Infineon Technologies IPP22N03S4L15AKSA1

Overview

IPP22N03S4L15AKSA1 from Infineon Technologies is a 30 V, 22 A N-channel enhancement-mode MOSFET in PG-TO220-3-1 package, qualified to AEC-Q101 for automotive use, with 14.6 mΩ max R_DS(on) at V_GS = 10 V and 100% single-pulse avalanche tested to 20 mJ. It delivers ultra-low conduction loss in high-current DC-DC converters and motor control stages.

For engineers reviewing the IPP22N03S4L15AKSA1 datasheet, IPP22N03S4L15AKSA1 pinout, IPP22N03S4L15AKSA1 application, or IPP22N03S4L15AKSA1 equivalent, key selection criteria include its 175 °C operating temperature, 4.9 K/W junction-to-case thermal resistance, integrated body diode with 0.95 V typical V_SD, and gate plateau voltage of 3.4 V for predictable switching timing.

Technical Context

This OptiMOS™-T2 device uses trench-gate superjunction technology optimized for low R_DS(on) × Q_g figure-of-merit in 12 V automotive and industrial power stages. Its gate threshold voltage (1.0–2.2 V) enables robust 3.3 V/5 V logic-level drive compatibility while maintaining noise immunity.

The MOSFET features fast dynamic characteristics: 3 ns turn-on delay, 2 ns rise time, 12 ns turn-off delay, and 2 ns fall time under standard test conditions (V_DD = 15 V, R_G = 3.5 Ω, I_D = 22 A). Its C_iss (750–980 pF), C_oss (190–250 pF), and C_rss (10–20 pF) support high-frequency synchronous rectification up to 500 kHz.

Key Specifications

Pinout & Package

Package: PG-TO220-3-1 - Through-hole, isolated tab, 3-pin vertical mounting with drain-connected metal tab for direct heatsinking.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IPB22N03S4L15AKSA1 and IPI22N03S4L15AKSA1, IPP22N03S4L15AKSA1 offers guaranteed electrical isolation between drain and heatsink-essential for floating-ground systems like OR-ing and half-bridge inverters where creepage and clearance are safety-critical.

Availability

IPP22N03S4L15AKSA1 is available at Aetrix Electronics and suitable for automotive body control modules, industrial motor drives, server OR-ing circuits, and outdoor LED lighting systems requiring stable component supply across multi-year production cycles.

Supply support for IPP22N03S4L15AKSA1 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 manufacturing and R&D centers.

This device belongs to the OptiMOS™-T2 product line-engineered specifically for high-efficiency, high-reliability 12 V automotive and industrial power conversion, emphasizing low R_DS(on), robust avalanche capability, and AEC-Q101 compliance.

FAQ

What is the maximum allowable gate-source voltage for IPP22N03S4L15AKSA1?

The absolute maximum V_GS is ±16 V. Exceeding this risks permanent gate oxide damage. For reliable operation, keep V_GS within –12 V to +12 V during normal switching, and use gate clamping (e.g., 12 V Zener) if driving from higher-voltage controllers. The gate threshold range (1.0–2.2 V) ensures turn-on begins well below 5 V logic levels.

Does IPP22N03S4L15AKSA1 require a heatsink in 22 A continuous operation?

Yes. At 22 A and 25 °C case temperature, power dissipation reaches ~7.1 W (22² × 0.0146 Ω). With R_thJC = 4.9 K/W, junction temperature rises ~35 °C above case-requiring a heatsink to maintain T_j ≤ 175 °C. Without forced air, a 15 cm² aluminum heatsink is recommended for ambient ≤ 70 °C.

Can IPP22N03S4L15AKSA1 replace a standard 30 V/20 A MOSFET in an existing design?

Yes-if the original part uses TO220-3 package and shares compatible V_GS(th) and Q_g. IPP22N03S4L15AKSA1's lower R_DS(on) (14.6 mΩ vs. typical 20–25 mΩ) reduces conduction loss by ~30%, but its faster switching may increase EMI. Verify gate drive strength and layout parasitics before drop-in replacement.

Is the body diode in IPP22N03S4L15AKSA1 suitable for reverse recovery in hard-switched topologies?

Yes-the body diode has t_rr = 12 ns and Q_rr = 10 nC at T_j = 25 °C, making it suitable for synchronous rectification in buck converters up to 300 kHz. However, avoid using it as the primary freewheeling path in high-di/dt flyback or LLC resonant converters without verifying reverse recovery behavior at elevated temperature.