Part Details for STP7NB40 by STMicroelectronics
Results Overview of STP7NB40 by STMicroelectronics
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (5 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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.
Applications
Energy and Power Systems
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Renewable Energy
Automotive
STP7NB40 Information
STP7NB40 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 Details for STP7NB40
STP7NB40 CAD Models
STP7NB40 Part Data Attributes
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STP7NB40
STMicroelectronics
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Datasheet
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STP7NB40
STMicroelectronics
7A, 400V, 0.9ohm, N-CHANNEL, Si, POWER, MOSFET, TO-220AB, TO-220, 3 PIN
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Part Package Code | TO-220AB | |
| Package Description | TO-220, 3 PIN | |
| Pin Count | 3 | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| Avalanche Energy Rating (Eas) | 300 mJ | |
| Configuration | SINGLE WITH BUILT-IN DIODE | |
| DS Breakdown Voltage-Min | 400 V | |
| Drain Current-Max (ID) | 7 A | |
| Drain-source On Resistance-Max | 0.9 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 | 150 °C | |
| Package Body Material | PLASTIC/EPOXY | |
| Package Shape | RECTANGULAR | |
| Package Style | FLANGE MOUNT | |
| Polarity/Channel Type | N-CHANNEL | |
| Power Dissipation-Max (Abs) | 100 W | |
| Pulsed Drain Current-Max (IDM) | 28 A | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Terminal Finish | MATTE TIN | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Position | SINGLE | |
| Transistor Application | SWITCHING | |
| Transistor Element Material | SILICON |
Alternate Parts for STP7NB40
This table gives cross-reference parts and alternative options found for STP7NB40. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of STP7NB40, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
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| IRF730 | Vishay Intertechnologies | Check for Price | Power Field-Effect Transistor, 5.5A I(D), 400V, 1ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB, TO-220AB, 3 PIN | STP7NB40 vs IRF730 |
| IRF730 | Intersil Corporation | Check for Price | 5.5A, 400V, 1ohm, N-CHANNEL, Si, POWER, MOSFET, TO-220AB | STP7NB40 vs IRF730 |
| BUZ60 | Intersil Corporation | Check for Price | TRANSISTOR,MOSFET,N-CHANNEL,400V V(BR)DSS,5.5A I(D),TO-220AB | STP7NB40 vs BUZ60 |
| MTP5N35 | Motorola Semiconductor Products | Check for Price | Power Field-Effect Transistor, 5A I(D), 350V, 1ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB | STP7NB40 vs MTP5N35 |
| MTP5N40E | Semiconductor Technology Inc | Check for Price | Power Field-Effect Transistor, N-Channel, Metal-oxide Semiconductor FET, | STP7NB40 vs MTP5N40E |
STP7NB40 Frequently Asked Questions (FAQ)
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STMicroelectronics provides a recommended PCB layout in their application note AN2344, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure reliable operation.
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To ensure reliable operation at high temperatures, it's essential to follow the recommended operating conditions, including junction temperature (Tj) and ambient temperature (Ta). Additionally, consider using thermal management techniques such as heat sinks, thermal interfaces, and airflow to keep the device within its specified temperature range.
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The STP7NB40 is not hermetically sealed, so it's essential to take precautions when operating in high-humidity environments. Consider using conformal coatings, potting, or encapsulation to protect the device from moisture. Additionally, ensure that the PCB is designed with humidity-resistant materials and follow proper assembly and handling procedures.
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While the STP7NB40 is a robust device, it's essential to evaluate its suitability for high-reliability or safety-critical applications. Consider factors such as fault tolerance, redundancy, and failure modes, and ensure that the device meets the required safety and reliability standards for your specific application.
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To troubleshoot issues with the STP7NB40, start by reviewing the device's operating conditions, including voltage, current, and temperature. Check for any signs of physical damage, electrical overstress, or contamination. Use oscilloscopes, logic analyzers, or other diagnostic tools to identify the root cause of the issue. Consult STMicroelectronics' application notes and technical support resources for guidance on troubleshooting and debugging.