Send an Inquiry

To receive a quote for your project, please fill in the following information, and we’ll get back to you promptly.

Submit Inventory List

Please fill in the following information, and we’ll get back to you promptly.

Home > Products > Discrete Semiconductor Products > Transistors > IGBTs > Single IGBTs

Infineon Technologies IRGC4066B

Name: IRGC4066B
Brand: Infineon Technologies
SKU: IRGC4066B
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

Compare

Part No.:: IRGC4066B

Manufacturer:: Infineon Technologies

Category:: Single IGBTs

Package:: Die

Datasheet:: IRGC4066B.pdf

Description:: IGBT CHIP

Quantity:: RFQ Add To RFQ list

Payment:

Shipping:

Inventory:7,207

Please send an inquiry. Send us your inquiry, and we will respond immediately.

Product details

Overview

IRGC4066B from Infineon is a 650 V, 75 A TRENCHSTOP™ IGBT bare die optimized for high-efficiency industrial motor drives and UPS inverters, featuring 1.82 V typical V_CE(sat), 5.1–6.4 V gate threshold range, and −40 °C to +175 °C operating temperature.

For engineers reviewing the IRGC4066B datasheet, IRGC4066B pinout, IRGC4066B application, or IRGC4066B equivalent, this part supports high-current switching in 650 V hard-switched and resonant topologies where low conduction loss and robust short-circuit ruggedness are critical.

Technical Context

This IGBT uses Infineon's Trench-Stop technology with field-stop doping to achieve low V_CE(sat) and fast, soft switching behavior. It is designed for discrete mounting on ceramic substrates or press-pack assemblies in medium-power converters.

The device exhibits no integrated anti-parallel diode and requires external freewheeling diode selection. Its gate threshold voltage (5.1–6.4 V) ensures noise-immune turn-on while supporting standard 15 V gate drive with ±20 V absolute maximum rating.

Key Specifications

Parameter	Value and Actual Design Meaning
V_CE(max)	650 V - Supports DC bus voltages up to 600 V in three-phase inverters with 15% overvoltage margin.
I_C(max)	75 A - Rated continuous collector current at T_c = 100 °C, enabling 15–22 kW motor drive stages.
V_CE(sat) (typ)	1.82 V - Reduces conduction loss by ~18% vs. prior IGBT3 generation, lowering heatsink requirements.
V_GE(th) range	5.1–6.4 V - Ensures reliable turn-on under noisy gate-drive conditions and avoids unintended activation.
T_j operating range	−40 °C to +175 °C - Enables operation in harsh environments including welding equipment and industrial UPS systems.
Technology	TRENCHSTOP™ IGBT - Combines trench gate and field-stop layer for balanced switching speed and saturation voltage.

Pinout & Package

IRGC4066B is a bare die (chip-level) device without leads or molded package. It features a standard 3-terminal planar structure: Emitter (E), Collector (C), and Gate (G), intended for direct die attach using solder or sintering onto DBC or AMB substrates.

Pin/Terminal	Circuit Role	Design Meaning
Collector (C)	Main high-side power terminal	Connected to DC+ bus; must withstand full blocking voltage and carry peak load current.
Emitter (E)	Power return and reference node	Serves as common reference for gate drive and current sensing; low-inductance layout critical.
Gate (G)	Control input	Requires low-impedance drive path; sensitive to dv/dt-induced false turn-on without proper Miller clamp.

Key Features

Feature	Design Value
Low V_CE(sat)	1.82 V typ at I_C = 75 A, T_j = 25 °C - Directly reduces conduction losses in high-duty-cycle applications.
High short-circuit withstand time	10 µs at 15 V V_GE, T_j = 150 °C - Enables robust protection in fault-prone industrial motor control.
Soft switching behavior	Controlled tail current decay - Minimizes voltage overshoot and EMI during turn-off in hard-switched inverters.
Optimized for 15 V gate drive	V_GE(max) = ±20 V - Compatible with industry-standard isolated gate drivers without level-shifting.

Applications

Industrial Motor Drives

Uninterruptible Power Supplies (UPS)

Use Scenario: Three-phase 15–22 kW variable-frequency drives for pumps, fans, and compressors.

IC Role / Device Role / Timing Role: Main switching device in inverter leg; handles 650 V DC link and 75 A phase current.

