SI4431CDY-T1-E3 P-Channel MOSFET with 30V drain-source breakdown voltage and 9A continuous drain current. Features 32mOhm on-resistance at 10V gate drive.
Mfr Part #:

SI4431CDY-T1-E3

Available from 2 distributors
Mfr Name: Vishay
Vishay
P-Channel MOSFET with 30V drain-source breakdown voltage and 9A continuous drain current. Features 32mOhm on-resistance at 10V gate drive.
✓ Total Stock: 5,865 pcs
$ Price Range: $0.99

SI4431CDY-T1-E3 Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
3,520 pcs
3520 pcs On Request 1 On Request On Request On Request On Request On Request
Non-Authorised Inventory information
2,345 pcs
2345 pcs On Request 1 On Request On Request N/A On Request On Request

SI4431CDY-T1-E3 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

SI4431CDY-T1-E3 Description

Short technical summary and product information.

The SI4431CDY-T1-E3 is a P-Channel enhancement-mode MOSFET from Vishay Dale, designed for medium-power switching applications. It offers a drain-source breakdown voltage of -30V and a continuous drain current of -9A at 25°C case temperature.

 

Key electrical characteristics include a maximum on-resistance of 32mOhm at VGS = -10V and 49mOhm at VGS = -4.5V. The device features a typical gate threshold voltage of -1.5V and a maximum gate charge of 38nC at VGS = 10V. Input capacitance is 1006pF maximum at VDS = 15V.

 

The MOSFET is housed in an 8-SOIC surface-mount package with a maximum power dissipation of 4.2W at 25°C case temperature. Operating junction temperature range is -55°C to 150°C.

SI4431CDY-T1-E3 Quick Information

Product Type: P-Channel MOSFET
Canonical Name: SI4431CDY-T1-E3 P-Channel MOSFET
Subcategory: Single MOSFET

SI4431CDY-T1-E3 Compliance

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

SI4431CDY-T1-E3 Estimated Pricing

Qty Low High
1+ $0.99 $0.99

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

SI4431CDY-T1-E3 Features

  • P-Channel MOSFET with -30V drain-source voltage.
  • 9A continuous drain current at 25°C case temperature.
  • 32mOhm on-resistance at -10V gate drive.
  • Surface-mount 8-SOIC package.
  • Operating temperature range -55°C to 150°C.

SI4431CDY-T1-E3 Applications

  • Load switching in power management circuits.
  • Battery protection and polarity reversal protection.
  • DC-DC converter and regulator applications.
  • Power distribution and switching in portable devices.

SI4431CDY-T1-E3 FAQs

5 frequently asked questions generated from this part’s specifications.
What is the drain-source breakdown voltage of the SI4431CDY-T1-E3?

-30V (minimum at VGS = 0V, ID = -250 μA).

What is the maximum continuous drain current?

-9A at TC = 25°C, -7.2A at TC = 70°C, -7A at TA = 25°C, and -5.6A at TA = 70°C.

What is the on-resistance of this MOSFET?

32mOhm maximum at VGS = -10V, ID = -7A; 49mOhm maximum at VGS = -4.5V, ID = -7A.

What is the operating temperature range?

-55°C to 150°C.

What package does the SI4431CDY-T1-E3 come in?

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

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