STMicroelectronics STGDL6NC60DIT4

Overview

STGDL6NC60DIT4 from STMicroelectronics is a 6 A, 600 V hyper-fast IGBT with integrated ultrafast soft-recovery antiparallel diode in DPAK (TO-252) package. It delivers low C_RES/C_IES ratio (5.4 pF / 208 pF ≈ 0.026), 2.2 V V_CE(sat) at 3 A/25°C, and 23 ns reverse recovery time (t_rr) - enabling high-frequency hard-switching operation in SMPS and PFC stages.

For engineers reviewing the STGDL6NC60DIT4 datasheet, STGDL6NC60DIT4 pinout, STGDL6NC60DIT4 application, or STGDL6NC60DIT4 equivalent, key selection criteria include its 600 V blocking capability, 3 A rated continuous collector current at T_C = 100°C, co-packaged diode softness (I_RRM = 1.5 A), and thermal resistance R_thj-case = 4.5 °C/W (diode) for compact heatsink design.

Technical Context

This IGBT employs ST's PowerMESH™ technology with lifetime-controlled carrier distribution to minimize turn-off energy while maintaining low on-state voltage. Its gate charge profile (Q_g = 12 nC, Q_gc = 4.9 nC) supports fast switching with controlled dv/dt and reduced cross-conduction risk in bridge configurations.

The integrated diode features ultrafast soft recovery (t_rr = 23 ns, Q_rr = 21 nC at 25°C) and low forward voltage (V_F = 1.3 V at 3 A), optimized for zero-voltage transition (ZVT) and discontinuous conduction mode (DCM) PFC topologies where diode reverse recovery stress must be minimized.

Key Specifications

Pinout & Package

STGDL6NC60DIT4 uses the DPAK (TO-252) surface-mount package with exposed drain pad for thermal and electrical connection. The package complies with ECOPACK® environmental standards and features gull-wing leads for automated assembly.

Key Features

Applications

Equivalent & Alternatives

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

Compared with IRG4PH60UD1 and IXGH6N60B3D1, STGDL6NC60DIT4 offers superior high-frequency efficiency via lower C_RES/C_IES, integrated soft diode, and DPAK thermal performance - making it optimal for compact, high-efficiency AC/DC and motor drive modules where layout density and EMI control are critical.

Availability

STGDL6NC60DIT4 is available at Aetrix Electronics and suitable for high-frequency inverters, active PFC stages, and SMPS primary switches requiring stable component supply, consistent parametric performance across production lots, and long-term industrial lifecycle support.

Supply support for STGDL6NC60DIT4 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 silicon solutions for automotive, industrial, and power applications since 1987.

This device belongs to ST's PowerMESH™ IGBT family, engineered specifically for high-frequency switching power conversion - balancing low conduction loss, fast soft recovery, and robust ruggedness in consumer, industrial, and renewable energy systems.

FAQ

What is the maximum recommended gate resistor value for reliable operation?

The datasheet specifies R_G = 10 Ω for all switching characterization curves. With Q_g = 12 nC and typical gate driver peak current of ±100 mA, a 10 Ω resistor yields ~120 ns turn-on delay and dV/dt control below 5 V/ns - sufficient for noise immunity in industrial environments without compromising switching speed. Values above 22 Ω increase E_on by >15% and risk incomplete turn-on at high temperature.

Can STGDL6NC60DIT4 replace a 600 V MOSFET in a 100 kHz flyback converter?

Yes - its 600 V V_CES, 5 A I_C rating at 100°C, and 24 µJ E_off enable efficient operation at 100 kHz. Unlike MOSFETs, it avoids avalanche stress during clamp events and provides inherent diode functionality for synchronous rectification. However, gate drive must deliver ±15 V (not ±10 V) to ensure full saturation and avoid linear-mode heating.

Is the integrated diode rated for continuous conduction mode (CCM) operation?

Yes - the diode is rated for 10 A RMS forward current at T_C = 25°C and 25 A non-repetitive surge (t_p = 10 ms). Its soft recovery (I_RRM = 1.5 A, t_rr = 23 ns) and low V_F (1.3 V @ 3 A) make it suitable for CCM PFC and inverter freewheeling, provided case temperature remains ≤100°C per derating curve in Figure 14 (RBSOA).

Does this part require a negative gate voltage for safe turn-off?

No - the device has a gate threshold voltage range of 3.75–5.75 V and is fully characterized with 0 V turn-off (V_GE = 0). Applying –5 V improves noise immunity in high-dv/dt environments but is not required for functional reliability. The absolute maximum V_GE rating is ±20 V, so –5 V is within safe operating limits if driver circuitry supports it.