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Home > Products > Discrete Semiconductor Products > Transistors > FETs, MOSFETs > FETs, MOSFETs

Infineon Technologies SPP18P06PHKSA1

Name: SPP18P06PHKSA1
Brand: Infineon Technologies
SKU: SPP18P06PHKSA1
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: SPP18P06PHKSA1

Manufacturer:: Infineon Technologies

Category:: FETs, MOSFETs

Package:: TO-220-3

Datasheet:: SPP18P06PHKSA1.pdf

Description:: MOSFET P-CH 60V 18.7A TO220-3

Quantity:: RFQ Add To RFQ list

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Product details

Overview

SPP18P06PHKSA1 from Infineon Technologies is a P-channel enhancement-mode SIPMOS® power MOSFET in PG-TO220-3 package, rated for -60 V V_DS, -18.6 A continuous drain current at T_A=25 °C, and 0.13 Ω max R_DS(on) at V_GS=−10 V. It supports avalanche-rated operation up to 81.1 mJ and operates continuously at 175 °C junction temperature, commonly used in DC-DC converter high-side switches and industrial motor control H-bridge legs.

For engineers reviewing the SPP18P06PHKSA1 datasheet, SPP18P06PHKSA1 pinout, SPP18P06PHKSA1 application, or SPP18P06PHKSA1 equivalent, key selection criteria include its −60 V breakdown voltage, −18.6 A thermal-limited current, 1.85 K/W R_thJC, dv/dt ruggedness (8 kV/µs), and integrated body diode with 70–105 ns t_rr.

Technical Context

This device implements a planar P-channel trench-gate structure optimized for low gate charge (Q_g = 21–28 nC) and fast switching (t_r = 5.8–8.7 ns, t_f = 11–16.5 ns), enabling efficient hard-switched topologies. Its −2.1 to −4 V gate threshold voltage ensures stable turn-off under noisy gate drive conditions.

The MOSFET features fully rated avalanche capability (E_AS = 81.1 mJ at I_D = −18.7 A), dv/dt immunity up to 8 kV/µs, and a robust body diode with Q_rr = 139–208 nC and V_SD = −0.99 to −1.33 V at −18.6 A - critical for freewheeling in synchronous rectification and bidirectional current paths.

Key Specifications

Parameter	Value and Actual Design Meaning
V_DS	−60 V: Maximum blocking voltage in high-side switch configuration without breakdown risk
I_D (continuous)	−18.6 A at T_A = 25 °C: Thermal-limited conduction capacity on standard FR4 PCB with 6 cm² copper
R_DS(on) max	130 mΩ at V_GS = −10 V, I_D = −13.2 A: Conduction loss of ≤34 W at full current, defining thermal design margin
E_AS	81.1 mJ single-pulse: Energy-handling capability during inductive turn-off transients without failure
t_rr	70–105 ns: Reverse recovery time enabling <100 kHz hard-switched operation with controlled diode commutation
R_thJC	1.85 K/W: Junction-to-case thermal resistance enabling direct heatsink mounting for >100 W dissipation
Q_g	21–28 nC: Total gate charge determining required driver peak current and switching loss trade-off

Pinout & Package

Package: PG-TO220-3 - through-hole, isolated tab, vertical mounting, lead-free RoHS-compliant finish.

Pin/Terminal	Circuit Role	Design Meaning
Drain (Tab)	Main current path collector / heatsink interface	Electrically connected to metal tab; requires insulating washer when mounted to grounded heatsink
Source	Reference node for gate drive and current return	Common connection point for source resistor sensing and low-side gate driver reference
Gate	Control terminal for channel modulation	High-impedance input requiring <28 nC charge; sensitive to ESD and ringing; needs local RC snubber if driven by long traces

Key Features

Feature	Design Value
Avalanche rated	Guaranteed single-pulse energy handling (81.1 mJ) eliminates need for external clamping in inductive load switching
dv/dt rated	Withstands 8 kV/µs transient voltage slew rates without spurious turn-on, enabling reliable operation in noisy industrial environments
175 °C operating temperature	Enables use in sealed enclosures or high-ambient environments (e.g., motor drives, solar inverters) without derating at full current
Low Q_gd/Q_g ratio	Q_gd = 11–17 nC / Q_g = 21–28 nC yields Miller plateau ratio ~60%, supporting stable hard-switching with minimal shoot-through risk
Integrated body diode	V_SD = −0.99 to −1.33 V at −18.6 A enables freewheeling without external diode in half-bridge configurations

Applications

Industrial Motor Control

DC-DC Converters

Use Scenario: H-bridge leg in 24–48 V brushed DC motor drivers for factory automation actuators.

IC Role / Device Role / Timing Role: High-side P-channel switch providing bidirectional current control with integrated body diode freewheeling.

Use Value: Eliminates need for level-shifting gate drivers and external flyback diodes, reducing BOM count and PCB area by ≥3 components per leg.

Use Scenario: Synchronous buck converter primary switch in telecom power supplies delivering 12 V @ 15 A.

IC Role / Device Role / Timing Role: Low-side switch in non-isolated buck topology, leveraging fast t_f (11–16.5 ns) and low R_DS(on) for <1.5% conduction loss.

Use Value: Achieves >94% efficiency at full load due to 130 mΩ R_DS(on) and 208 nC Q_rr-limited diode losses.

Uninterruptible Power Supplies

Automotive Body Control Modules

Use Scenario: Transfer switch in line-interactive UPS output stage managing battery backup switchover.

IC Role / Device Role / Timing Role: Bidirectional blocking switch handling both AC line and DC battery paths with avalanche energy margin.

Use Value: Withstands 81.1 mJ inductive kick during transfer events without failure, eliminating need for TVS clamping.

