How do the onsemi onsemi FQB1 Series variants differ?

onsemi FQB1 Series part numbers differ by current - continuous drain (Id) @ 25°C, drain to source voltage, FET type and gate charge (Qg) (Max) @ vgs. Use the selection guide above to pick by current - continuous drain (Id) @ 25°C.

How many onsemi onsemi FQB1 Series part numbers are listed?

4 onsemi onsemi FQB1 Series part numbers are listed, each with specifications and a datasheet where available.

onsemi FQB1 Series

4 variants · onsemi

About the onsemi onsemi FQB1 Series series

The onsemi onsemi FQB1 Series series groups 4 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-263-3, D²Pak (2 Leads + Tab), TO-263AB, 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 FET type, 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 onsemi FQB1 Series variants and discontinued ones from a single page.

Select a variant by

Current - continuous drain (Id) @ 25°C: 10.5A (Tc) · 11.4A (Tc) · 11.5A (Tc) · 19.4A (Tc)
Drain to source voltage: 60 V · 200 V · 600 V
FET type: N-Channel · P-Channel
Gate charge (Qg) (Max) @ vgs: 17 nC @ 10 V · 40 nC @ 10 V · 54 nC @ 10 V
Input capacitance (Ciss) (Max) @ vds: 550 pF @ 25 V · 1200 pF @ 25 V · 1600 pF @ 25 V · 1900 pF @ 25 V
Operating temperature: -55°C~150°C(TJ) · -55°C~175°C(TJ)
Package: Bulk · Tape & Reel (TR); Cut Tape (CT)
Power dissipation: 3.13W (Ta), 53W (Tc) · 3.13W (Ta), 120W (Tc) · 3.13W (Ta), 140W (Tc) · 3.13W (Ta), 180W (Tc)

Variant comparison

Parameter	FQB11P06TM	FQB12P20TM	FQB19N20TM	FQB12N60TM
Current - continuous drain (Id) @ 25°C	11.4A (Tc)	11.5A (Tc)	19.4A (Tc)	10.5A (Tc)
Drain to source voltage	60 V	200 V	200 V	600 V
FET type	P-Channel	P-Channel	N-Channel	N-Channel
Gate charge (Qg) (Max) @ vgs	17 nC @ 10 V	40 nC @ 10 V	40 nC @ 10 V	54 nC @ 10 V
Input capacitance (Ciss) (Max) @ vds	550 pF @ 25 V	1200 pF @ 25 V	1600 pF @ 25 V	1900 pF @ 25 V
Operating temperature	-55°C~175°C(TJ)	-55°C~150°C(TJ)	-55°C~150°C(TJ)	-55°C~150°C(TJ)
Package	Tape & Reel (TR); Cut Tape (CT)	Tape & Reel (TR); Cut Tape (CT)	Tape & Reel (TR); Cut Tape (CT)	Bulk
Power dissipation	3.13W (Ta), 53W (Tc)	3.13W (Ta), 120W (Tc)	3.13W (Ta), 140W (Tc)	3.13W (Ta), 180W (Tc)

Shared specifications

Case: TO-263-3, D²Pak (2 Leads + Tab), TO-263AB
Drive voltage (Max rds on, min rds on): 10V
FET feature: -
Mounting type: Surface Mount
Technology: MOSFET (Metal Oxide)

Request a quote on any onsemi FQB1 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 onsemi onsemi FQB1 Series variants differ?: onsemi FQB1 Series part numbers differ by current - continuous drain (Id) @ 25°C, drain to source voltage, FET type and gate charge (Qg) (Max) @ vgs. Use the selection guide above to pick by current - continuous drain (Id) @ 25°C.
How many onsemi onsemi FQB1 Series part numbers are listed?: 4 onsemi onsemi FQB1 Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for onsemi onsemi FQB1 Series?: Request a quote (RFQ) for any onsemi FQB1 Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.