STP11NK40ZAlternatives & Equivalent Parts
About STP11NK40Z
STP11NK40Z is a MOSFET (N-Channel) component manufactured by STMicroelectronics. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for STP11NK40Z — response within 24 hours.
Specification Comparison
| Parameter | STP11NK40ZSource | UC3845D8 | RK73B1JTTD330J | RK73B1JTTD472J | STP11NK40ZFP |
|---|---|---|---|---|---|
| Manufacturer | STMicroelectronics | Texas Instruments | KOA Speer | KOA Speer | STMicroelectronics |
| Package Type | Transistor Outline, Vertical | — | Resistor Chip | Resistor Chip | Transistor Outline, Vertical |
| Pin Count | 3 | — | 2 | 2 | 3 |
| Temperature Range | ~ 150.0°C | — | -55.0°C ~ 155.0°C | -55.0°C ~ 155.0°C | ~ 150.0°C |
| Price | $0.5096 | $0.5863 | $0.0024 | $0.0018 | $0.8600 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | — | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| Factory Lead Time | 13 Weeks | — | — | — | — |
| YTEOL | 5.9 | — | 12 | 12 | 5.9 |
| Additional Feature | HIGH RELIABILITY | — | — | — | HIGH RELIABILITY |
| Avalanche Energy Rating (Eas) | 190 mJ | — | — | — | 190 mJ |
| Configuration | SINGLE WITH BUILT-IN DIODE | — | — | — | SINGLE WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | 400 V | — | — | — | 400 V |
| Drain Current-Max (ID) | 9 A | — | — | — | 9 A |
| Drain-source On Resistance-Max | 0.55 Ω | — | — | — | 0.55 Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR | — | — | — | METAL-OXIDE SEMICONDUCTOR |
| JEDEC-95 Code | TO-220AB | — | — | — | TO-220AB |
| JESD-30 Code | R-PSFM-T3 | — | — | — | R-PSFM-T3 |
| JESD-609 Code | e3 | — | e3 | e3 | e3 |
| Number of Elements | 1 | — | — | — | 1 |
| Operating Mode | ENHANCEMENT MODE | — | — | — | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY | — | — | — | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | — | RECTANGULAR PACKAGE | RECTANGULAR PACKAGE | RECTANGULAR |
| Package Style | FLANGE MOUNT | — | SMT | SMT | FLANGE MOUNT |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | — | — | — | — |
| Polarity/Channel Type | N-CHANNEL | — | — | — | N-CHANNEL |
| Power Dissipation-Max (Abs) | 110 W | — | — | — | 30 W |
| Pulsed Drain Current-Max (IDM) | 36 A | — | — | — | 36 A |
| Qualification Status | Not Qualified | — | — | — | Not Qualified |
| Surface Mount | NO | — | YES | YES | NO |
| Terminal Finish | Matte Tin (Sn) | — | MATTE TIN OVER NICKEL | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE | — | — | — | THROUGH-HOLE |
| Terminal Position | SINGLE | — | — | — | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | — | — | — | — |
| Transistor Application | SWITCHING | — | — | — | SWITCHING |
| Transistor Element Material | SILICON | — | — | — | SILICON |
| Pbfree Code | — | — | Yes | Yes | — |
| Reach Compliance Code | — | — | Compliant | Compliant | — |
| Construction | — | — | Rectangular | Rectangular | — |
| Mounting Feature | — | — | SURFACE MOUNT | SURFACE MOUNT | — |
| Package Height | — | — | 0.45 mm | 0.45 mm | — |
| Package Length | — | — | 1.6 mm | 1.6 mm | — |
| Package Width | — | — | 0.8 mm | 0.8 mm | — |
| Packing Method | — | — | TR, Punched Paper, 7 Inch | TR, Punched Paper, 7 Inch | — |
| Rated Power Dissipation (P) | — | — | 0.125 W | 0.1 W | — |
| Rated Temperature | — | — | 70 °C | 70 °C | — |
| Reference Standard | — | — | AEC-Q200, IEC60115-8 | AEC-Q200, IEC60115-8 | — |
| Resistance | — | — | 33 Ω | 4700 Ω | — |
| Resistor Type | — | — | FIXED RESISTOR | FIXED RESISTOR | — |
| Size Code | — | — | 0603 | 0603 | — |
| Technology | — | — | METAL GLAZE/THICK FILM | METAL GLAZE/THICK FILM | — |
| Temperature Coefficient | — | — | 200 ppm/°C | 200 ppm/°C | — |
| Terminal Shape | — | — | WRAPAROUND | WRAPAROUND | — |
| Tolerance | — | — | 5% | 5% | — |
| Working Voltage | — | — | 75 V | 75 V | — |
| Case Connection | — | — | — | — | ISOLATED |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for STP11NK40Z — response within 24 hours.
Quick Links
suggested
suggested
Power Field-Effect Transistor, 9A I(D), 400V, 0.55ohm, 1-Element, N-Channel, Silicon, Metal-oxide Semiconductor FET, TO-220AB
Why Look for Alternatives?
Finding alternatives for STP11NK40Z is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.
When evaluating STP11NK40Z replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for STP11NK40Z. Get expert recommendations within 24 hours.
FAQ
What is equivalent to STP11NK40Z?
Known equivalents for STP11NK40Z include UC3845D8, RK73B1JTTD330J, RK73B1JTTD472J. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of STP11NK40Z?
In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.
How do I verify STP11NK40Z alternatives?
Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.