Infineon Technologies SPP80N06S08AKSA1
- Part No.:
- SPP80N06S08AKSA1
- Manufacturer:
- Infineon Technologies
- Category:
- FETs, MOSFETs
- Package:
- TO-220-3
- Datasheet:
-
SPP80N06S08AKSA1.pdf
- Description:
- MOSFET N-CH 55V 80A TO220-3
- Quantity:
- Payment:

- Shipping:

Inventory:6,072
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Product details
Overview
SPP80N06S08AKSA1 from Infineon Technologies is an N-channel enhancement-mode SIPMOS® power MOSFET in PG-TO220-3-1 package, rated for 55 V VDS, 80 A continuous drain current at TC = 25 °C, and 7.7 mΩ max RDS(on) at VGS = 10 V. It is AEC-Q101 qualified and designed for high-reliability automotive power switching applications including motor control and DC-DC conversion.
For engineers reviewing the SPP80N06S08AKSA1 datasheet, SPP80N06S08AKSA1 pinout, SPP80N06S08AKSA1 application, or SPP80N06S08AKSA1 equivalent, key selection criteria include its 175 °C maximum junction temperature, repetitive avalanche capability up to Tjmax, dv/dt ruggedness (6 kV/µs), and thermal resistance RthJC of 0.5 K/W - critical for thermally constrained 12 V/24 V automotive systems.
Technical Context
This discrete power transistor operates in enhancement mode with a gate threshold voltage of 2.1–4.0 V and delivers 6.5 mΩ typical RDS(on) at VGS = 10 V and ID = 80 A. Its dynamic characteristics include 125–187 nC total gate charge and 540 pF reverse transfer capacitance (Crss), enabling efficient hard-switching in high-frequency DC-DC converters.
The device integrates an intrinsic body diode with 0.9–1.3 V forward voltage at 80 A and 105 ns reverse recovery time, supporting synchronous rectification and freewheeling in H-bridge motor drivers. Avalanche energy rating is 700 mJ (single pulse) and 30 mJ (periodic) at Tj = 175 °C, confirming robustness under inductive load switching.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VDS | 55 V - Maximum blocking voltage for 12 V/24 V automotive battery rail protection and motor drive circuits |
| ID (continuous) | 80 A at TC = 25 °C - Supports high-current loads such as power window actuators and HVAC blowers without external heatsink oversizing |
| RDS(on) max | 7.7 mΩ at VGS = 10 V - Limits conduction loss to ≤49 W at 80 A, enabling >95% efficiency in 48 V input buck converters |
| EAS | 700 mJ single-pulse avalanche energy - Ensures survivability during inductive turn-off transients in solenoid and relay drivers |
| dv/dt rating | 6 kV/µs - Prevents spurious turn-on in noisy engine bay environments with fast-rising EMI |
| RthJC | 0.5 K/W - Enables direct thermal coupling to chassis or heatsink for stable operation at 175 °C junction temperature |
| Qg | 125–187 nC - Determines gate driver power requirement and switching speed trade-off in 20–100 kHz PWM applications |
Pinout & Package
Package: PG-TO220-3-1 - Through-hole, isolated tab, standard TO-220 footprint with drain-connected metal tab for direct heatsinking.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| Pin 1 (Source) | Source terminal | Low-side reference node; connects to ground or low-side switch node in half-bridge configurations |
| Pin 2 (Gate) | Control input | High-impedance MOSFET gate requiring <200 nC drive per switching cycle; sensitive to ESD and layout parasitics |
| Pin 3 (Drain) | Power output / high-side connection | Internally connected to metal tab; must be electrically isolated from heatsink unless system design permits common-drain topology |
Key Features
| Feature | Design Value |
|---|---|
| AEC-Q101 qualification | Validated for automotive under-hood use including temperature cycling, humidity, and mechanical shock per ISO/TS 16949 |
| Repetitive avalanche rating | 30 mJ at Tj = 175 °C - Enables reliable operation in unclamped inductive switching without snubber networks |
| MSL1 reflow compatibility | Rated for peak reflow temperatures up to 260 °C - Supports lead-free assembly in automated PCB manufacturing |
| Body diode softness factor | trr = 105 ns, Qrr = 30 nC - Reduces EMI and voltage overshoot during freewheeling in brushed DC motor drives |
| Thermal derating curve | Full 80 A current maintained up to TC = 100 °C - Simplifies thermal design for compact engine control units (ECUs) |
Applications
| Automotive Motor Control | DC-DC Converter Primary Switch |
|---|---|
Use Scenario: Driving 12 V brushed DC motors in power seat and sunroof modules. IC Role / Device Role / Timing Role: High-side or low-side power switch controlling bidirectional motor current flow via PWM. Use Value: 7.7 mΩ RDS(on) minimizes I²R heating at 60 A peak, extending module lifetime in cyclic duty applications. | Use Scenario: Primary-side switch in 48 V-to-12 V buck converter for ADAS camera power supplies. IC Role / Device Role / Timing Role: Hard-switched power FET operating at 50–100 kHz with gate drive sourced from UCC27531. Use Value: 125–187 nC Qg enables efficient gate driving with <1 W driver loss, supporting >94% full-load efficiency. |
| Automotive Lighting Driver | Engine Management Solenoid Driver |
Use Scenario: High-current LED headlamp dimming and matrix control using multi-phase buck architecture. IC Role / Device Role / Timing Role: Synchronous rectifier and main switching element in interleaved buck stages. Use Value: Body diode VSD = 0.9–1.3 V at 80 A ensures low forward drop during dead-time conduction, reducing thermal stress. | Use Scenario: Fuel injector and turbocharger wastegate actuator control in gasoline direct injection engines. IC Role / Device Role / Timing Role: Inductive load switch with integrated avalanche energy absorption during turn-off. Use Value: 700 mJ single-pulse EAS eliminates need for external TVS clamping, simplifying PCB layout and BOM. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar N-channel power MOSFET applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| IPP80N06S2L-08 | Lower RDS(on) (5.2 mΩ typ), same VDS and package, but optimized for lower gate charge (Qg = 95 nC) | Better suited for higher-frequency (>200 kHz) SMPS where switching loss dominates | Select when prioritizing efficiency over cost in space-constrained DC-DC designs |
| IRFZ44NPBF | Higher RDS(on) (17.5 mΩ), no AEC-Q101 qualification, TO-220AB package with non-isolated tab | Limited to industrial/commercial use; unsuitable for automotive due to reliability and thermal isolation requirements | Acceptable only for non-automotive prototyping or legacy board replacements with relaxed qualification needs |
Compared with IPP80N06S2L-08 and IRFZ44NPBF, SPP80N06S08AKSA1 offers balanced conduction/switching loss, certified automotive reliability, and thermal isolation - making it optimal for production-grade 12 V/24 V power distribution modules where qualification and long-term stability are mandatory.
