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Power Field-Effect Transistor, 42A I(D), 300V, 0.075ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
STP46NF30 by STMicroelectronics is a Power Field-Effect Transistor.
Power Field-Effect Transistors are under the broader part category of Transistors.
A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.
| Part # | Distributor | Description | Stock | Price | Buy | |
|---|---|---|---|---|---|---|
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DISTI #
45AC7726
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Newark | Mosfet, N-Ch, 300V, 42A, To-220, Channel Type:N Channel, Drain Source Voltage Vds:300V, Continuous Drain Current Id:42A, Transistor Mounting:Through Hole, Rds(On) Test Voltage:10V, Gate Source Threshold Voltage Max:3V Rohs Compliant: Yes RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 1 Container: Bulk | 793 |
|
$2.0400 / $4.5800 | Buy Now |
|
DISTI #
497-13442-ND
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DigiKey | MOSFET N CH 300V 42A TO-220 Min Qty: 1 Container: Tube |
0 Tube |
|
$1.4009 / $4.3900 | Buy Now |
|
DISTI #
STP46NF30
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Avnet Americas | - Rail/Tube (Alt: STP46NF30) COO: Singapore RoHS: Compliant Min Qty: 1000 Package Multiple: 50 Lead time: 16 Weeks, 0 Days Container: Tube | 0 |
|
$1.3449 / $1.4186 | Buy Now |
|
DISTI #
511-STP46NF30
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Mouser Electronics | MOSFETs N-Ch 300V 0.063Ohm 42A pwr MOSFET RoHS: Compliant | 834 |
|
$1.6000 / $4.3900 | Buy Now |
|
DISTI #
511-STP46NF30
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Mouser Electronics | MOSFETs N-Ch 300V 0.063Ohm 42A pwr MOSFET RoHS: Compliant | 394 |
|
$1.4000 / $4.5200 | Buy Now |
|
DISTI #
V36:1790_06564752
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Arrow Electronics | Trans MOSFET N-CH 300V 42A 3-Pin(3+Tab) TO-220AB Tube Automotive AEC-Q101 COO: China RoHS: Exempt Min Qty: 50 Package Multiple: 50 Lead time: 16 Weeks Date Code: 2423 | Americas - 1478 |
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$1.4240 / $1.7200 | Buy Now |
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DISTI #
E02:0323_06873154
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Arrow Electronics | Trans MOSFET N-CH 300V 42A 3-Pin(3+Tab) TO-220AB Tube Automotive AEC-Q101 RoHS: Exempt Min Qty: 1 Package Multiple: 1 Lead time: 16 Weeks Date Code: 2618 | Europe - 1450 |
|
$1.4318 / $2.1340 | Buy Now |
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|
STMicroelectronics | Automotive-grade N-channel 300 V, 71 mOhm typ., 42 A STripFET II Power MOSFET in a TO-220 package COO: Singapore RoHS: Compliant Min Qty: 1 | 834 |
|
$1.8100 / $4.3000 | Buy Now |
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|
Future Electronics | STP46NF30 Series 300 V 42 A N-Channel STripFET™ II Power Mosfet - TO-220-3 RoHS: Compliant pbFree: Yes Min Qty: 1000 Package Multiple: 50 Lead time: 20 Weeks Container: Tube | 0Tube |
|
$1.8700 / $1.9700 | Buy Now |
|
DISTI #
93504948
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Verical | Trans MOSFET N-CH 300V 42A 3-Pin(3+Tab) TO-220AB Tube Automotive AEC-Q101 RoHS: Exempt Min Qty: 5 Package Multiple: 1 Date Code: 2618 | Americas - 1450 |
|
$1.4247 / $2.1234 | Buy Now |
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STP46NF30
STMicroelectronics
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Datasheet
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STP46NF30
STMicroelectronics
Power Field-Effect Transistor, 42A I(D), 300V, 0.075ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB
|
| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | To-220, 3 Pin | |
| ECCN Code | EAR99 | |
| Factory Lead Time | 13 Weeks | |
| Avalanche Energy Rating (Eas) | 290 Mj | |
| Case Connection | Drain | |
| Configuration | Single With Built-In Diode | |
| DS Breakdown Voltage-Min | 300 V | |
| Drain Current-Max (ID) | 42 A | |
| Drain-source On Resistance-Max | 0.075 Ω | |
| FET Technology | Metal-Oxide Semiconductor | |
| JEDEC-95 Code | TO-220AB | |
| JESD-30 Code | R-PSFM-T3 | |
| JESD-609 Code | e3 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Mode | Enhancement Mode | |
| Operating Temperature-Max | 175 °C | |
| Operating Temperature-Min | -55 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Shape | Rectangular | |
| Package Style | Flange Mount | |
| Polarity/Channel Type | N-Channel | |
| Power Dissipation-Max (Abs) | 300 W | |
| Pulsed Drain Current-Max (IDM) | 168 A | |
| Surface Mount | No | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | Through-Hole | |
| Terminal Position | Single | |
| Transistor Application | Switching | |
| Transistor Element Material | Silicon |
The maximum operating temperature range for the STP46NF30 is -55°C to 150°C.
To ensure proper biasing, connect the gate to a voltage source through a resistor (e.g., 1 kΩ) and ensure the drain-source voltage is within the recommended range (typically 10-30 V).
The maximum current rating for the STP46NF30 is 46 A, but this can be affected by factors such as temperature, PCB design, and thermal management.
Use a voltage regulator or overvoltage protection circuit to prevent excessive voltage, and consider adding a current sense resistor and overcurrent protection circuit to prevent excessive current.
Use a multi-layer PCB with a solid ground plane, keep the drain and source pins as close as possible, and ensure good thermal conductivity to a heat sink or thermal pad.