mA	30 V	1.5V @ 100µA, 100mA	100nA (ICBO)	20000 @ 100mA, 5V	250 mW	125MHz	150°C (TJ)	Surface Mount	TO-236-3, SC-59, SOT-23-3	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
PXTA14,115	NPN - Darlington	500 mA	30 V	1.5V @ 100µA, 100mA	100nA	20000 @ 100mA, 5V	1.3 W	125MHz	150°C (TJ)	Surface Mount	TO-243AA	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
PZTA14,115	NPN - Darlington	500 mA	30 V	1.5V @ 100µA, 100mA	100nA	20000 @ 100mA, 5V	1.25 W	125MHz	150°C (TJ)	Surface Mount	TO-261-4, TO-261AA	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected
PZTA14,135	NPN - Darlington	500 mA	30 V	1.5V @ 100µA, 100mA	100nA	20000 @ 100mA, 5V	1.25 W	125MHz	150°C (TJ)	Surface Mount	TO-261-4, TO-261AA	ROHS3 Compliant	1 (Unlimited)	REACH Unaffected

Engineering Selection Recommendations

Substitute part selection for MPSA14,116 is based on matching electrical parameters and compliance certifications. All listed alternatives are ROHS3 Compliant, have MSL 1 (Unlimited), and are REACH Unaffected. Obsolescence of MPSA14,116 requires usage of active parts with matching electrical and mechanical characteristics. Ensure chosen substitute satisfies mounting and package requirements for system compatibility.

Frequently Asked Questions (FAQ)

Q1: What parameters must match for a substitute transistor in this category?
A1: Substitutes must be NPN Darlington type, with collector current rating of at least 500 mA, breakdown voltage of 30 V, similar Vce saturation, cutoff current, DC current gain, frequency, operating temperature, and compliance standards.

Q2: Are surface-mount substitutes suitable for through-hole applications?
A2: Surface-mount packages (SOT-23-3, SOT-89, SOT-223) differ mechanically from the TO-92-3 through-hole format. System compatibility depends on PCB layout and assembly method.

Q3: How does maximum power rating affect substitution?
A3: Substitute parts must offer a maximum power rating meeting or exceeding application requirements. Verify thermal management and dissipation based on package.

Q4: Why is product status important for selection?
A4: Selecting active status components ensures availability and long-term support; obsolete parts should be replaced in new and existing designs as required.

Q5: What compliance and certification factors are relevant?
A5: ROHS3, REACH, and MSL ratings must match requirements for environmental compliance and reliability in assembly, storage, and use.

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