Vishay IRFU310 Type N-Channel Power MOSFET, 1.7 A, 400 V, 3-Pin IPAK

Subtotal (1 reel of 3000 units)*

£1,407.00

(exc. VAT)

£1,689.00

(inc. VAT)

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Units
Per unit
Per Reel*
3000 +£0.469£1,407.00

*price indicative

RS Stock No.:
256-7320
Mfr. Part No.:
IRFU310PBF
Brand:
Vishay
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Brand

Vishay

Channel Type

Type N

Product Type

Power MOSFET

Maximum Continuous Drain Current Id

1.7A

Maximum Drain Source Voltage Vds

400V

Package Type

IPAK

Series

IRFU310

Mount Type

Surface

Pin Count

3

Maximum Drain Source Resistance Rds

3.6Ω

Maximum Gate Source Voltage Vgs

20V

Typical Gate Charge Qg @ Vgs

12nC

Maximum Power Dissipation Pd

25W

Forward Voltage Vf

1.6V

Minimum Operating Temperature

-55°C

Maximum Operating Temperature

+150°C

Standards/Approvals

RoHS

Height

2.39mm

Automotive Standard

No

Vishay IRFU310 Series Power MOSFET, 400V Maximum Drain Source Voltage, 3.6Ω Maximum Drain Source Resistance - IRFU310PBF


This power MOSFET is a high-voltage N-channel switching transistor designed for surface-mount applications where moderate current handling and elevated temperature endurance are required. It serves as a switching or control element in power conversion and protection circuits, offering a balance of voltage capability and thermal resilience for industrial electronics environments.

Features and Benefits:


• 400V drain-source rating enables high-voltage switching applications
• 3.6Ω on-resistance minimises conduction losses at low currents
• 1.7A continuous drain current supports moderate-load circuits
• 25W power dissipation allows substantial thermal headroom
• 12nC typical gate charge facilitates predictable switching behaviour
• +150°C maximum operating temperature sustains high-temperature use

Applications


• Suitable for switch-mode power supplies handling high voltages
• Ideal for line-voltage lighting and ballast control modules
• Used for industrial automation low-power actuators and drivers
• Can be used for front-end high-voltage protection circuits
• Used with gate driver evaluation boards for laboratory testing

What mounting considerations apply for reliable operation?


It is supplied in an IPAK surface-mount package with three pins, so the thermal path and solder-pad design should be sized to aid heat dissipation and maintain junction temperature within limits.

How does gate handling affect switching performance?


Keeping gate-source voltage within ±20V and using appropriate gate-drive strength will control switching speed consistent with a typical 12nC gate charge, influencing electromagnetic emissions and switching losses.

What operating temperature range should be expected in system design?


The device functions from -55°C up to +150°C, so system thermal design must accommodate ambient and self-heating to avoid exceeding the maximum junction temperature.

Is this device suitable for automotive applications?


It is not classified to automotive standard, so it should not be specified where automotive-grade approvals are required.

What limits long-term current capability?


Continuous drain current is rated at 1.7A while power dissipation and thermal management determine sustained throughput under given ambient conditions.

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