How many Infineon Technologies Infineon Technologies SPA2 Series part numbers are listed?

3 Infineon Technologies Infineon Technologies SPA2 Series part numbers are listed, each with specifications and a datasheet where available.

Infineon Technologies SPA2 Series

3 variants · Infineon Technologies

About the Infineon Technologies Infineon Technologies SPA2 Series series

The Infineon Technologies Infineon Technologies SPA2 Series series groups 3 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common case of TO-220-3 Full Pack, drive voltage (Max rds on, min rds on) of 10V and FET feature of -. Variants differ by current - continuous drain (Id) @ 25°C, drain to source voltage and gate charge (Qg) (Max) @ vgs, so you can match the exact current - continuous drain (Id) @ 25°C your application requires using the selection guide below. The range mixes active and legacy part numbers, so you can source both current Infineon Technologies SPA2 Series variants and discontinued ones from a single page.

Select a variant by

Current - continuous drain (Id) @ 25°C: 20.7A (Tc) · 21A (Tc)
Drain to source voltage: 560 V · 600 V · 650 V
Gate charge (Qg) (Max) @ vgs: 95 nC @ 10 V · 114 nC @ 10 V · 124 nC @ 10 V
Operating temperature: -55°C ~ 150°C (TJ) · -55°C~150°C(TJ)
Package: Bulk · Tube
Power dissipation: 34.5W (Tc) · 35W (Tc)
Rds on (Max) @ id, vgs: 190mOhm @ 13.1A, 10V · 220mOhm @ 13.1A, 10V
Vgs(th) (Max) @ id: 3.9V @ 1mA · 5V @ 1mA

Variant comparison

Parameter	SPA20N60CFD	SPA20N65C3XK	SPA21N50C3XKSA1
Current - continuous drain (Id) @ 25°C	20.7A (Tc)	20.7A (Tc)	21A (Tc)
Drain to source voltage	600 V	650 V	560 V
Gate charge (Qg) (Max) @ vgs	124 nC @ 10 V	114 nC @ 10 V	95 nC @ 10 V
Operating temperature	-55°C~150°C(TJ)	-55°C~150°C(TJ)	-55°C ~ 150°C (TJ)
Package	Bulk	Bulk	Tube
Power dissipation	35W (Tc)	34.5W (Tc)	34.5W (Tc)
Rds on (Max) @ id, vgs	220mOhm @ 13.1A, 10V	190mOhm @ 13.1A, 10V	190mOhm @ 13.1A, 10V
Vgs(th) (Max) @ id	5V @ 1mA	3.9V @ 1mA	3.9V @ 1mA

Shared specifications

Case: TO-220-3 Full Pack
Drive voltage (Max rds on, min rds on): 10V
FET feature: -
FET type: N-Channel
Input capacitance (Ciss) (Max) @ vds: 2400 pF @ 25 V
Mounting type: Through Hole
Technology: MOSFET (Metal Oxide)
Vgs: ±20V

Request a quote on any Infineon Technologies SPA2 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 Infineon Technologies Infineon Technologies SPA2 Series variants differ?: Infineon Technologies SPA2 Series part numbers differ by current - continuous drain (Id) @ 25°C, drain to source voltage, gate charge (Qg) (Max) @ vgs and operating temperature. Use the selection guide above to pick by current - continuous drain (Id) @ 25°C.
How many Infineon Technologies Infineon Technologies SPA2 Series part numbers are listed?: 3 Infineon Technologies Infineon Technologies SPA2 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Infineon Technologies Infineon Technologies SPA2 Series?: Request a quote (RFQ) for any Infineon Technologies SPA2 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.