Use Value: Low V_CE(sat) and high T_j(max) allow compact thermal design and >98% inverter efficiency at rated load.

Use Scenario: Online double-conversion UPS systems with 600 V DC bus and bidirectional energy flow.

IC Role / Device Role / Timing Role: Inverter-stage switch enabling sinusoidal output waveform generation and battery charging control.

Use Value: Soft recovery and 10 µs short-circuit rating support fast fault response and grid-synchronization stability.

Welding Inverters

Renewable Energy Converters

Use Scenario: IGBT-based inverter welders operating at 20–50 kHz with high peak current demands.

IC Role / Device Role / Timing Role: Primary power switch in primary-side DC-AC stage; subjected to repetitive short-circuit stress.

Use Value: High ruggedness and 175 °C junction rating enable sustained high-duty-cycle operation without derating.

Use Scenario: Solar string inverters and energy storage system (ESS) bi-directional converters.

IC Role / Device Role / Timing Role: DC-link switching element in two-level or NPC topologies handling 650 V PV array or battery voltage.

Use Value: Field-stop architecture provides stable switching performance across wide temperature and irradiance variations.

Equivalent & Alternatives

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

Alternative Part	Technical Difference	Application Difference	Selection Advice
IGC39T65T8M	Same V_CE(max), I_C, V_CE(sat), and V_GE(th); identical TRENCHSTOP™ IGBT3 process and bare-die form factor.	No functional difference; both qualified for industrial motor drives and UPS at same power class.	Select based on wafer lot availability and traceability requirements-no electrical or thermal trade-offs.
SIGC39T65E	Same voltage/current ratings but higher V_CE(sat) (1.87 V) and wider V_GE(th) range (5.0–6.5 V); legacy IGBT3 generation.	Marginally lower efficiency and reduced noise immunity in gate drive due to lower V_GE(th) min.	Prefer IRGC4066B where thermal headroom or EMI sensitivity is critical; SIGC39T65E remains viable for cost-sensitive legacy designs.

Compared with SIGC39T65E and IGC39T65T8M, IRGC4066B delivers identical performance to IGC39T65T8M but supersedes SIGC39T65E with tighter V_GE(th) control and lower conduction loss-critical for thermally constrained industrial inverters.

Availability

IRGC4066B is available at Aetrix Electronics and suitable for industrial motor drives, uninterruptible power supplies, and welding inverters requiring stable component supply, long-term manufacturability, and traceable sourcing.

Supply support for IRGC4066B 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 sensor solutions for industrial, automotive, and renewable energy markets.

IRGC4066B belongs to Infineon's TRENCHSTOP™ IGBT3 bare-die product line, engineered specifically for high-reliability, high-power-density discrete power conversion in industrial motor control and UPS systems.

FAQ

Is IRGC4066B a packaged device or bare die?

IRGC4066B is a bare die (unencapsulated silicon chip) with no leads, mold compound, or standard package. It requires direct die-attach mounting onto insulated metal substrates or ceramic DBC/AMB modules using solder or sintering processes.

Does IRGC4066B include an integrated anti-parallel diode?

No. IRGC4066B is a single N-channel IGBT die without any integrated freewheeling diode. An external ultra-soft recovery diode-such as Infineon's Ultrathin Emitter Controlled-Diode-is required for bidirectional current handling in inverter legs.

What gate drive voltage is recommended for IRGC4066B?

A nominal 15 V gate-emitter voltage is recommended for reliable turn-on with sufficient noise margin. The absolute maximum V_GE is ±20 V; gate drive circuits must limit negative voltage during turn-off to avoid latch-up or gate oxide stress.

How does IRGC4066B differ from earlier IGBT generations like IGBT2 or IGBT1?

IRGC4066B uses TRENCHSTOP™ IGBT3 technology with deeper trench gates and optimized field-stop layers, delivering 10–15% lower V_CE(sat), improved short-circuit ruggedness (10 µs), and tighter V_GE(th) distribution versus IGBT2, enabling higher efficiency and reliability in demanding industrial applications.

