2N4416A-E3 Equivalent & Substitute Parts

Part Overview

The 2N4416A-E3 is an N-Channel JFET transistor manufactured by Vishay Siliconix, rated for 35 V breakdown voltage and 300 mW power dissipation in a TO-206AF (TO-72) metal can package. This part is classified as obsolete, making equivalent substitutes necessary for new designs and production continuity. The device operates across a temperature range of -50°C to 150°C and is RoHS3 compliant with unlimited moisture sensitivity rating.

Key Parameters

Parameter	Value	Unit
FET Type	N-Channel	—
Voltage - Breakdown (V(BR)GSS)	35	V
Current - Drain (Idss) @ Vds (Vgs=0)	5	mA @ 15 V
Voltage - Cutoff (VGS off) @ Id	2.5	V @ 1 nA
Input Capacitance (Ciss) (Max) @ Vds	4	pF @ 15V
Power - Max	300	mW
Operating Temperature	-50 to 150	°C (TJ)
Mounting Type	Through Hole	—
Package / Case	TO-206AF, TO-72-4 Metal Can	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitution eligibility for the 2N4416A-E3 is determined by the following critical parameters:

N-Channel JFET topology
Voltage - Breakdown (V(BR)GSS) of 35 V minimum
Current - Drain (Idss) @ Vds (Vgs=0) of 5 mA @ 15 V
Voltage - Cutoff (VGS off) @ Id of 2.5 V @ 1 nA
Input Capacitance (Ciss) of 4 pF @ 15V maximum
Power dissipation capability of 300 mW minimum
Through Hole mounting configuration
Operating temperature range encompassing -50°C to 150°C

The substitute parts listed below meet these electrical and mechanical requirements within the specified tolerances.

Parameter Comparison

Parameter	2N4416A-E3 (Vishay)	2N4416A (Microchip)	J111 (onsemi)
FET Type	N-Channel	N-Channel	N-Channel
Voltage - Breakdown (V(BR)GSS)	35 V	35 V	35 V
Drain to Source Voltage (Vdss)	—	35 V	—
Current - Drain (Idss) @ Vds (Vgs=0)	5 mA @ 15 V	5 mA @ 15 V	20 mA @ 15 V
Voltage - Cutoff (VGS off) @ Id	2.5 V @ 1 nA	2.5 V @ 1 nA	3 V @ 1 µA
Input Capacitance (Ciss) (Max) @ Vds	4 pF @ 15V	4 pF @ 15V	—
Power - Max	300 mW	300 mW	625 mW
Operating Temperature	-50 to 150°C (TJ)	-65 to 200°C (TJ)	-55 to 150°C (TJ)
Mounting Type	Through Hole	Through Hole	Through Hole
Package / Case	TO-206AF, TO-72-4 Metal Can	TO-206AF, TO-72-4 Metal Can	TO-226-3, TO-92-3
Product Status	Obsolete	Active	Active
RoHS Status	ROHS3 Compliant	—	ROHS3 Compliant

Engineering Selection Recommendations

2N4416A (Microchip Technology) is the primary substitute for the 2N4416A-E3. This part maintains identical electrical specifications including breakdown voltage, drain current, cutoff voltage, and input capacitance. The package configuration (TO-72) is mechanically compatible with the original TO-206AF specification. The part is currently in active production status, ensuring long-term availability. Operating temperature range extends to -65°C to 200°C, providing broader environmental coverage than the original device.

J111 (onsemi) is an alternative substitute with compatible voltage ratings and higher power dissipation capability (625 mW versus 300 mW). However, this part exhibits different electrical characteristics: drain current of 20 mA @ 15 V (versus 5 mA), cutoff voltage of 3 V @ 1 µA (versus 2.5 V @ 1 nA), and uses a TO-92-3 package instead of TO-72. The J111 is suitable only when circuit design accommodates these parameter variations and when the smaller TO-92-3 package is acceptable for the application. This part is in active production and RoHS3 compliant.

Frequently Asked Questions (FAQ)

Q: Can the 2N4416A from Microchip directly replace the 2N4416A-E3 from Vishay?

A: Yes. Both parts share identical electrical specifications for breakdown voltage, drain current, cutoff voltage, and input capacitance. The TO-72 package is mechanically compatible with the TO-206AF specification. Pin configuration and functional behavior are equivalent.

Q: Is the J111 a direct substitute for the 2N4416A-E3?

A: The J111 is not a direct substitute. While both are N-Channel JFETs with 35 V breakdown voltage, the J111 exhibits higher drain current (20 mA versus 5 mA) and different cutoff voltage characteristics (3 V @ 1 µA versus 2.5 V @ 1 nA). Additionally, the J111 uses a TO-92-3 package rather than TO-72. The J111 is suitable only when circuit design has been verified to accommodate these parameter differences.

Q: What is the difference between the TO-72 and TO-92-3 packages?

A: TO-72 is a metal can package with four leads, while TO-92-3 is a plastic package with three leads. These packages have different physical dimensions, pin spacing, and thermal characteristics. PCB layout and mechanical mounting must be adapted accordingly.

Q: Are all substitute parts RoHS3 compliant?

A: The 2N4416A from Microchip does not specify RoHS status in the provided data. The J111 from onsemi is RoHS3 compliant. Verify RoHS compliance requirements with your specific application and supply chain documentation.

Q: What is the inventory status of these parts?

A: The 2N4416A-E3 (Vishay) has 972 pieces in stock. The 2N4416A (Microchip) has 1452 pieces in stock. The J111 (onsemi) has 95,300 pieces in stock. Availability may vary by distributor and region.

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