Infineon Technologies IPG20N10S4L22ATMA1

Overview

IPG20N10S4L22ATMA1 from Infineon Technologies is a dual-channel N-channel logic-level enhancement-mode MOSFET optimized for automotive and industrial switching applications. It features 100 V V_DS, 22 mΩ R_DS(on) at V_GS = 10 V, 20 A continuous drain current per channel, AEC-Q101 qualification, and 175 °C maximum junction temperature - enabling robust high-efficiency DC-DC conversion and motor control in under-hood automotive modules.

For engineers reviewing the IPG20N10S4L22ATMA1 datasheet, IPG20N10S4L22ATMA1 pinout, IPG20N10S4L22ATMA1 application, or IPG20N10S4L22ATMA1 equivalent, key selection criteria include its logic-level gate drive compatibility (V_GS(th) = 1.1–2.1 V), 100% avalanche-tested ruggedness, thermal resistance of 2.5 K/W (junction-to-case), and PG-TDSON-8-4 package suitability for high-power-density PCB layouts.

Technical Context

This dual N-channel MOSFET employs Infineon's OptiMOS™-T2 technology to deliver low conduction and switching losses simultaneously. Its gate threshold voltage range (1.1–2.1 V) ensures reliable turn-on with standard 3.3 V/5 V logic controllers, while the 22 mΩ R_DS(on) at 10 V and 24–28 mΩ at 4.5 V supports efficient operation across wide input voltage ranges.

The device integrates an intrinsic body diode with 1.0–1.3 V forward voltage at 17 A and 55 ns reverse recovery time, enabling synchronous rectification and freewheeling in half-bridge topologies. Its 1350–1755 pF input capacitance and 42–84 pF reverse transfer capacitance support fast, controlled switching with minimal gate drive power.

Key Specifications

Pinout & Package

IPG20N10S4L22ATMA1 is housed in a PG-TDSON-8-4 surface-mount package with exposed drain pad for thermal performance. The 8-pin layout supports dual-channel symmetry and high-current routing.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IPB20N10S4L22ATMA1, the IPG20N10S4L22ATMA1 saves board area and interconnect complexity via monolithic dual-channel integration; versus STP20NM10, it delivers automotive-grade reliability, superior thermal performance, and logic-level drive - critical for production automotive electronics.

Availability

IPG20N10S4L22ATMA1 is available at Aetrix Electronics and suitable for automotive body control modules, industrial DC-DC converters, electric power steering motor drivers, and on-board charger auxiliary supplies requiring stable component supply across multi-year production cycles.

Supply support for IPG20N10S4L22ATMA1 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 device belongs to the OptiMOS™-T2 power transistor product line, engineered specifically for high-efficiency, high-reliability switching in automotive power distribution and industrial motor control systems.

FAQ

What is the maximum gate-source voltage rating for IPG20N10S4L22ATMA1?

The absolute maximum gate-source voltage is ±16 V. Exceeding this limit risks permanent gate oxide damage. Designers must ensure gate drive circuits include clamping (e.g., Zener diodes) or active regulation to prevent overshoot during fast switching or inductive coupling, especially in high-noise automotive environments.

Does IPG20N10S4L22ATMA1 support parallel operation of both channels?

Yes - both channels share identical electrical characteristics (R_DS(on), V_GS(th), Q_g) and thermal coupling via the common drain pad, enabling safe current sharing when driven with matched gate traces and identical PCB copper layout. No external balancing resistors are required under symmetric thermal conditions.

Is the body diode suitable for continuous freewheeling in high-frequency PWM applications?

Yes - the intrinsic body diode has a typical forward voltage of 1.0–1.3 V at 17 A and 25 °C, with 55 ns reverse recovery time and 100 nC Q_rr. These values support reliable freewheeling up to ~500 kHz in hard-switched topologies, provided junction temperature remains below 150 °C to avoid excessive diode conduction loss.

How does the PG-TDSON-8-4 package affect thermal design compared to TO-220 or D²PAK?

The PG-TDSON-8-4 offers 2.5 K/W junction-to-case thermal resistance - significantly lower than TO-220 (~3.5 K/W) - due to its exposed copper drain pad and optimized internal bond wire layout. This enables higher power density but requires careful PCB copper area design (≥6 cm² cooling area recommended) and solder void control during reflow.