What is IRFB4321PBF?
IRFB4321PBF is a Transistors - FETs, MOSFETs - Single component from Infineon Technologies. This product page summarizes the core sourcing details buyers need before checking price, availability, documentation, or samples.
Supply original IRFB4321PBF, Transistors - FETs, MOSFETs - Single, by Infineon Technologies
MOSFET N-CH 150V 83A TO-220AB
RoHS
Datasheet
Pictures are for reference only. Please contact us for the latest pictures.
Key specifications
Serise
HEXFET®
Min Quantity
1
Category
Discrete Semiconductor ProductsSub Categroy
Transistors - FETs, MOSFETs - SingleDescription
MOSFET N-CH 150V 83A TO-220AB
key Attributes
-
Technical document
Open The Official Datasheet
Review the latest datasheet for IRFB4321PBF from Infineon Technologies in a separate tab so engineers and buyers can check package, electrical characteristics, and application details without leaving this product page.
Why request a quote
Use the RFQ step to confirm the commercial and documentation details buyers usually need before placing an order.
Confirm stock and lead-time expectations
Check CoC or traceability support
Align inspection and fulfillment details
Trust signals
Globally recognized certifications
Visible certifications work best when they are paired with clear operational promises around traceability, handling, and inspection.
ISO 9001
Quality management processes for more consistent sourcing and handling.
AS9120B
Aerospace-focused distribution controls for traceability and reliability.
ISO 14001
Environmental management discipline across warehouse and operating workflows.
ESD Control
Electrostatic handling standards to help protect sensitive components.
Authenticity Verification
CoC Available on Request
Pre-Shipment Inspection
Responsive RFQ Support
Why buyers trust this sourcing flow
Our quality workflow is designed to reduce counterfeit risk and support confident procurement. Components are reviewed through documented handling and inspection steps so buyers can evaluate sourcing with stronger authenticity controls.
Structured product content
Review The Product The Way Buyers Actually Evaluate It
Jump between overview, specs, and related sourcing content without scanning one long uninterrupted page.
Product overview
Overview
MOSFET N-CH 150V 83A TO-220AB
Full technical breakdown
Detailed Specifications
Review grouped attributes and parameters without scanning one oversized table.
Fast scan
Popular Specs Surfaced First
Product Attribute
Part Status
Active
Product Attribute
Mounting Type
Through Hole
Product Attribute
Published
2008
Product Attribute
REACH Status
REACH Unaffected
Product Attribute
ECCN
EAR99
Product Attribute
Lead Free
Lead Free
Part Status
Active
Mounting Type
Through Hole
Published
2008
REACH Status
REACH Unaffected
ECCN
EAR99
Lead Free
Lead Free
Packaging
Tube
Factory Lead Time
12 Weeks
Height
9.02mm
Element Configuration
Single
Case Connection
DRAIN
Operating Temperature
-55°C~175°C TJ
Operating Mode
ENHANCEMENT MODE
Manufacturer
Infineon Technologies
Series
HEXFET®
Subcategory
FET General Purpose Power
Technology
MOSFET (Metal Oxide)
FET Type
N-Channel
Sub-Categories
Transistors - FETs, MOSFETs - Single
Categories
Discrete Semiconductor Products
Transistor Application
SWITCHING
Transistor Element Material
SILICON
JEDEC-95 Code
TO-220AB
Drain Current-Max (Abs) (ID)
75A
Package / Case
TO-220-3
Vgs (Max)
±30V
Current - Continuous Drain (Id) @ 25°C
85A Tc
Gate Charge (Qg) (Max) @ Vgs
110nC @ 10V
Radiation Hardening
No
Mount
Through Hole
Number Of Pins
3
Number Of Terminations
3
Termination
Through Hole
Drive Voltage (Max Rds On,Min Rds On)
10V
Vgs(Th) (Max) @ Id
5V @ 250μA
Gate To Source Voltage (Vgs)
30V
Voltage - Rated DC
150V
Width
4.82mm
Nominal Vgs
5 V
Threshold Voltage
5V
Fall Time (Typ)
35 ns
Drain To Source Breakdown Voltage
150V
Length
10.6426mm
Recovery Time
130 ns
Power Dissipation
330mW
Rds On (Max) @ Id, Vgs
15m Ω @ 33A, 10V
Current Rating
83A
Power Dissipation-Max
350W Tc
Input Capacitance (Ciss) (Max) @ Vds
4460pF @ 50V
Continuous Drain Current (ID)
83A
Manufacturer'S Part No.
