EN
  • EN
  • DE
loading
Mfr. Part No. Qty. Price

No items in the cart

View Cart
Same model may have multiple batches, images only for reference.
IRF821
Same model may have multiple batches, images only for reference.

IRF821

Part No IRF821
Manufacturer Harris Corporation
Catalog Transistors - FETs, MOSFETs - RF
Description N-CHANNEL POWER MOSFET
Sample
Rohs State rohs
ECAD Module
Need Help

Products specifications Report Issue?

Category Discrete Semiconductor Products - Transistors - FETs, MOSFETs - Single FETs, MOSFETs
Mfr Harris Corporation
Package Bulk
Product Status Active
FET Type N-Channel
Technology MOSFET (Metal Oxide)
Drain to Source Voltage (Vdss) 450 V
Current - Continuous Drain (Id) @ 25°C 2.5A (Tc)
Drive Voltage (Max Rds On, Min Rds On) 10V
Rds On (Max) @ Id, Vgs 3Ohm @ 1.4A, 10V
Vgs(th) (Max) @ Id 4V @ 250µA
Gate Charge (Qg) (Max) @ Vgs 19 nC @ 10 V
Vgs (Max) ±20V
Input Capacitance (Ciss) (Max) @ Vds 360 pF @ 25 V
Power Dissipation (Max) 50W (Tc)
Temperature Range - Operating -55°C ~ 150°C (TJ)
Mounting Type Through Hole
Supplier Device Package TO-220AB
Package / Case TO-220-3
Standard Package 390 pcs
MSL Level 1 (Unlimited)
REACH Status Vendor Undefined
ECCN EAR99
HTSUS 8541.29.0095
Win Source Part Number 921451-IRF821
Ultra Librarian 3D Model Ultra Librarian IRF821 CAD Model

Description

The 921451-IRF821 is a single N-channel MOSFET designed for discrete semiconductor applications.

  • Vdss: 450V
  • Id: 2.5A @ 25°C
  • Rds On: 3Ohm @ 1.4A and 10V Vgs
  • Vgs(th): 4V @ 250µA
  • Mounting: Through hole using a TO-220-3 package
  • Power Dissipation: 50W
  • Temperature Range: -55°C to 150°C
  • Status: Active product

You May Also Be Interested in

SI7900AEDN-T1-E3 Real Image
SI7900AEDN-T1-E3
Vishay
MOSFET 2N-CH 20V 6A 1212-8
Lowest to $0.8254
SI9410DY Real Image
SI9410DY
NXP / Nexperia
MOSFET N-CH 30V SOT96-1
Lowest to $0.1282
STW40N60M2-4 Real Image
STW40N60M2-4
STMicroelectronics
MOSFET N-CH 600V 34A TO-247
Lowest to $7.4809
SI9945BDY-T1-GE3 Vishay
SI9945BDY-T1-GE3
Vishay
MOSFET 2N-CH 60V 5.3A 8-SOIC
Lowest to $0.6178
SIA447DJ-T1-GE3 Real Image
SIA447DJ-T1-GE3
Vishay
MOSFET P-CH 12V 12A SC-70-6L
Lowest to $0.8797
SI9936BDY-T1-E3 Real Image
SI9936BDY-T1-E3
Vishay
MOSFET 2N-CH 30V 4.5A 8-SOIC
Lowest to $0.2062
SIB900EDK-T1-GE3 Real Image
SIB900EDK-T1-GE3
Vishay
MOSFET 2N-CH 20V 1.5A SC-75-6
Lowest to $2.9324
SI9433BDY-T1-E3 Real Image
SI9433BDY-T1-E3
Vishay
Trans MOSFET P-CH 20V 4.5A 8-Pin SOIC N T/R / MOSFET P-CH 20V 4.5A 8-SOIC
Lowest to $0.5821
SI8415DB-T1-E1 Vishay
SI8415DB-T1-E1
Vishay
MOSFET P-CH 12V 5.3A 2X2 4-MFP
Lowest to $0.3587