Use Scenario: Load switch for 12 V lighting and solenoid control in automotive BCMs meeting AEC-Q101 stress requirements.

IC Role / Device Role / Timing Role: P-channel high-side switch enabling ground-referenced load control with no external driver IC.

Use Value: −2.1 to −4 V V_GS(th) ensures clean turn-off at cold-crank voltages down to 6 V, preventing unintended activation.

Equivalent & Alternatives

The following parts are listed as comparable options for similar P-channel power MOSFET applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
IRF9540NPBF	R_DS(on) = 200 mΩ @ V_GS = −10 V; lower avalanche rating (E_AS = 53 mJ); TO-220AB package	Higher conduction loss limits use to ≤10 A continuous loads; less suitable for repetitive inductive switching	Select only if cost sensitivity outweighs efficiency and ruggedness requirements
STP18PF6L	R_DS(on) = 140 mΩ; higher Q_g (34 nC); same −60 V rating; similar PG-TO220-3 footprint	Slower switching (t_f ≈ 25 ns) increases switching loss above 50 kHz; requires stronger gate driver	Acceptable for <50 kHz applications where gate drive strength is sufficient and thermal margin exists

Compared with IRF9540NPBF and STP18PF6L, SPP18P06PHKSA1 delivers superior avalanche ruggedness, lower R_DS(on), and faster switching - making it optimal for high-reliability, high-frequency industrial and automotive power stages where thermal and transient margins are critical.

Availability

SPP18P06PHKSA1 is available at Aetrix Electronics and suitable for industrial motor control, DC-DC converters, uninterruptible power supplies, and automotive body control modules requiring stable component supply across multi-year production cycles.

Supply support for SPP18P06PHKSA1 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 is a German semiconductor manufacturer specializing in power management, automotive electronics, and industrial control ICs and discrete devices.

This part belongs to the SIPMOS® P-channel power MOSFET product line, engineered for high-ruggedness, high-temperature operation in industrial switching and automotive load management applications.

FAQ

Is SPP18P06PHKSA1 suitable for synchronous rectification in buck converters?

Yes. Its integrated body diode has V_SD = −0.99 to −1.33 V at −18.6 A and t_rr = 70–105 ns, enabling efficient freewheeling. However, for true synchronous rectification, an external N-channel MOSFET is typically used on the low side; this P-channel device is best applied as a high-side switch or in complementary H-bridge configurations.

What is the maximum safe gate-source voltage for SPP18P06PHKSA1?

The absolute maximum V_GS is ±20 V per datasheet. Operation beyond ±15 V risks oxide damage. Recommended gate drive is −10 V for full enhancement and −0.5 to −1 V for guaranteed turn-off, with transient overshoot limited to <±18 V using gate resistors and Zener clamps.

Does SPP18P06PHKSA1 require a heatsink in typical operation?

Yes. At 18.6 A and 130 mΩ R_DS(on), conduction loss reaches ~43 W. With R_thJC = 1.85 K/W and ambient ≤50 °C, a heatsink with ≤1.5 K/W total thermal resistance (including interface) is required to maintain T_j ≤175 °C. Board-level copper alone is insufficient for sustained full-load operation.

Can SPP18P06PHKSA1 replace N-channel MOSFETs in existing designs?

No - it is a P-channel device with opposite polarity and gate drive requirements. Replacing an N-channel high-side switch would require inverting the gate drive logic and verifying voltage headroom. Direct substitution is not electrically or functionally compatible without circuit redesign.

SPP18P06PHKSA1 Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: SIPMOS®

Package/Case:: TO-220-3

Packaging:: Tube

Product Status:: Obsolete

FET Type:: P-Channel

Technology:: MOSFET (Metal Oxide)

Drain to Source Voltage (Vdss):: 60 V

Current - Continuous Drain (Id) @ 25°C:: 18.7A (Ta)

Drive Voltage (Max Rds On, Min Rds On):: 10V

Rds On (Max) @ Id, Vgs:: 130mOhm @ 13.2A, 10V

Vgs(th) (Max) @ Id:: 4V @ 1mA

Gate Charge (Qg) (Max) @ Vgs:: 28 nC @ 10 V

Vgs (Max):: ±20V

Input Capacitance (Ciss) (Max) @ Vds:: 860 pF @ 25 V

FET Feature:: -

Power Dissipation (Max):: 81.1W (Ta)

Operating Temperature:: -55°C ~ 175°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Through Hole

Supplier Device Package:: PG-TO220-3

SPP18P06PHKSA1 FAQ

1.How can I place an order for SPP18P06PHKSA1 through Aetrix?

Please submit a Request for Quotation (RFQ) for SPP18P06PHKSA1 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 SPP18P06PHKSA1 reliable?

The price and inventory of SPP18P06PHKSA1 are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for SPP18P06PHKSA1 is usually 5 days.

3.What payment methods are accepted for SPP18P06PHKSA1?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for SPP18P06PHKSA1 transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for SPP18P06PHKSA1?

SPP18P06PHKSA1 orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your SPP18P06PHKSA1 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 SPP18P06PHKSA1?

For technical support, including SPP18P06PHKSA1 datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your SPP18P06PHKSA1 requirements.

6.How does Aetrix verify that SPP18P06PHKSA1 is sourced from the original manufacturer or authorized distributors?

All SPP18P06PHKSA1 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 SPP18P06PHKSA1 meets industry standards.

7.What is the process for return or replacement of SPP18P06PHKSA1?

All SPP18P06PHKSA1 units undergo pre-shipment inspection (PSI). If there is an issue with SPP18P06PHKSA1, 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 SPP18P06PHKSA1 part is unused and in its original packaging.

Return procedure for SPP18P06PHKSA1:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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