IRF644SPBF Vishay Integrated Circuit (D2PAK) In Stock

Name: IRF644SPBF
Brand: Vishay
SKU: IRF644SPBF
Availability: InStock

IRF644SPBF is a IRF644SPBF, N-channel MOSFET Transistor 14 A 250 V, 3-Pin D2PAK for electronic system designs. Key details include 4 pins in documented package from Vishay. It supports industrial electronics, embedded systems, instrumentation, maintenance repair, and production sourcing programs with worldwide sourcing support.

ACTIVEIntegrated CircuitVerified Jun 2026

Package / Visual Reference

IRF644SPBFIC Package

Quick Facts

Manufacturer: Vishay
Package: —
Pin Count: 4
Lifecycle: ACTIVE
Datasheet: IRF644SPBF Datasheet PDF
Category: Integrated Circuit
Price: From $1.0357(MOQ 1)
Temp Range: ?°C to 150.0°C
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of IRF644SPBF?

4 pins configuration supports practical switching semiconductor design checks
documented package package information helps buyers verify footprint and assembly fit
Vishay sourcing profile for industrial electronics and production maintenance
Suitable for BOM matching, lifecycle review, and replacement procurement workflows

What is IRF644SPBF used for?

IRF644SPBF is commonly considered for industrial electronics, embedded systems, instrumentation, maintenance repair, and production sourcing programs. Buyers use it for BOM fulfillment, repair programs, and alternate sourcing reviews where transistor availability and manufacturer traceability matter. Its 4 pins detail helps engineers confirm board fit and replacement compatibility.

What are the specifications of IRF644SPBF?

Pbfree Code	Yes
Factory Lead Time	12Weeks
YTEOL	5.97
Additional Feature	AVALANCHE RATED
Avalanche Energy Rating (Eas)	550mJ
Case Connection	DRAIN
Configuration	SINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min	250V
Drain Current-Max (ID)	14A
Drain-source On Resistance-Max	0.28Ω
FET Technology	METAL-OXIDE SEMICONDUCTOR
JEDEC-95 Code	TO-263AB
JESD-30 Code	R-PSSO-G2
JESD-609 Code	e3
Number of Elements	1
Operating Mode	ENHANCEMENT MODE
Package Body Material	PLASTIC/EPOXY
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Peak Reflow Temperature (Cel)	260
Polarity/Channel Type	N-CHANNEL
Power Dissipation-Max (Abs)	125W
Pulsed Drain Current-Max (IDM)	56A
Qualification Status	Not Qualified
Surface Mount	YES
Terminal Finish	Matte Tin (Sn)
Terminal Form	GULL WING
Terminal Position	SINGLE
Time@Peak Reflow Temperature-Max (s)	30
Transistor Application	SWITCHING
Transistor Element Material	SILICON

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 1
ECCN	EAR99

Where can I find the IRF644SPBF datasheet?

IRF644SPBF Datasheet Download

Official datasheet from Vishay

What are equivalent replacements for IRF644SPBF?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

Which designs can use IRF644SPBF when 4 pins matters?

IRF644SPBF is suitable for industrial electronics, embedded systems, instrumentation, maintenance repair, and production sourcing programs where the design review calls for 4 pins and a transistor sourced from Vishay.

How should buyers check board fit before ordering IRF644SPBF?

Buyers should compare the documented package footprint, the documented 4 pins, and the existing BOM notes before approving IRF644SPBF for production or maintenance purchasing.

When is IRF644SPBF a practical sourcing option for replacement builds?

It is practical when the existing design needs 4 pins, manufacturer traceability from Vishay, and a compatible transistor profile for ongoing service builds.

Related Guides

How to Choose an LMG1020YFFR GaN Gate Driver: Selection and Sourcing Guide

Compare LMG1020 and LMG1210 circuit roles, gate-drive requirements, ordering codes, and sourcing evidence before approving a GaN driver.

Nov 4, 2026

150141YS73100 LED Selection and Procurement Guide

Evaluate 150141YS73100 and four related LEDs using optical, electrical, mechanical, and sourcing checks before production approval.

Nov 4, 2026

LMG1020YFFR Gate-Driver Board Design and Validation Guide

Design an LMG1020YFFR gate-driver board with controlled gate loops, local power delivery, probing, and staged validation.

Nov 3, 2026

How to Choose a Thyristor Surge Protector: TISP4015L1BJR-S Selection Guide

Compare three Bourns TISP candidates by protection window, package, documentation, and procurement requirements before requesting an exact-part quote.

Nov 3, 2026

Why Buy from FindMyChip

Authorized Source

Verified supply chain with full traceability & inspection

Competitive Pricing

Factory-direct from China distributors, low MOQ

Fast Shipping

DHL Express 3–5 days · FedEx/UPS 5–7 days worldwide

Quality Guaranteed

30-day replacement for defective parts, no questions asked

About Vishay

Vishay is a leading electronic component manufacturer. FindMyChip sources Vishay ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

View all Vishay parts →

More from Vishay

PR03000206803JAC00

HVR2500006203FR500

PR02000201001JR500

Resistors, Axial Diameter Horizontal Mounting

Resistor

WSL2512R4700FBA

WSL2512R4700FEB

WSL2512R4700FEK

AvailabilityIn Stock

Reference Price (USD)

From $1.0357

Buy from 1pc · Factory-direct pricing

Qty.	Unit Price	Ext. Price
1+	$1.1304	$1.13
50+	$1.1191	$55.95
100+	$1.0357	$103.57

pcs

Unit price: $1.1304 · Total: $1.13

In Stock · 24h Response · Worldwide Shipping

Direct Contact

WhatsApp Inquiry Email RFQ

Lead Time3-7 business days

MOQFrom 1 piece

ShippingDHL / FedEx / UPS

OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”

Marco Rossi

CTO, AutoDrive Systems, Italy