Availability
SPP80N06S08AKSA1 is available at Aetrix Electronics and suitable for automotive motor control, DC-DC conversion, and solenoid actuation requiring stable component supply across extended temperature ranges and lifecycle commitments.
Supply support for SPP80N06S08AKSA1 includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Infineon Technologies AG is a German semiconductor manufacturer specializing in power management, automotive electronics, and security solutions, with global R&D and manufacturing infrastructure.
SPP80N06S08AKSA1 belongs to the SIPMOS® family of trench-gate power MOSFETs, engineered specifically for high-current, high-temperature automotive power switching with emphasis on avalanche ruggedness and AEC-Q101 compliance.
FAQ
What is the maximum junction temperature and how does it affect thermal design?
The SPP80N06S08AKSA1 supports a maximum junction temperature of 175 °C. This allows operation in under-hood environments where case temperatures reach 125 °C, provided thermal resistance from junction to case (RthJC = 0.5 K/W) and case to ambient are properly managed. Designers must size heatsinks to maintain Tj ≤ 175 °C under worst-case ID and ambient conditions.
Is the drain tab electrically isolated in the PG-TO220-3-1 package?
Yes - the PG-TO220-3-1 package used for SPP80N06S08AKSA1 features an electrically isolated drain tab. This allows direct mounting to a grounded heatsink without requiring insulating hardware, simplifying thermal management while maintaining electrical safety in high-voltage automotive systems.
Does this MOSFET require a gate resistor, and what value is recommended?
A gate resistor is required to control switching speed and suppress oscillation. For typical 12 V automotive PWM applications at 20–50 kHz, a 2.4 Ω resistor is validated in the datasheet (used in EAS test conditions). Higher values (e.g., 10–22 Ω) reduce EMI but increase switching losses; lower values risk ringing and gate driver overstress.
Can SPP80N06S08AKSA1 replace older TO-220 MOSFETs like IRFZ44N in existing designs?
It can replace IRFZ44N in functionally equivalent circuits, but requires validation of gate drive strength (due to higher Qg), thermal interface (isolated vs. non-isolated tab), and qualification status. Unlike IRFZ44N, SPP80N06S08AKSA1 is AEC-Q101 qualified and rated for 175 °C operation - making it suitable for automotive production where IRFZ44N is not approved.
SPP80N06S08AKSA1 Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Infineon Technologies
- Series:
- SIPMOS®
- Package/Case:
- TO-220-3
- Packaging:
- Tube
- Product Status:
- Obsolete
- FET Type:
- N-Channel
- Technology:
- MOSFET (Metal Oxide)
- Drain to Source Voltage (Vdss):
- 55 V
- Current - Continuous Drain (Id) @ 25°C:
- 80A (Tc)
- Drive Voltage (Max Rds On, Min Rds On):
- 10V
- Rds On (Max) @ Id, Vgs:
- 8mOhm @ 80A, 10V
- Vgs(th) (Max) @ Id:
- 4V @ 250µA
- Gate Charge (Qg) (Max) @ Vgs:
- 187 nC @ 10 V
- Vgs (Max):
- ±20V
- Input Capacitance (Ciss) (Max) @ Vds:
- 3660 pF @ 25 V
- FET Feature:
- -
- Power Dissipation (Max):
- 300W (Tc)
- Operating Temperature:
- -55°C ~ 175°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Through Hole
- Supplier Device Package:
- PG-TO220-3-1
SPP80N06S08AKSA1 FAQ
1.How can I place an order for SPP80N06S08AKSA1 through Aetrix?
Please submit a Request for Quotation (RFQ) for SPP80N06S08AKSA1 on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for SPP80N06S08AKSA1 reliable?
The price and inventory of SPP80N06S08AKSA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPP80N06S08AKSA1 is usually 5 days.
3.What payment methods are accepted for SPP80N06S08AKSA1?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPP80N06S08AKSA1 transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for SPP80N06S08AKSA1?
SPP80N06S08AKSA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your SPP80N06S08AKSA1 order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for SPP80N06S08AKSA1?
For technical support, including SPP80N06S08AKSA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPP80N06S08AKSA1 requirements.
6.How does Aetrix verify that SPP80N06S08AKSA1 is sourced from the original manufacturer or authorized distributors?
All SPP80N06S08AKSA1 products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that SPP80N06S08AKSA1 meets industry standards.
7.What is the process for return or replacement of SPP80N06S08AKSA1?
All SPP80N06S08AKSA1 units undergo pre-shipment inspection (PSI). If there is an issue with SPP80N06S08AKSA1, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The SPP80N06S08AKSA1 part is unused and in its original packaging.
Return procedure for SPP80N06S08AKSA1:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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