Infineon Technologies SIGC25T60SNCX1SA2

Overview

SIGC25T60SNC from Infineon Technologies is a 600 V, 30 A NPT (Non-Punch-Through) IGBT die in bare-die format, designed for high-voltage switching in motor drives and industrial inverters. It features a 4.5 × 5.71 mm² silicon die, 100 µm thickness, positive temperature coefficient for stable paralleling, and short-circuit ruggedness up to 10 µs at 150 °C junction temperature.

For engineers reviewing the SIGC25T60SNC datasheet, SIGC25T60SNC pinout (emitter/gate/collector terminals), SIGC25T60SNC application in motor drive half-bridges, or SIGC25T60SNC equivalent bare-die IGBTs, this page delivers verified die-level specifications, thermal and switching behavior, mechanical layout, and direct substitution guidance aligned with Infineon's SGP30N60 packaged device.

Technical Context

This NPT IGBT die operates with a gate-emitter threshold voltage of 3–5 V and achieves V_CE(sat) = 1.6–2.5 V at 30 A and 15 V gate drive, enabling efficient conduction in 400 V DC-link inverter stages. Its 92–110 pF reverse transfer capacitance (Crss) and 324–389 ns turn-off delay support moderate-frequency switching up to 20 kHz with controlled EMI.

The die integrates photoimide passivation and Al–Si (1%) emitter metallization optimized for epoxy or soft-solder die attach. Its 2×(2.18×1.58) mm² emitter pad geometry and 0.68×1.08 mm² gate pad are validated for aluminum wire bonding ≤500 µm and electrically conductive die attach.

Key Specifications

Pinout & Package

Package: Bare die (unmounted silicon chip), sawn on foil (Q67041-A4667-A001) or unsawn (Q67041-A4667-A002), 100 µm thick, 150 mm wafer, 90° flat orientation.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IRGB20B60KD1 and IXGN50N60B3, SIGC25T60SNC delivers optimal balance of current rating, saturation voltage, and proven manufacturability in TO-220-based modules-making it the preferred choice for cost-sensitive 5–10 kW industrial inverters requiring field-proven reliability.

Availability

SIGC25T60SNC is available at Aetrix Electronics and suitable for industrial motor drives, uninterruptible power supplies, solar inverters, and induction heating systems requiring stable component supply across multi-year production cycles.

Supply support for SIGC25T60SNC 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 semiconductors, microcontrollers, and security solutions, with global R&D and manufacturing infrastructure.

SIGC25T60SNC belongs to Infineon's high-voltage discrete IGBT die portfolio, engineered specifically for industrial-grade inverter modules demanding ruggedness, thermal stability, and scalable assembly into TO-220, TO-247, and custom hybrid packages.

FAQ

What is the maximum allowable gate-emitter voltage for SIGC25T60SNC?

The absolute maximum gate-emitter voltage is ±20 V DC, as specified in the Infineon datasheet. Exceeding this value risks irreversible oxide breakdown in the gate structure. For reliable operation, gate drive circuits must clamp V_GE to +15 V during turn-on and −5 V to −10 V during turn-off, with transient overshoot limited to <±18 V per 100 ns.

Can SIGC25T60SNC be directly substituted for SGP30N60 in a TO-220 PCB layout?

No-SIGC25T60SNC is a bare die, not a packaged device. It cannot be mounted directly onto a TO-220 footprint. It serves as the silicon die inside SGP30N60, which uses the same die but adds leadframe, molding compound, and standardized leads. Substitution requires full module redesign including die attach, wire bonding, and encapsulation.

What die attach methods are qualified for SIGC25T60SNC?

Infineon qualifies both electrically conductive epoxy (e.g., Ablebond 84-1LM) and soft-solder (SnAgCu or SnPb) for collector-side attachment. The Ni–Ag backside metallization ensures adhesion and thermal conductivity ≥200 W/m·K with solder, and ≥120 W/m·K with cured epoxy. Conductive glue is preferred for low-temperature assembly; solder delivers superior thermal cycling endurance.

Does SIGC25T60SNC include integrated gate protection diodes or ESD structures?

No-this bare die contains no on-chip gate protection. External gate resistors (≥10 Ω), TVS clamps (e.g., P6KE15CA), and negative turn-off bias are mandatory to protect against dv/dt-induced Miller turn-on and electrostatic discharge. The die is classified as ESD-sensitive per MIL-STD-883, requiring Class 1A handling protocols throughout assembly.