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

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Subtotal (1 reel of 3000 units)*

TWD28,500.00

(exc. GST)

TWD29,940.00

(inc. GST)

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Units
Per unit
Per Reel*
3000 +TWD9.50TWD28,500.00

*price indicative

RS Stock No.:
256-7364
Mfr. Part No.:
SI5442DU-T1-GE3
Manufacturer:
Vishay
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Brand

Vishay

Product Type

MOSFET

Channel Type

Type N

Maximum Continuous Drain Current Id

25A

Maximum Drain Source Voltage Vds

20V

Package Type

PowerPAK ChipFET

Mount Type

Surface

Pin Count

8

Maximum Drain Source Resistance Rds

1.4Ω

Minimum Operating Temperature

-55°C

Maximum Operating Temperature

175°C

Height

0.85mm

Standards/Approvals

No

Automotive Standard

No

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


This MOSFET is a Compact N‑channel switching device intended for surface‑mount power applications. It is designed to handle significant continuous current while operating across a wide temperature range, making it suitable for industrial control and power‑conversion contexts where low conduction losses and Rapid switching are required.

Features and Benefits:


• 25A continuous current capability enables high‑current switching
• 0.0135 Ω Rds(on) minimises conduction losses in power paths
• 20V drain‑source rating supports low‑voltage power rails
• 16.6 nC typical gate charge allows efficient switching control
• 31W power dissipation supports sustained thermal load handling
• Vgs maximum 8V protects the gate from overvoltage during drive

Applications


• Suitable for motor‑drive power stages in automation systems
• Ideal for synchronous buck converters in DC-DC supplies
• Used for high‑current load switching in industrial controls
• Can be used for power management in battery‑powered equipment

What thermal operating limits should be considered during design?


The device is rated for operation from -55 °C up to +150 °C, so thermal management must ensure junction temperatures remain within this range under Peak power conditions.

How many pins and what mounting style does it require on a board?


It is supplied in an 8‑pin surface‑mount PowerPAK ChipFET package, so pad layout and soldering profiles should match an 8‑pin SMD footprint.

What gate‑drive constraints affect drive circuitry selection?


The gate must not be driven beyond a maximum of 8 V, so gate drivers and level shifting must limit Vgs within that threshold to avoid damage.

How should designers evaluate switching performance for high‑frequency use?


Use the typical gate‑charge Value of 16.6 nC at the specified gate voltage to calculate driver energy and switching losses when determining efficiency at the target switching frequencies.

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