STP45NF06 STMicroelectronics MOSFET (N-Channel) (Transistor Outline, Vertical) In Stock
STP45NF06 is an N-channel power MOSFET rated at 60V and 38A with a low 28 mΩ on-resistance and 260 mJ avalanche energy rating. Housed in TO-220AB, it delivers robust switching for motor drives and power supplies. Available from stock with worldwide shipping.
- Manufacturer
- STMicroelectronics
- Package
- Transistor Outline, Vertical
- Pin Count
- 3
- Lifecycle
- ACTIVE
- Datasheet
- STP45NF06 Datasheet PDF
- Category
- MOSFET (N-Channel)
- Price
- From $0.2830(MOQ 100)
- Temp Range
- ?°C to 175.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- 60V drain-source breakdown voltage handles automotive and industrial bus transients
- Ultra-low 28 mΩ RDS(on) minimizes conduction losses in high-current switching stages up to 38A
- 260 mJ avalanche energy rating provides robustness against inductive load transients
- TO-220AB package with built-in body diode simplifies synchronous rectification circuit design
Applications
STP45NF06 is well suited for DC motor drives, brushless motor control, and synchronous buck converter low-side switches in 12V to 48V automotive and industrial systems. Its 38A current rating and low 28 mΩ RDS(on) support efficient high-current switching with minimal heat dissipation. The rugged TO-220AB package and 260 mJ avalanche rating ensure reliable operation under inductive load conditions.
Specifications
| Factory Lead Time | 13Weeks |
| YTEOL | 5.15 |
| Avalanche Energy Rating (Eas) | 260mJ |
| Configuration | SINGLE WITH BUILT-IN DIODE |
| DS Breakdown Voltage-Min | 60V |
| Drain Current-Max (ID) | 38A |
| Drain-source On Resistance-Max | 0.028Ω |
| FET Technology | METAL-OXIDE SEMICONDUCTOR |
| JEDEC-95 Code | TO-220AB |
| JESD-30 Code | R-PSFM-T3 |
| JESD-609 Code | e3 |
| Number of Elements | 1 |
| Operating Mode | ENHANCEMENT MODE |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR |
| Package Style | FLANGE MOUNT |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED |
| Polarity/Channel Type | N-CHANNEL |
| Power Dissipation-Max (Abs) | 80W |
| Pulsed Drain Current-Max (IDM) | 152A |
| Qualification Status | Not Qualified |
| Surface Mount | NO |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | THROUGH-HOLE |
| Terminal Position | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Package | Transistor Outline, Vertical |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| ECCN | EAR99 |
| Country of Origin | Mainland China |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What are the key voltage and current ratings of STP45NF06?
STP45NF06 is rated at 60V drain-source breakdown voltage and 38A continuous drain current with a maximum RDS(on) of 28 mΩ. These ratings make it suitable for 12V to 48V power stages in motor drives, battery chargers, and DC-DC converters requiring robust high-current switching.
How does the 260 mJ avalanche energy rating affect STP45NF06 reliability in inductive load designs?
The 260 mJ avalanche energy rating allows STP45NF06 to absorb inductive flyback energy safely without damage. In motor drive circuits, sudden commutation can generate voltage spikes above 60V; the 260 mJ Eas rating provides a well-defined margin, reducing the need for external snubbers in many 12V to 48V designs.
In which motor control or power conversion circuits would STP45NF06 outperform a 30V MOSFET?
STP45NF06 is preferred in 24V or 48V bus systems where supply transients can exceed 30V, since its 60V breakdown voltage provides at least a 2× derating margin. Applications including 24V forklift motor drives, 48V mild-hybrid inverters, and battery-management switches benefit from the extra headroom versus lower-voltage 30V MOSFETs.
What package does STP45NF06 use and how does it affect thermal management?
STP45NF06 comes in the TO-220AB package, which has a metal tab for direct heatsink mounting. With a typical thermal resistance of around 1.5°C/W junction-to-case, attaching a heatsink allows the 38A device to dissipate several watts continuously, supporting operation across the -55°C to 175°C junction temperature range.
Related Guides
DP83848 10/100 Mbps Ethernet PHY Transceiver: How to Choose the Right Variant
A complete selection guide for the DP83848 family: compare temperature grades, packages, JTAG support, and interface options across all five variants.
Jun 2, 2026
LM5156 Wide-VIN Boost/SEPIC/Flyback Controller: How to Choose the Right Variant
A concise selection guide for the LM5156 and LM51561 family: how to choose between automotive vs industrial grade, spread-spectrum vs fixed-frequency, and WSON-8 vs HTSSOP-14 package.
Jun 2, 2026
24LC01B I2C EEPROM Design Guide: Pinout, Write Timing, and Package Selection
Complete application note for the Microchip 24LC01B 1 Kbit I2C EEPROM: address wiring, pull-up sizing, acknowledge polling, page-write alignment, and package selection.
Jun 1, 2026
AD8531ARTZ-REEL7 Application Note: High-Current Op-Amp Design Guide
A complete design guide for the AD8531ARTZ-REEL7 250 mA rail-to-rail op-amp: decoupling, thermal budgeting, capacitive load stability, and PCB layout best practices.
Jun 1, 2026
Why Buy from FindMyChip
About STMicroelectronics
STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 100+ | $1.1100 | $111.00 |
| 500+ | $0.8930 | $446.50 |
| 750+ | $0.3450 | $258.75 |
| 1000+ | $0.2933 | $293.30 |
| 12000+ | $0.2845 | $3414.00 |
| 24000+ | $0.2830 | $6792.96 |
In Stock · 24h Response · Worldwide Shipping
Response within 24 hours · Worldwide shipping
“Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.”