IRFB4321PBF
Turn On Delay Time
18 ns
Terminal Finish
Matte Tin (Sn) - with Nickel (Ni) barrier
Number Of Elements
1
Dual Supply Voltage
150V
Rise Time
60ns
Turn-Off Delay Time
25 ns
JESD-609 Code
e3
Moisture Sensitivity Level (MSL)
1 (Unlimited)
RoHS Status
ROHS3 Compliant
REACH SVHC
No SVHC
HTSUS
8541.29.0095
ECCN Code
EAR99
Common questions
Product FAQ
Quick answers for buyers reviewing IRFB4321PBF, stock, documentation, and sourcing steps.
What package and description are listed for IRFB4321PBF?
IRFB4321PBF is listed with package reference TO-. The current product description is MOSFET N-CH 150V 83A TO-220AB, and buyers should confirm package, footprint, and electrical details against the datasheet or quotation notes before approval.
Is IRFB4321PBF available in stock?
This page currently shows 28253 units in stock and 28253 units available for IRFB4321PBF. Because electronic component availability can change quickly, submit an RFQ to confirm live stock, lead time, and final pricing.
Can I request a quote or sample for IRFB4321PBF?
Yes. Use the Quick Quote or Request Sample action on this page to send the quantity and sourcing requirements for IRFB4321PBF by Infineon Technologies. The TrustCompo team can review price, availability, and documentation support.
Is a datasheet available for IRFB4321PBF?
Yes. This page links to the datasheet for IRFB4321PBF by Infineon Technologies, so engineers and buyers can review package, ratings, and application details before purchase.
How should buyers verify IRFB4321PBF before ordering?
Buyers should confirm the manufacturer, package, quantity, target price, RoHS or compliance needs, and any Certificate of Conformance or traceability requirements for IRFB4321PBF before approving the order.
Transistors - FETs, MOSFETs - Single
Recommended Products
Explore more parts from the same subcategory to compare fit, stock, and sourcing options.
FQB19N20CTM
221 purchased
TO-263-3
RoHS
Datasheet
MOSFET N-CH 200V 19A D2PAK
Reference price
$0.71Add to RFQ list
FDS2672
199 purchased
8-SOIC
RoHS
Datasheet
MOSFET N-CH 200V 3.9A 8-SOIC
Reference price
$1.15Add to RFQ list
FQD5P10TM
188 purchased
TO-252-3
RoHS
Datasheet
MOSFET P-CH 100V 3.6A DPAK
Reference price
$0.27Add to RFQ list
IRL1404ZSTRLPBF
153 purchased
TO-263-3
RoHS
Datasheet
MOSFET N-CH 40V 75A D2PAK
Reference price
$1.10Add to RFQ list
IRFS59N10DTRLP
152 purchased
TO-263-3
RoHS
Datasheet
MOSFET N-CH 100V 59A D2PAK
Reference price
$1.73Add to RFQ list
More sourcing insights
Articles
Jul 3, 2026
How to Read a PCN Without Stopping Your Line: TI and Renesas Case Studies
PCNproduct change notificationelectronics procurementTI
A practical PCN guide for procurement, SQE, IQC, and engineering teams, using real TI and Renesas case studies to show which product change notifications need tracking, validation, or escalation.
Jul 1, 2026
Hall Sensor Selection Guide 2026: A Buyer's Framework for Switch, Latch, Linear, and Current-Sense Designs
Hall sensormagnetic sensorcurrent sensorautomotive electronics
A practical Hall sensor selection guide for buyers and engineers covering switch, latch, linear, and current-sense devices, with representative part numbers, verification boundaries, and sourcing actions.
Jun 29, 2026
Wolfspeed SiC supply continuity 2026: a buyer's framework for second-source qualification
wolfspeedsicsupply-continuitysecond-source
How Wolfspeed's 2026 SiC supply story changes procurement decisions — what to lock-buy, where to qualify a second source, and the MPN-level continuity boundaries that actually matter.