SI4456DY The Vishay Dale SI4456DY is an N-Channel MOSFET with a 40V drain-source voltage. It offers a low on-state resistance and is suitable for secondary rectification and point-of-load applications.
Mfr Part #:

SI4456DY

Available from 1 distributors
Mfr Name: Vishay
Vishay
The Vishay Dale SI4456DY is an N-Channel MOSFET with a 40V drain-source voltage. It offers a low on-state resistance and is suitable for secondary rectification and point-of-load applications.
✓ Total Stock: 161 pcs
$ Price Range: $2.81

SI4456DY Available from 1 distributor

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✓ Non-Authorised
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SI4456DY Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Halogen Free
SVHC Present
Storage Temperature
Tape & Reel

SI4456DY Description

Short technical summary and product information.

The Vishay Dale SI4456DY is an N-Channel Power MOSFET designed for applications such as secondary rectification and point-of-load power supplies. It features a 40V drain-source breakdown voltage and a low on-state resistance, with a typical Rds(on) of 0.0031 Ω at VGS = 10V and 20A, and 0.0037 Ω at VGS = 4.5V and 15A. The continuous drain current is rated up to 33A at TC = 25°C.

 

This MOSFET is built using TrenchFET Gen II technology and is 100% R_g and UIS tested. It comes in a SO-8 package suitable for surface mounting. The operating junction temperature range is -55°C to 150°C. The device is also halogen-free, adhering to IEC 61249-2-21 standards.

SI4456DY Quick Information

Product Type: MOSFET
Series: SI4456DY
Canonical Name: Vishay Dale SI4456DY N-Channel 40V MOSFET
Subcategory: N-Channel

SI4456DY Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

SI4456DY Estimated Pricing

Qty Low High
1+ $2.81 $2.81

Estimated market price range - modelled values for guidance only, not live distributor offers.

SI4456DY Features

  • 40V drain-source breakdown voltage.
  • Low Rds(on) for high efficiency.
  • 33A continuous drain current.
  • Halogen-free according to IEC 61249-2-21.
  • SO-8 surface mount package.

SI4456DY Applications

  • Ideal for secondary rectification.
  • Suitable for point-of-load designs.
  • Used in power supply circuits.
  • Efficient switching applications.

SI4456DY FAQs

5 frequently asked questions generated from this part’s specifications.
What is the drain-source breakdown voltage of the SI4456DY?

The drain-source breakdown voltage (VDS) is 40V.

What is the typical on-state resistance (Rds(on)) for the SI4456DY?

The typical Rds(on) is 0.0031 Ω at VGS = 10V and 20A, and 0.0037 Ω at VGS = 4.5V and 15A.

What is the continuous drain current rating for the SI4456DY?

The continuous drain current (ID) is 33A at TC = 25°C.

What package type is the SI4456DY MOSFET available in?

The SI4456DY is available in the SO-8 package.

Is the SI4456DY MOSFET halogen-free?

Yes, the SI4456DY is halogen-free according to IEC 61249-2-21.

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