Top Sellers

PE4312C-Z label picture
PE4312C-Z
Peregrine Semiconductor
RF ATTENUATOR 31.5DB 50OHM 20QFN
Lowest to $2.2891
PI3740-00-LGIZ real image
PI3740-00-LGIZ
Vicor Corporation
DC DC CONVERTER 10-50V / 8V – 60VIN , 10V – 50VOUT , 50 – 140W Cool-Power ZVS Buck-Boost Regulator
Lowest to $32.0752
FT234XD-R real image
FT234XD-R
FTDI, Future Technology Devices International Ltd
USB-to-UART 1-CH 512byte FIFO 5V 12-Pin DFN EP T/R / IC USB SERIAL BASIC UART 12DFN
Lowest to $4.5143
TPSM63606RDLR Real Image
TPSM63606RDLR
Texas Instruments
DC DC CONVERTER 1-16V / Non-Isolated PoL Module DC DC Converter 1 Output 1 ~ 16V 6A 3V - 36V Input
Lowest to $13.0101
BM04B-GHS-TBT(LF)(SN)(N) label picture
BM04B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER GH TOP 4POS 1.25MM
Lowest to $0.2376
CY7C68013A-128AXC Real Image
CY7C68013A-128AXC
Cypress Semiconductor Corp
IC MCU USB PERIPH HI SPD 128LQFP
Lowest to $19.0076
FT230XS-U real image21586
FT230XS-U
FTDI, Future Technology Devices International Ltd
IC USB SERIAL BASIC UART 16SSOP
Lowest to $6.4151
BAS516 Real Image
BAS516
Nexperia USA Inc.
DIODE GEN PURP 100V 250MA SOD523
Lowest to $0.0476
BM06B-GHS-TBT(LF)(SN)(N) Real Image2
BM06B-GHS-TBT(LF)(SN)(N)
JST Sales America Inc.
CONN HEADER SMD 6POS 1.25MM
Lowest to $0.4985
LM5069MM-2/NOPB real image1604
LM5069MM-2/NOPB
Texas Instruments
IC CTRLR HOT SWAP 48V 10-MSOP
Lowest to $2.3760
FT4232HL-REEL real image4451
FT4232HL-REEL
FTDI, Future Technology Devices International Ltd
IC USB HS QUAD UART/SYNC 64-LQFP
Lowest to $14.0181
BMI160 real image
BMI160
Bosch Sensortec
IMU ACCEL/GYRO I2C/SPI 14LGA / Accelerometer, Gyroscope, 6 Axis Sensor I2C, SPI Output
Lowest to $3.6828
DRV8432DKD Real Image1
DRV8432DKD
Texas Instruments
IC BRIDGE DRIVER PAR 36HSSOP
Lowest to $19.3374
FT232RL-REEL Real Image
FT232RL-REEL
FTDI, Future Technology Devices International Ltd
IC USB FS SERIAL UART 28-SSOP
Lowest to $5.9399
ULN2803ADWR real image9675
ULN2803ADWR
Texas Instruments
TRANS 8NPN DARL 50V 0.5A 18SO
Lowest to $5.4647
Availability: Check Availability & Quote
Notify Me When Available

Shipping Information

Shipped from HK warehouse
Expected Shipping Date Get an estimate

Contact Us

*
*
*

FRAUD PREVENTION REMINDERS

Recently, We have discovered that criminals falsely claimed to be WIN SOURCE to commit fraud. Please note that the only official website & email suffix are win-source.group, win-source.net, winsourcectl.com and winsourceelec.com

More details about fraud prevention
About Us
Customer Service
Solutions
Copyright © 2026 WIN SOURCE. All rights reserved.
For detailed contact information and office addresses in our key locations, including Irvine, Munich, Toronto, Singapore, Seoul, Bangalore, Bologna, Yamanashi, Hong Kong, and Mainland China, please visit our website.
Trust Guard Security Scanned
RFQ RFQ RFQ BOM BOM BOM API API API Sell Sell Sell your Excess