Vishay SI5442DU Type N-Channel MOSFET, 25 A, 20 V, 8-Pin PowerPAK ChipFET SI5442DU-T1-GE3

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Subtotal (1 pack of 25 units)*

PHP916.25

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PHP1,026.25

(inc. VAT)

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Units
Per Unit
Per Pack*
25 - 25PHP36.65PHP916.25
50 - 75PHP35.55PHP888.75
100 - 225PHP33.417PHP835.43
250 - 975PHP30.41PHP760.25
1000 +PHP26.761PHP669.03

*price indicative

Packaging Options:
RS Stock No.:
256-7365
Mfr. Part No.:
SI5442DU-T1-GE3
Manufacturer:
Vishay
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Brand

Vishay

Channel Type

Type N

Product Type

MOSFET

Maximum Continuous Drain Current Id

25A

Maximum Drain Source Voltage Vds

20V

Package Type

PowerPAK ChipFET

Series

SI5442DU

Mount Type

Surface

Pin Count

8

Maximum Drain Source Resistance Rds

0.0135Ω

Maximum Power Dissipation Pd

31W

Minimum Operating Temperature

-55°C

Maximum Gate Source Voltage Vgs

8V

Typical Gate Charge Qg @ Vgs

16.6nC

Forward Voltage Vf

1.2V

Maximum Operating Temperature

150°C

Height

0.85mm

Standards/Approvals

RoHS

Automotive Standard

No

Vishay SI5442DU Series MOSFET, 20V Maximum Drain Source Voltage, 25A Maximum Continuous Drain Current - SI5442DU-T1-GE3


This MOSFET is an N-channel switching transistor designed for high-current power-management roles in compact surface-mounted assemblies. It performs as a low-voltage power device suitable for DC-DC converters and synchronous switching topologies, operating across a wide ambient range for demanding thermal environments.

Features and Benefits:


• Very low on-resistance 0.0135Ω enabling reduced conduction losses
• Continuous drain capability 25A supporting high-current rails
• Drain‑source withstand 20V allowing low-voltage power stages
• Gate tolerance up to 8V permitting flexible drive schemes
• Typical total gate charge 16.6nC for efficient switching control
• Power dissipation 31W enabling sustained thermal loading

Applications


• Suitable for synchronous buck converter outputs
• Ideal for automotive‑grade power distribution modules
• Used for high-current load switching in industrial equipment
• Can be used for telecoms power supply stages
• Suitable for point‑of‑load regulation on compact boards

What thermal range can the device tolerate in deployment?


It is specified to operate from -55°C up to +150°C, accommodating both cold-start and high-temperature operating conditions.

How does the forward voltage affect efficiency in low-voltage systems?


The typical forward voltage of 1.2V across the intrinsic diode reduces dead-time losses and contributes to overall converter efficiency during synchronous operation.

Which package and mounting style are provided for board assembly?


The component is supplied in an 8‑pin PowerPAK ChipFET format intended for surface mounting to enable compact layout and effective thermal pathways.

Is the product compliant with material-restriction directives?


The component meets RoHS requirements, restricting certain hazardous substances in the device composition.

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