Infineon Technologies AIGB15N65F5ATMA1

Overview

AIGB15N65F5ATMA1 from Infineon Technologies is an automotive-qualified 650 V, 15 A field-stop TRENCHSTOP™ 5 IGBT in PG-TO247-3 package, optimized for high-efficiency motor control in main inverters and auxiliary inverters of hybrid and electric vehicles. It features 1.55 V typical V_CE(sat) at 15 A/150 °C, 35 ns typical t_f, and 100% avalanche-rated ruggedness for reliable operation under regenerative braking stress.

For engineers reviewing the AIGB15N65F5ATMA1 datasheet, AIGB15N65F5ATMA1 pinout, AIGB15N65F5ATMA1 application, or AIGB15N65F5ATMA1 equivalent, key selection criteria include conduction loss vs. switching loss trade-off at 8–20 kHz PWM frequencies, short-circuit withstand time (t_SC = 3 µs @ 15 V V_GE), thermal resistance R_thJC = 0.65 K/W, and gate charge Q_G = 49 nC - all critical for inverter efficiency, thermal management, and gate driver sizing in xEV traction systems.

Technical Context

This IGBT employs Infineon's fifth-generation field-stop TRENCHSTOP™ structure with optimized carrier lifetime control and emitter trench design to simultaneously reduce V_CE(sat) and switching losses. Its gate threshold voltage V_GE(th) is 5.0 V (min) to ensure noise immunity in high-dV/dt automotive environments.

The device supports hard-switched 3-phase bridge topologies up to 650 V DC-link voltage and is qualified per AEC-Q101 with full temperature range operation from –40 °C to 175 °C junction temperature, enabling direct integration into compact, liquid-cooled inverter modules without derating.

Key Specifications

Pinout & Package

Package: PG-TO247-3 (standard through-hole, isolated tab, JEDEC TO-247 variant with enhanced creepage).

Key Features

Applications

Equivalent & Alternatives

The following parts are listed as comparable options for similar 650 V IGBT switching applications.

Compared with STGP15H60DF and IXGH15N60B3D1, AIGB15N65F5ATMA1 delivers superior conduction efficiency, faster switching, lower gate drive demand, and full automotive qualification - making it the optimal choice for safety-critical xEV inverter stages where thermal margin and long-term field reliability are mandatory.

Availability

AIGB15N65F5ATMA1 is available at Aetrix Electronics and suitable for main inverters, auxiliary inverters, and HV-LV DC-DC converters requiring stable component supply in production-grade electric and hybrid vehicle programs.

Supply support for AIGB15N65F5ATMA1 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 electronics, microcontrollers, and sensors for automotive, industrial, and renewable energy systems.

AIGB15N65F5ATMA1 belongs to Infineon's TRENCHSTOP™ 5 IGBT discrete family, engineered specifically for high-frequency, high-reliability switching in xEV traction and auxiliary power conversion systems.

FAQ

What is the maximum recommended gate-emitter voltage for AIGB15N65F5ATMA1?

The absolute maximum V_GE is ±20 V, but the recommended operating range is –5 V to +15 V. A negative turn-off bias (–5 V to –8 V) is strongly advised to prevent spurious turn-on during high dV/dt commutation events in 3-phase bridges. Gate driver designs must maintain this window across temperature and load transients.

Does AIGB15N65F5ATMA1 require an external freewheeling diode?

No - the device is designed for use with ultrafast, soft-recovery anti-parallel diodes such as IDH08SG60C or similar, but does not integrate a diode. External diode selection must match the IGBT's 15 A current rating and 650 V blocking capability, with reverse recovery charge Q_rr ≤ 40 nC to avoid excessive voltage overshoot during turn-off.

Can AIGB15N65F5ATMA1 be paralleled for higher current capacity?

Yes - its positive V_CE(sat) temperature coefficient enables stable current sharing when paralleled with identical units. Successful parallel operation requires matched gate drive loop inductance (<10 nH), symmetrical power connections, and thermal coupling via shared heatsink. Derating to 12 A per device is recommended for >100 khr lifetime in automotive duty cycles.

Is there a recommended gate resistor value for motor inverter applications?

For 10–15 kHz PWM in main inverters, R_G(on) = 10 Ω and R_G(off) = 5 Ω (with separate turn-on/turn-off paths) provide optimal trade-off between switching loss (≈1.2 mJ per switch event) and EMI. Lower values increase dI/dt and risk shoot-through; higher values raise t_f and conduction loss. Layout parasitics must be minimized to preserve this tuning.