Product Images are shown for illustrative purposes only and may differ from actual product.

IRF840 N-Channel Power MOSFET TO-220 Package

  • Stock: 10

    Availability: InStock priceValidUntil: 2026-04-19

  • SKU: 349 | DAA161

Availability: InStock priceValidUntil: 2026-04-19

  • Rs. 33.04 (inc GST)
    Rs.28.00 + GST

    Qty :

GST Invoice: Available for all purchases; eligible for input tax credit.

Delivery: 2–8 days across India. No MOQ required.

Bulk Orders: Need a larger quantity or item not in stock? Email: dnatechindia [at] gmail.com

Import Service: We import a wide range of electronic components on request.

IRF840 N-Channel Power MOSFET for High Voltage Switching

IRF840 N-Channel MOSFET for efficient power conversion with 500V rating, 8A continuous current, and low gate charge.

The IRF840 N-Channel Power MOSFET is designed for high voltage switching and efficient power conversion in various applications. With a drain-source voltage rating of 500V and a continuous drain current of 8A, it operates effectively in switch-mode power supplies, inverters, and motor control circuits. Its fast switching performance and low gate charge make it a reliable choice for high-frequency operations.

In the TO-220 package, the IRF840 ensures effective thermal dissipation, enhancing its performance in demanding environments. This MOSFET is engineered for applications requiring ruggedness and reliability, such as lighting ballasts and energy-efficient systems. Choose the IRF840 N-Channel Power MOSFET for your electronic projects and experience dependable power management.

This component is ideal for Indian customers looking for robust solutions in high-voltage applications. As a trusted supplier, DNA offers a wide range of MOSFETs, including the IRF840, ensuring fast dispatch across India. Discover how this MOSFET can enhance your designs today.

Explore the reliability of the IRF840 N-Channel Power MOSFET at DNA. As a trusted supplier of MOSFET & IGBT products, we invite you to see other options in this category. Check other MOSFET & IGBT that we have in stock.

If you're searching for specific electronic components, DNA can assist you. We can import parts that are not currently available and support both retail and bulk orders. Explore related items such as Diodes, Inductors, DC to DC Converter ICs, Capacitors, and Development Modules. Contact Us.

Features of IRF840 N-Channel Power MOSFET

  • N-Channel enhancement mode
  • Drain-Source Voltage rating of 500 V
  • Continuous Drain Current of 8 A
  • Low gate charge and fast switching
  • RDS(on) as low as 0.85 Ω (max)
  • TO-220 package for efficient heat dissipation

Specifications of IRF840 N-Channel Power MOSFET

  • Transistor Type: N-Channel MOSFET
  • Drain-Source Voltage (VDSS): 500 V
  • Gate Threshold Voltage (VGS(th)): 2.0 to 4.0 V
  • Continuous Drain Current (ID): 8 A (at 25°C)
  • Pulsed Drain Current (IDM): 32 A
  • RDS(on): 0.85 Ω (max)
  • Total Gate Charge (Qg): 67 nC (typ)
  • Power Dissipation (PD): 125 W
  • Package: TO-220

Applications of IRF840 N-Channel Power MOSFET

  • Switch-mode power supplies (SMPS)
  • DC-DC converters and inverters
  • Motor drivers and servo control circuits
  • Lighting ballasts
  • High-frequency and high-voltage switching circuits

Related Links for IRF840 N-Channel Power MOSFET for High Voltage Switching

    Package Includes

    • 1 X IRF840 N-Channel Power MOSFET (TO-220)
    Extra Information
    Country of Origin China
    Imported By ElectroSource Private Limited

    Reviews (1)

    Write a review

    Note: HTML is not translated!
        Bad           Good
    CAPTCHA verification code

    Frequently Asked Questions

    Do you provide a GST bills?
    Yes we provide GST Bill by the name of DNA Solutions. You will receive a GST compliant invoice for your records. You can take GST benefit.
    What is your return / replacement policy?
    Returns/replacements depend on the item type and condition. If there’s an issue, contact us with photos/videos and we’ll guide you as per policy.
    How long does dispatch take?
    In-stock items typically dispatch within 1–2 working days. If any item needs sourcing, we’ll update you with the expected timeline before dispatch.
    What payment methods do you accept?
    We accept UPI, cards, netbanking, and other checkout options shown on the payment page.
    Do you accept bulk / OEM orders?
    Yes — we handle bulk orders and OEM supply requests across India. Share part number and quantity for a quote.
    Do you supply branded parts (Texas Instruments, ST, Vishay, etc.)?
    Yes — if a brand/manufacturer is listed on the product page. If not listed, share the exact manufacturer + part number and we’ll check sourcing options.

    NEW Products

    Product Page : New Products

    XL4501 Buck Converter

    XL4501 Buck ConverterXL4501 DC to DC Converter SMD ICThe XL4501 is a 150KHz fixed frequency PWM buck..

    Rs.96.76 (inc GST)
    Rs.82.00 + GST

    SKU: 1670 | DAB691
    Stock: 8

    SS Switch IP67 16mm 12 to 24 Volts, Latching, Green Ring Indicator (Flat Head)

    SS Switch IP67 Latching 16mm with Green Ring Indicator SS Switch IP67, Latching, 16mm, 12-24V, Wate..

    Rs.369.69 (inc GST)
    Rs.313.30 + GST

    SKU: 8608 | DAH728
    Stock: 10

    TCRT5000L Optical Sensor

    TCRT5000LReflective Optical Sensor with Transistor OutputThe TCRT5000 and TCRT500L are reflective se..

