Vishay EF Type N-Channel Power MOSFET, 6.5 A, 850 V Depletion, 3-Pin TO-220 SiHA17N80AEF-GE3

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Packaging Options:
RS Stock No.:
239-8622
Mfr. Part No.:
SiHA17N80AEF-GE3
Brand:
Vishay
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Brand

Vishay

Product Type

Power MOSFET

Channel Type

Type N

Maximum Continuous Drain Current Id

6.5A

Maximum Drain Source Voltage Vds

850V

Package Type

TO-220

Series

EF

Mount Type

Surface

Pin Count

3

Maximum Drain Source Resistance Rds

0.305Ω

Channel Mode

Depletion

Maximum Power Dissipation Pd

34W

Typical Gate Charge Qg @ Vgs

63nC

Minimum Operating Temperature

-55°C

Maximum Gate Source Voltage Vgs

30V

Forward Voltage Vf

1.2V

Maximum Operating Temperature

+150°C

Standards/Approvals

RoHS

Automotive Standard

AEC-Q101

Vishay Series EF Power MOSFET, 850V Drain Source Voltage, 6.5A Drain Current - SiHA17N80AEF-GE3


This power MOSFET is a high-voltage switching transistor designed for demanding electrical and automotive contexts. It operates as an N-channel depletion device in a through-hole TO-220 surface package, providing a Compact solution for power conversion and control where robust voltage handling and thermal margin are required.

Features and Benefits:


• 850V maximum drain-source voltage for high-voltage applications • 6.5A continuous drain current enabling sustained load handling • 0.305 Ω Rds minimises conduction losses under load • 34W power dissipation supports elevated thermal budgets • 63 nC typical gate charge for predictable switching control • ±150 °C/-55 °C operating range offers wide temperature endurance

Applications


• Suitable for high-voltage DC-DC converter stages in industrial systems • Ideal for inverter front ends and power-factor circuits • Used for switch-mode power supplies in automation equipment • Can be used for automotive power electronics meeting AEC‑Q101 criteria • Used with gate drivers requiring defined charge characteristics

What gate-voltage limits should be observed during design?


The device tolerates gate excursion up to 30 V

designs should ensure gate‑drive circuits remain within this limit to prevent gate-oxide stress.

How should thermal management be implemented for reliable operation?


Given a 34W dissipation rating, attach an appropriate heatsink to the TO‑220 tab and ensure sufficient airflow to maintain junction temperatures within safe bounds.

What considerations apply to switching losses and driver selection?


With a typical gate charge of 63 nC, choose a driver capable of sourcing and sinking the required Peak currents to achieve the desired rise/fall times while managing switching losses.

Is the device suitable for automotive qualification processes?


It conforms to AEC‑Q101 standards for automotive MOSFETs, making it appropriate for designs that require automotive‑grade components.

What electrical polarity and channel behaviour should designers expect?


The transistor is an N‑channel depletion device, so circuit topology must account for its channel mode when implementing normally‑on or normally‑off switching arrangements.

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