Infineon Technologies SIGC25T60NCX1SA7

Overview

SIGC25T60NCX1SA7 from Infineon Technologies is a 600 V, 25 A trench-stop IGBT chip in wafer form, designed for high-efficiency motor drives and industrial inverters. It features 2.5 V typical gate-emitter threshold voltage, 1.85 V typical collector-emitter saturation voltage at 25 A/15 V, and 150 °C maximum junction temperature. Used in 3-phase AC motor control stages of HVAC compressors.

For engineers reviewing the SIGC25T60NCX1SA7 datasheet, SIGC25T60NCX1SA7 pinout, SIGC25T60NCX1SA7 application, or SIGC25T60NCX1SA7 equivalent, key selection criteria include V_CE(sat) stability under 150 °C operation, short-circuit withstand time (≥5 µs), and gate charge (Q_G = 65 nC) for optimized switching loss trade-offs in 16–20 kHz PWM systems.

Technical Context

This IGBT employs Infineon's TRENCHSTOP™ 3 process with field-stop architecture to achieve low conduction loss and controlled switching behavior. Its wafer-level form factor requires backgrinding, dicing, and die-attach integration into custom power modules or discrete packages.

The device operates with unclamped inductive switching (UIS) capability up to 100 mJ and supports gate drive voltages from −20 V to +20 V. Thermal resistance (R_thJC) is not specified per die but is defined by final package assembly geometry and thermal interface material.

Key Specifications

Pinout & Package

Wafer form: bare die on film frame, no leaded package. Dimensions: 3.2 mm × 3.2 mm × 0.18 mm (die thickness after backgrind). Requires flip-chip or wire-bond interconnect in final module assembly.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IXGN25N60B3 and STGW25H60DF, SIGC25T60NCX1SA7 offers wafer-level integration flexibility and lowest conduction loss, making it optimal for thermally constrained, high-volume power module manufacturing where die attach and thermal path control are tightly managed.

Availability

SIGC25T60NCX1SA7 is available at Aetrix Electronics and suitable for industrial motor drives, HVAC compressor inverters, and welding power supplies requiring stable component supply across multi-year production cycles.

Supply support for SIGC25T60NCX1SA7 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, sensor, and automotive ICs, with leadership in silicon and wide-bandgap power devices.

SIGC25T60NCX1SA7 belongs to the TRENCHSTOP™ 3 IGBT product line, engineered for high-efficiency, high-reliability industrial inverters operating at 16–20 kHz with demanding thermal and short-circuit robustness requirements.

FAQ

Is SIGC25T60NCX1SA7 supplied in tape-and-reel or waffle pack?

No. SIGC25T60NCX1SA7 is delivered as bare die on film frame (FF) with epoxy-coated backside, intended for automated die bonding in module assembly lines. It is not offered in surface-mount or through-hole packaging formats.

What is the recommended gate resistor value for 16 kHz operation?

A 10 Ω non-inductive gate resistor is recommended to achieve ~100 ns turn-on and ~200 ns turn-off times while limiting peak gate current to 2.2 A. This balances switching loss and EMI in 3-phase inverter topologies with 400 V DC bus.

Does this IGBT require negative gate voltage for reliable turn-off?

Yes. A −5 V to −8 V gate-emitter voltage is recommended during off-state to prevent parasitic turn-on from high dv/dt across the collector-emitter terminals, especially in high-power bridge configurations with fast bus transients.

Can SIGC25T60NCX1SA7 be used in parallel configurations?

Yes, but only with matched dies, symmetrical PCB layout, and individual gate resistors. The positive V_GE(th) temperature coefficient (≈+1.5 mV/°C) enables inherent current sharing above 100 °C junction temperature, provided thermal coupling between dies is uniform.