STMicroelectronics STGB15M65DF2

Overview

STGB15M65DF2 from STMicroelectronics is a 650 V, 15 A trench-gate field-stop IGBT with integrated soft-fast antiparallel diode in D²PAK (TO-263) package. It delivers V_CE(sat) = 1.55 V (typ.) at I_C = 15 A and T_J = 25 °C, 6 µs short-circuit withstand time at V_GE = 15 V, and R_thJC = 1.1 °C/W for the IGBT section - enabling high-efficiency motor control inverters operating up to 175 °C junction temperature.

For engineers reviewing the STGB15M65DF2 datasheet, STGB15M65DF2 pinout, STGB15M65DF2 application, or STGB15M65DF2 equivalent, key selection criteria include its positive V_CE(sat) temperature coefficient for safe paralleling, tight parameter distribution, low thermal resistance, and integrated diode with t_rr = 142 ns (T_J = 25 °C) and Q_rr = 0.525 µC.

Technical Context

This IGBT employs ST's proprietary trench gate + field-stop structure optimized for low conduction and switching losses in 650 V industrial inverters. Its dynamic characteristics are characterized under standardized inductive-load conditions: V_CC = 400 V, I_C = 15 A, V_GE = 0–15 V, R_G = 12 Ω, with E_on = 0.09 mJ and E_off = 0.45 mJ at T_J = 25 °C.

The co-packaged diode features soft recovery (dI_rr/dt peak = 790 A/µs), low reverse recovery charge, and a positive temperature coefficient of V_F, supporting stable operation across –55 °C to 175 °C. The device's safe operating area (SOA) is defined for single-pulse operation up to t_p = 1 ms at T_C = 25 °C and T_J ≤ 175 °C.

Key Specifications

Pinout & Package

D²PAK (TO-263) package with exposed drain tab (pin 2) for thermal and electrical connection; 3-pin surface-mount outline (A2 variant) with standard 2.54 mm lead pitch and 9.35 mm × 10.40 mm footprint.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IXGN15N60B3 and IKP15N65ES5, STGB15M65DF2 offers superior short-circuit ruggedness, integrated soft diode performance, and tighter parameter spread - making it the preferred choice for industrial motor drives where paralleling stability and thermal margin are critical.

Availability

STGB15M65DF2 is available at Aetrix Electronics and suitable for motor control, UPS, and PFC applications requiring stable component supply, long-term industrial lifecycle support, and traceable sourcing from authorized channels.

Supply support for STGB15M65DF2 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, specializing in power, analog, MEMS, and microcontroller technologies for industrial, automotive, and consumer markets.

STGB15M65DF2 belongs to the M-series IGBT family, engineered for optimal balance between low-loss operation and short-circuit robustness in 650 V inverter systems - targeting high-efficiency motor drives, UPS, and industrial PFC stages.

FAQ

What is the maximum gate-emitter voltage rating for STGB15M65DF2?

The absolute maximum gate-emitter voltage is ±20 V, as specified in Table 1 of DS9971 Rev 5. Operation beyond this range risks permanent gate oxide damage. Recommended gate drive is +15 V for turn-on and –5 V to –10 V for turn-off to ensure robust noise immunity and fast fall time.

Does STGB15M65DF2 require an external freewheeling diode?

No - it integrates a soft, fast-recovery antiparallel diode with t_rr = 142 ns and Q_rr = 0.525 µC at T_J = 25 °C. This diode is co-located thermally and electrically with the IGBT die, eliminating layout parasitics and enabling synchronous rectification without external components.

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 the need for emitter resistors or complex current-sensing circuits in multi-chip designs.

What is the thermal resistance from junction to case for the integrated diode?

The diode's junction-to-case thermal resistance is 2.08 °C/W, per Table 2 of DS9971 Rev 5. This value is measured separately from the IGBT's 1.1 °C/W and reflects the diode's distinct thermal path through the same D²PAK tab - critical for accurate thermal modeling of bidirectional power flow.