Infineon Technologies IPD90N03S4L03ATMA1

Overview

IPD90N03S4L03ATMA1 from Infineon Technologies is an N-channel enhancement-mode automotive-grade MOSFET with 30 V V_DS, 3.3 mΩ R_DS(on) at 10 V V_GS, and 90 A continuous drain current at T_C = 25 °C. It features AEC-Q101 qualification, 175 °C maximum junction temperature, and 100% single-pulse avalanche testing-designed for high-current DC-DC converter primary-side switching in engine control units.

For engineers reviewing the IPD90N03S4L03ATMA1 datasheet, IPD90N03S4L03ATMA1 pinout, IPD90N03S4L03ATMA1 application, or IPD90N03S4L03ATMA1 equivalent, key selection criteria include R_DS(on) at 4.5 V gate drive, thermal resistance (R_thJC = 1.6 K/W), avalanche energy rating (E_AS = 85 mJ), and TO252-3 package compatibility with high-power PCB layouts.

Technical Context

This OptiMOS®-T2 device uses trench-gate superjunction technology optimized for low conduction and switching losses in 12 V automotive systems. Its gate threshold voltage (1.0–2.2 V) enables robust 3.3 V/5 V logic-level drive compatibility, while its Q_g (60–75 nC) and Q_gd (8–16 nC) support fast, controlled turn-on/turn-off in synchronous rectification and motor phase drivers.

The integrated body diode exhibits V_SD = 0.6–1.3 V at 90 A and t_rr ≤ 60 ns, enabling efficient freewheeling in H-bridge inverters. Thermal design is anchored to R_thJC = 1.6 K/W and validated for MSL1 reflow up to 260 °C-critical for under-hood power modules requiring long-term reliability at 150 °C ambient.

Key Specifications

Pinout & Package

IPD90N03S4L03ATMA1 is housed in PG-TO252-3-11 (D-Pak) package with exposed drain pad for thermal and electrical connection. The package complies with RoHS and AEC-Q101, supports MSL1 reflow, and mounts vertically on FR4 PCBs with ≥6 cm² copper area for optimal heat dissipation.

Key Features

Applications

Equivalent & Alternatives

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

Compared with STL110N3LLH6 and IRF3710PBF, IPD90N03S4L03ATMA1 delivers optimal balance of low R_DS(on), moderate Q_g, AEC-Q101 compliance, and TO252-3 thermal performance-making it the preferred choice for production automotive power stages requiring reliability and space efficiency.

Availability

IPD90N03S4L03ATMA1 is available at Aetrix Electronics and suitable for engine control units, electric power steering systems, automotive DC-DC converters, and on-board charger auxiliary supplies requiring stable component supply across extended temperature and lifetime requirements.

Supply support for IPD90N03S4L03ATMA1 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.

This part belongs to the OptiMOS®-T2 power transistor product line, engineered specifically for high-efficiency, high-reliability 12 V and 48 V automotive power conversion and motor control applications.

FAQ

What is the maximum allowable gate-source voltage for IPD90N03S4L03ATMA1?

The absolute maximum gate-source voltage is ±16 V, as specified in the datasheet's "Maximum ratings" table. Exceeding this value risks permanent gate oxide damage. For reliable operation, gate drive circuits must clamp V_GS within –10 V to +12 V during transients, especially in high-dV/dt automotive environments where coupling can induce overshoot.

Does IPD90N03S4L03ATMA1 require a gate resistor, and what value is recommended?

Yes-a gate resistor is required to control dV/dt and prevent oscillation. Based on Q_g = 60–75 nC and typical 12 V gate drivers, a 3.5 Ω resistor yields ~10 ns rise time and dV/dt ≈ 1.2 V/ns, matching the datasheet's test condition for t_r and t_f. Lower values increase EMI risk; higher values raise switching loss and thermal stress.

Can IPD90N03S4L03ATMA1 be used in parallel configurations?

Yes-its positive temperature coefficient of R_DS(on) (increasing with T_j) enables inherent current sharing. Layout symmetry, matched gate drive paths, and individual source resistors (0.5–1 mΩ) are mandatory to ensure balanced dynamic current distribution. Derating total current by 15% is recommended for thermal margin in parallel operation.

Is the body diode suitable for continuous freewheeling in H-bridge topologies?

Yes-the integrated body diode is rated for 90 A continuous forward current (I_S) and 360 A pulsed current (I_S,pulse). Its V_SD = 0.6–1.3 V at 90 A and t_rr ≤ 60 ns allow efficient freewheeling in 20 kHz H-bridge motor drives, though external Schottky diodes may be added for ultra-low-loss or high-frequency (>100 kHz) operation.