STMicroelectronics STGF6M65DF2

Overview

STGF6M65DF2 from STMicroelectronics is a trench gate field-stop IGBT with integrated soft-fast antiparallel diode in TO-220FP package, rated for 650 V V_CES, 6 A continuous collector current at T_C = 100 °C, 1.55 V typical V_CE(sat), and 6 µs short-circuit withstand time. It serves as a high-efficiency switching element in motor inverter half-bridges and PFC stages where low conduction loss and robust fault handling are critical.

For engineers reviewing the STGF6M65DF2 datasheet, STGF6M65DF2 pinout, STGF6M65DF2 application, or STGF6M65DF2 equivalent, key selection criteria include its positive V_CE(sat) temperature coefficient enabling stable paralleling, tight parameter distribution, low R_thJC (6.2 °C/W), and soft reverse recovery (t_rr = 140 ns typ. @ 25 °C) for reduced EMI in hard-switched topologies.

Technical Context

This IGBT employs ST's M-series trench gate field-stop structure optimized for balanced conduction and switching losses in 650 V industrial inverters. Its internal design integrates a co-packaged diode with soft recovery (Q_rr = 210 nC typ., dI_rr/dt = 430 A/µs) and low forward voltage (V_F = 2.2 V @ 6 A).

The device features a positive V_CE(sat) temperature coefficient (1.9 V @ 125 °C, 2.1 V @ 175 °C), enabling inherent current sharing in parallel configurations. Short-circuit capability is validated at 6 µs (V_GE = 15 V, T_Jstart = 150 °C), supporting reliable protection in UPS and motor drives without external desaturation sensing.

Key Specifications

Pinout & Package

Supplied in TO-220FP (Full-Pak) package: insulated plastic case with metal tab acting as collector terminal; compact footprint (L3 ≈ 29.6 mm) and low-profile mounting suitable for dense power modules.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IXGH6N60B3 and IKP6N65ES5, STGF6M65DF2 offers superior integration (co-packaged diode), lower conduction loss, and tighter parameter spread-making it optimal for high-density, high-reliability motor control and PFC where thermal and EMI margins are critical.

Availability

STGF6M65DF2 is available at Aetrix Electronics and suitable for motor control, UPS systems, and PFC converters requiring stable component supply, long-term lifecycle support, and traceable sourcing for industrial OEM programs.

Supply support for STGF6M65DF2 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

STMicroelectronics is a global semiconductor leader headquartered in Geneva, Switzerland, designing and manufacturing analog, power, MCU, and sensor solutions for automotive, industrial, and consumer markets.

The M-series IGBTs-including STGF6M65DF2-are engineered for high-efficiency 650 V inverter systems where low conduction loss, short-circuit ruggedness, and paralleling safety are essential design goals.

FAQ

What is the maximum gate-emitter voltage rating for STGF6M65DF2?

The absolute maximum V_GE is ±20 V. Operation above ±15 V risks gate oxide damage, while drive below ±12 V may cause incomplete turn-on or increased V_CE(sat). Recommended gate drive is +15 V / –5 V to ensure robust switching and noise immunity in noisy industrial environments.

Does STGF6M65DF2 require an external freewheeling diode?

No. The device integrates a soft-recovery antiparallel diode rated for 6 A continuous forward current at T_C = 100 °C and 24 A pulsed current. Its t_rr = 140 ns (typ.) and low Q_rr eliminate need for external diodes in standard half-bridge and PFC applications.

How does the positive V_CE(sat) temperature coefficient improve system reliability?

As junction temperature rises, V_CE(sat) increases-causing current to naturally redistribute away from hotter devices in parallel configurations. This self-balancing behavior prevents thermal runaway and eliminates complex active current-sharing circuitry in multi-IGBT modules.

What thermal interface material is recommended for TO-220FP mounting?

A silicone-based thermal pad (e.g., 0.2 mm thick, 1.5 W/m·K) or non-silicone grease (e.g., Dow Corning TC-5622) is recommended. Mounting torque must be 0.5–0.7 N·m on M3 screw to achieve optimal R_thJC of 6.2 °C/W without damaging the package or compromising electrical isolation.