SI4459BDY-T1-GE3 The Vishay Dale SI4459BDY-T1-GE3 is a P-Channel MOSFET with a 30V drain-source voltage and a continuous drain current of up to 27.8A. It features low on-resistance and is available in an 8-SOIC package.
Mfr Part #:

SI4459BDY-T1-GE3

Available from 1 distributors
Mfr Name: Vishay
Vishay
The Vishay Dale SI4459BDY-T1-GE3 is a P-Channel MOSFET with a 30V drain-source voltage and a continuous drain current of up to 27.8A. It features low on-resistance and is available in an 8-SOIC package.
✓ Total Stock: 3,520 pcs
$ Price Range: $0.99

SI4459BDY-T1-GE3 Available from 1 distributor

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✓ Non-Authorised
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SI4459BDY-T1-GE3 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Drain to Source Voltage (Vdss)
Drive Voltage (Max Rds On, Min Rds On)
FET Type
Gate Charge (Qg) (Max) @ Vgs
Input Capacitance (Ciss) (Max) @ Vds
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
Supplier Device Package
Supplier Package
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

SI4459BDY-T1-GE3 Description

Short technical summary and product information.

The Vishay Dale SI4459BDY-T1-GE3 is a P-Channel power MOSFET designed for applications requiring high power density. It offers a drain-source voltage (Vds) of 30V and a continuous drain current (Id) of up to 27.8A at 25°C case temperature.

 

Key electrical characteristics include a maximum Rds(on) of 0.0049 Ohms at 10V Vgs and 4.5V drive voltage. The typical gate charge (Qg) is 27 nC, with a maximum of 84 nC at 10V Vgs. The input capacitance (Ciss) is a maximum of 3490 pF at 15V Vds.

 

This MOSFET operates within a temperature range of -55°C to 150°C. It is housed in an 8-SOIC surface mount package, measuring 0.154 inches (3.90mm) in width. The device is suitable for various switching applications, including battery management, adapter and charger switches, and load switches.

 

Absolute maximum ratings include a continuous drain current of -27.8A at 25°C case temperature and -20.5A at 25°C ambient temperature. Power dissipation is rated at 5.6W (Tc=25°C) and 3.1W (Ta=25°C).

SI4459BDY-T1-GE3 Quick Information

Product Type: MOSFET
Canonical Name: Vishay Dale SI4459BDY-T1-GE3 P-Channel 30V MOSFET
Subcategory: P-Channel

SI4459BDY-T1-GE3 Compliance

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

SI4459BDY-T1-GE3 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

SI4459BDY-T1-GE3 Features

  • P-Channel 30V power MOSFET.
  • Low Rds(on) of 0.0049 Ohms at 10V.
  • High continuous drain current capability.
  • Surface mount 8-SOIC package.
  • Wide operating temperature range.

SI4459BDY-T1-GE3 Applications

  • Ideal for battery management.
  • Suitable for adapter switches.
  • Used in charger circuits.
  • Effective as a load switch.

SI4459BDY-T1-GE3 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the drain-source voltage rating of the SI4459BDY-T1-GE3?

-30 V maximum.

What package is the SI4459BDY-T1-GE3 available in?

8-SOIC (0.154", 3.90mm Width) surface mount package.

What is the operating temperature range of this MOSFET?

-55°C to 150°C junction temperature.

What is the maximum on-resistance at VGS=10V?

4.9 mΩ.

What is the total gate charge?

84 nC maximum at VGS=10V; typical 27 nC.

What is the input capacitance?

3490 pF at VDS=15V.

What technology is used in the SI4459BDY-T1-GE3?

MOSFET (Metal Oxide).

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