How do the Vishay Vishay IRFZ Series variants differ?

Vishay IRFZ Series part numbers differ by case, current - continuous drain (Id) @ 25°C, gate charge (Qg) (Max) @ vgs and input capacitance (Ciss) (Max) @ vds. Use the selection guide above to pick by case.

How many Vishay Vishay IRFZ Series part numbers are listed?

20 Vishay Vishay IRFZ Series part numbers are listed, each with specifications and a datasheet where available.

Vishay IRFZ Series

20 variants · Vishay

About the Vishay Vishay IRFZ Series series

The Vishay Vishay IRFZ Series series groups 20 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common drain to source voltage of 60 V, FET feature of - and FET type of N-Channel. Variants differ by case, current - continuous drain (Id) @ 25°C and gate charge (Qg) (Max) @ vgs, so you can match the exact case your application requires using the selection guide below.

Select a variant by

Case: TO-220-3 · TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Current - continuous drain (Id) @ 25°C: 30A (Tc) · 50A (Tc)
Gate charge (Qg) (Max) @ vgs: 46 nC @ 10 V · 67 nC @ 10 V
Input capacitance (Ciss) (Max) @ vds: 1200 pF @ 25 V · 1900 pF @ 25 V
Mounting type: Surface Mount · Through Hole
Operating temperature: -55°C ~ 175°C (TJ) · -55°C~175°C(TJ)
Package: Tape & Reel (TR); Cut Tape (CT) · Tube
Power dissipation: 3.7W (Ta), 150W (Tc) · 88W (Tc) · 150W (Tc)

Variant comparison

Parameter	IRFZ34PBF	IRFZ44PBF	IRFZ44PBF-BE3	IRFZ44RPBF	IRFZ44RPBF-BE3	IRFZ44SPBF
Case	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-220-3	TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Current - continuous drain (Id) @ 25°C	30A (Tc)	50A (Tc)	50A (Tc)	50A (Tc)	50A (Tc)	50A (Tc)
Gate charge (Qg) (Max) @ vgs	46 nC @ 10 V	67 nC @ 10 V	67 nC @ 10 V	67 nC @ 10 V	67 nC @ 10 V	67 nC @ 10 V
Input capacitance (Ciss) (Max) @ vds	1200 pF @ 25 V	1900 pF @ 25 V	1900 pF @ 25 V	1900 pF @ 25 V	1900 pF @ 25 V	1900 pF @ 25 V
Mounting type	Through Hole	Through Hole	Through Hole	Through Hole	Through Hole	Surface Mount
Operating temperature	-55°C ~ 175°C (TJ)	-55°C~175°C(TJ)	-55°C~175°C(TJ)	-55°C~175°C(TJ)	-55°C~175°C(TJ)	-55°C~175°C(TJ)
Package	Tube	Tube	Tube	Tube	Tube	Tube
Power dissipation	88W (Tc)	150W (Tc)	150W (Tc)	150W (Tc)	150W (Tc)	3.7W (Ta), 150W (Tc)

Shared specifications

Drain to source voltage: 60 V
FET feature: -
FET type: N-Channel
Technology: MOSFET (Metal Oxide)
Vgs: ±20V
Vgs(th) (Max) @ id: 4V @ 250µA

Request a quote on any Vishay IRFZ Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Vishay Vishay IRFZ Series variants differ?: Vishay IRFZ Series part numbers differ by case, current - continuous drain (Id) @ 25°C, gate charge (Qg) (Max) @ vgs and input capacitance (Ciss) (Max) @ vds. Use the selection guide above to pick by case.
How many Vishay Vishay IRFZ Series part numbers are listed?: 20 Vishay Vishay IRFZ Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Vishay Vishay IRFZ Series?: Request a quote (RFQ) for any Vishay IRFZ Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.