    Rs.53.10 (inc GST)
    Rs.45.00 + GST

    SKU: 262 | DAA621
    Stock: 2

    SINDA 16X2 Green LCD Display

    SINDA 16X2 Green LCD Display Module SINDA 16X2 LCD Display with Green Backlight, 16x2 Character Form..

    Rs.159.30 (inc GST)
    Rs.135.00 + GST

    SKU: 7276 | DAD185
    Stock: 9

    Have You Seen

    Product Page : Have You Seen

    80 Kg Load cell CZL 601 - Electronic Weighing Scale Sensor

    CZL 601 80Kg Load Cell for Electronic Weighing Scale CZL601 80Kg Load Cell for accurate weight meas..

    Rs.446.04 (inc GST)
    Rs.378.00 + GST

    SKU: 2644 | DAB318
    Stock: 2

    Heat Shrink Sleeve 4mm Black

    Heat Shrink Sleeve 4 mm BlackCB-HFT 4 mm Black Heat Shrink Sleeve for insulation with a 2:1 shrink r..

    Rs.18.03 (inc GST)
    Rs.15.28 + GST

    SKU: 2374 | DAB938
    Stock: 50

    Nextion Discovery NX3224F028 2.8" Resistive Touch Display

    Nextion NX3224F028 2.8" Discovery Resistive Touchscreen DisplayNX3224F028 - 2.8" Resistive Touchscre..

    Rs.2,655.00 (inc GST)
    Rs.2,250.00 + GST

    SKU: 3179 | DAD103
    Stock: 20

    1 Way Push Button Box

    1 Way Push Button Box1 Way Empty Push Button BoxThis  is black and white empty box for push but..

    Rs.94.40 (inc GST)
    Rs.80.00 + GST

    SKU: 1693 | DAB986
    Stock: 1

    Related Products

    6 PIN IC BASE

    6 PIN IC BASE

    6 Pin IC Base 6 Pin IC Base for DIP ICs with 2.54mm pitch, easy removal and insertion, ideal for pr..

    Rs.1.77 (inc GST)
    Rs.1.50 + GST

    SKU: 83 | DAB163
    Stock: 217
    7447 BCD to Seven-segment display

    7447 BCD to Seven-segment display

    74LS47 BCD to Seven-segment displayThe 74LS47/7447 are Low Power Schottky BCD to seven Segment Decod..

    Rs.60.18 (inc GST)
    Rs.51.00 + GST

    SKU: 214 | DAA258
    Stock: 0
    LM7918 Voltage Regulator

    LM7918 Voltage Regulator

    LM7918 Voltage RegulatorThe LM7918 is a 3-terminal negative voltage regulator. 7912 voltage regulat..

    Rs.21.24 (inc GST)
    Rs.18.00 + GST

    SKU: 789 | DAA092
    Stock: 9
    12" X 12" Double Sided Copper Clad PCB

    12" X 12" Double Sided Copper Clad PCB

    Double Sided Copper Clad PCBThis is a 12"x 12" (30 cm x 30 cm) double sided copper clad PCB. This co..

    Rs.407.10 (inc GST)
    Rs.345.00 + GST

    SKU: 875 | DAC435
    Stock: 0
    TOP244PN AC-DC offline Switcher IC

    TOP244PN AC-DC offline Switcher IC

    TOP244PN AC-DC offline Switcher ICTOP244PN IC for SMPS & Adapter with integrated MOSFET, PWM con..

    Rs.113.28 (inc GST)
    Rs.96.00 + GST

    SKU: 2951 | DAE628
    Stock: 0
    9V BATTERY NIPPO MAKE

    9V BATTERY NIPPO MAKE

    Nippo 9V Battery for Smoke Detectors and Remote Controls Nippo 9V battery designed for smoke detect..

    Rs.59.99 (inc GST)
    Rs.50.84 + GST

    SKU: 7120 | DAH076
    Stock: 0
    IRFBG30 N Channel 1000V Power MOSFET TO 220 Package

    IRFBG30 N Channel 1000V Power MOSFET TO 220 Package

    Infineon IRFBG30 N-Channel 1000V Power MOSFET IRFBG30 N-Channel MOSFET for high voltage application..

    Rs.266.28 (inc GST)
    Rs.225.66 + GST

    SKU: 7875 | DAH436
    Stock: 0
    AMS1117-3.3V, 1A, SOT-223 Voltage Regulator SMD IC

    AMS1117-3.3V, 1A, SOT-223 Voltage Regulator SMD IC

    AMS1117 Voltage Regulator 3.3V SOT-223 Low Dropout IC AMS1117-3.3V, 1A Voltage Regulator, Low dropo..

    Rs.3.66 (inc GST)
    Rs.3.11 + GST

    SKU: 8240 | DAH861
    Stock: 10
    24 Pin 0.5mm Pitch FPC Cable 25cm Length

    24 Pin 0.5mm Pitch FPC Cable 25cm Length

    24 Pin 0.5mm Pitch FPC Cable 25cm Length FPC Cable 25cm Length; 24 Pins; 0.5mm Pitch; Durable and fl..

    Rs.53.10 (inc GST)
    Rs.45.00 + GST

    SKU: 8648 | DAH945
    Stock: 0
    MOSFET 2SK3565 N‑Channel High-Voltage TO‑220

    MOSFET 2SK3565 N‑Channel High-Voltage TO‑220

    MOSFET 2SK3565 N‑Channel High-Voltage TO‑2202SK3565 N-Channel MOSFET for high-voltage applications w..

    Rs.103.25 (inc GST)
    Rs.87.50 + GST

    SKU: 10007 | DAI997
    Stock: 23