What circuits is the FGA25N120 meant for?

Motor control, inverters and switch-mode power supplies. It is a 1200V, 25A NPT IGBT, so it fits high-voltage switching stages in those designs.

Is it a drop-in replacement for other 1200V IGBTs?

Only if the pinout, package and gate-drive requirements match. Check the TO-247 pinout and gate charge against the original part before swapping.

How much power can it dissipate?

The rating is 313W, but that assumes the case is held at 25°C. Real dissipation depends on your heatsink and ambient temperature.

Does it need a gate driver?

Yes. An IGBT needs a dedicated gate driver with the right gate resistor and, for high-side use, isolation or bootstrap.

20 transistors. Nothing else is included, so plan for heatsinks, gate drivers and mounting hardware separately.

Is it fast enough for high-frequency switching?

It is an NPT part, so switching is slower than field-stop IGBTs. Keep frequencies moderate and check switching losses for your design.

Unbranded

20X Power Transistor IGBT 1200V 313W FGA25N120

Best price now

$21.89at WalmartChecked Nov 13

Prices are checked against each store and labelled with when.

Visit Walmart

Unbranded

20X Power Transistor IGBT 1200V 313W FGA25N120

Best price now

$21.89at WalmartChecked Nov 13

Prices are checked against each store and labelled with when.

Visit Walmart

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Price facts

Last seen at $21.89 at Walmart on Nov 13.

Our take on the 20X Power Transistor IGBT 1200V 313W FGA25N120

The FGA25N120 is a 1200V, 25A NPT-technology IGBT rated at 313W dissipation, sold here as a 20-piece pack. It is built for motor control, inverters and switch-mode power supplies, and its non-punch-through design gives tight parameter spread and stable switching across temperature. It is a bare through-hole TO-247 device, so it suits repair techs, hobbyists and small-run builders who already know the part. Against faster field-stop IGBTs it trades switching speed for ruggedness and short-circuit tolerance, and it is a common, well-understood part rather than a premium one.

Best forRepairing inverters, SMPS and motor drivesHobbyists and bench builders needing sparesSmall production runs and prototypingReplacing failed 1200V IGBTs in existing designs

Pros

1200V collector-emitter rating handles high-voltage rails
25A continuous current suits motor and inverter duty
NPT construction gives tight parameter spread between parts
Stable performance over temperature
Rugged, well-known part with broad design familiarity
20 pieces cover spares and multi-unit builds

Cons

Slower switching than modern field-stop IGBTs
High saturation voltage means more conduction loss
Needs a proper gate driver and heatsinking
Unbranded pack, so no traceable batch or datasheet in the box
Through-hole TO-247 limits compact layouts

20X Power Transistor IGBT 1200V 313W FGA25N120 prices at every store

WalmartNew
In stockSold by illusoryReturns: Sold by a Walmart Marketplace seller; returns go to the seller under the seller's returns policy.
$21.89Free shippingChecked Nov 13
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About the 20X Power Transistor IGBT 1200V 313W FGA25N120

The FGA25N120 is an IGBT power transistor rated at 1200V and 313W. It uses NPT technology, which gives a very tight distribution of parameters, high robustness, stable performance across temperature and parallel switching capability.

It is designed for engine control, inverters and SMPS (switched-mode power supply) applications. This listing is for a set of 20 transistors.

Model: FGA25N120
Type: IGBT power transistor
Voltage: 1200V
Power: 313W
Technology: NPT
Applications: Engine control, inverter, SMPS
In the box: 20 transistors

Specifications

color: OtherSource

Questions and answers

What circuits is the FGA25N120 meant for?: Motor control, inverters and switch-mode power supplies. It is a 1200V, 25A NPT IGBT, so it fits high-voltage switching stages in those designs.
Is it a drop-in replacement for other 1200V IGBTs?: Only if the pinout, package and gate-drive requirements match. Check the TO-247 pinout and gate charge against the original part before swapping.
How much power can it dissipate?: The rating is 313W, but that assumes the case is held at 25°C. Real dissipation depends on your heatsink and ambient temperature.
Does it need a gate driver?: Yes. An IGBT needs a dedicated gate driver with the right gate resistor and, for high-side use, isolation or bootstrap.
What is in the pack?: 20 transistors. Nothing else is included, so plan for heatsinks, gate drivers and mounting hardware separately.
Is it fast enough for high-frequency switching?: It is an NPT part, so switching is slower than field-stop IGBTs. Keep frequencies moderate and check switching losses for your design.
Where is the 20X Power Transistor IGBT 1200V 313W FGA25N120 cheapest?: At Walmart, for $21.89, as of our latest check.