Vishay SI8802DB Type N-Channel MOSFET, 3.5 A, 8 V Enhancement, 4-Pin MICRO FOOT

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Subtotal (1 reel of 3000 units)*

MYR2,682.00

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Units
Per Unit
Per Reel*
3000 - 3000MYR0.894MYR2,682.00
6000 - 9000MYR0.874MYR2,622.00
12000 +MYR0.858MYR2,574.00

*price indicative

RS Stock No.:
180-7328
Mfr. Part No.:
SI8802DB-T2-E1
Manufacturer:
Vishay
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Brand

Vishay

Product Type

MOSFET

Channel Type

Type N

Maximum Continuous Drain Current Id

3.5A

Maximum Drain Source Voltage Vds

8V

Package Type

MICRO FOOT

Series

SI8802DB

Mount Type

Surface

Pin Count

4

Maximum Drain Source Resistance Rds

54mΩ

Channel Mode

Enhancement

Maximum Gate Source Voltage Vgs

5V

Maximum Power Dissipation Pd

0.6W

Forward Voltage Vf

1.2V

Minimum Operating Temperature

-55°C

Typical Gate Charge Qg @ Vgs

4.3nC

Maximum Operating Temperature

150°C

Width

0.8mm

Standards/Approvals

No

Length

0.8mm

Automotive Standard

No

Vishay SI8802DB Series MOSFET, 3.5A Maximum Continuous Drain Current, 8V Maximum Drain Source Voltage - SI8802DB-T2-E1


This is a Compact N-channel enhancement MOSFET designed for low-voltage switching in surface-mount assemblies. It operates within a constrained voltage environment and suits thermal conditions encountered in industrial electronics. The device is offered in a small-footprint micro foot package with four pins for straightforward board integration.

Features and Benefits:


• 8V maximum drain voltage enables low-voltage switching applications • 3.5A continuous drain current supports moderate load currents • 54mΩ Rds(on) minimises conduction losses during operation • 4.3nC typical gate charge allows efficient switching at logic speeds • 0.6W power dissipation handles modest thermal loads on the board • -55°C to 150°C operating range endures wide temperature extremes

Applications


• Suitable for gate drive stages in industrial automation controllers • Ideal for low-voltage motor driver switching in Compact assemblies • Used with power management circuits in control panels • Can be used for load switching in sensor Interface modules

What gate drive limitations should I consider for switching performance?


The gate must not exceed ±5V relative to source and typical charge is 4.3nC, so design gate drivers to deliver sufficient current for the desired switching speed without surpassing the voltage limit.

How should thermal management be approached on the PCB?


With 0.6W maximum dissipation, provide adequate copper area or thermal vias beneath the package and avoid clustering high-dissipation components nearby to maintain junction temperatures within safe limits.

What mounting considerations apply for reliable assembly?


The device is a surface-mount component in a micro foot package with four pins, so use appropriate solder paste volume and reflow profile for small SMDs to ensure consistent solder joints.

Are there limitations for use in automotive systems?


The device is not classified as automotive grade, so it should not be used where automotive-specific approvals are required.

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