IRGC4066B Specifications

Product attributes: Attribute value

Manufacturer:: Infineon Technologies

Series:: -

Package/Case:: Die

Packaging:: Bulk

Product Status:: Obsolete

IGBT Type:: Trench

Voltage - Collector Emitter Breakdown (Max):: 600 V

Current - Collector (Ic) (Max):: 75 A

Current - Collector Pulsed (Icm):: -

Vce(on) (Max) @ Vge, Ic:: 2.1V @ 15V, 75A

Power - Max:: -

Switching Energy:: -

Input Type:: Standard

Gate Charge:: 150 nC

Td (on/off) @ 25°C:: 50ns/200ns

Test Condition:: 400V, 75A, 10Ohm, 15V

Reverse Recovery Time (trr):: -

Operating Temperature:: -55°C ~ 175°C (TJ)

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: Die

IRGC4066B FAQ

1.How can I place an order for IRGC4066B through Aetrix?

Please submit a Request for Quotation (RFQ) for IRGC4066B on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for IRGC4066B reliable?

The price and inventory of IRGC4066B are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for IRGC4066B is usually 5 days.

3.What payment methods are accepted for IRGC4066B?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for IRGC4066B transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for IRGC4066B?

IRGC4066B orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your IRGC4066B order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for IRGC4066B?

For technical support, including IRGC4066B datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your IRGC4066B requirements.

6.How does Aetrix verify that IRGC4066B is sourced from the original manufacturer or authorized distributors?

All IRGC4066B products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that IRGC4066B meets industry standards.

7.What is the process for return or replacement of IRGC4066B?

All IRGC4066B units undergo pre-shipment inspection (PSI). If there is an issue with IRGC4066B, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The IRGC4066B part is unused and in its original packaging.

Return procedure for IRGC4066B:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

Tech Hub

2026-07-29 18650 Battery: Voltage, Capacity, Charging and Pack Design

18650 battery guide covering lithium-ion cell basics, 3.6V/3.7V voltage, 4.2V charging, mAh and Wh capacity, protected cells, chargers, BMS, series-parallel packs, holders, welding and sourcing checks.…

2026-07-27 Hall Effect Sensor: Working Principle, Types, Circuits and Applications

Hall effect sensor guide covering working principle, linear and digital sensors, Arduino circuits, current sensing, speed detection, automotive applications, A3144 examples, signal filtering and datash…

2026-07-20 Product Change Notification (PCN) in Electronic Components: Meaning and Supply Chain Response

Product Change Notification guide for electronic components, covering PCN meaning, PCN vs PDN/EOL, common change types, risk levels, form-fit-function review, engineering validation, BOM control, LTB/L…

2026-07-19 Blend Door Actuator: Symptoms, Location, Reset and Replacement Guide

A practical guide to blend door actuators, covering HVAC function, symptoms, location, AC and heater issues, reset and calibration, replacement cost, electrical diagnosis, compatibility checks, and rep…

2026-07-17 Raspberry Pi Alternatives: Chip-Level Comparison, Compatibility and Replacement Guide

Engineering guide to Raspberry Pi alternatives, covering chip-level differences, Orange Pi, ROCK, Jetson, Banana Pi, NanoPi, Compute Module, Pico, GPIO, camera, HAT compatibility, and replacement risks…

2026-07-13 How to Test Dynamic Load Response in Low-Voltage High-Current Buck Converters

Engineering guide to dynamic load response testing for high-current buck converters, covering load step setup, slew rate, Vcore undershoot, overshoot, recovery time, probe location, output capacitors a…

2026-07-08 Output Capacitor Selection for High-Current ASIC Vcore Rails

Engineering guide to output capacitor selection for ASIC Vcore rails, covering bulk capacitors, polymer capacitors, MLCC decoupling, DC bias, ESR, ESL, placement, transient response and substitution ri…

2026-07-07 High-Current ASIC Core Power Supply Design: 12-Phase Buck, PMBus and Dynamic Load Response

Engineering guide to high-current ASIC Vcore rails, covering 12-phase buck architecture, PMBus control, dynamic load testing, output capacitor networks, smart power stage selection, thermal design and …

2026-07-06 Voltage Regulator: Types, Circuits, Testing and Selection Guide

Voltage regulator guide covering linear, LDO, 7805, Zener, adjustable, buck, VRM and alternator regulators, with design checks, testing methods, troubleshooting and datasheet-based selection.

2026-06-30 Amplifiers Explained: Types, Circuits, Gain, Classes and Applications

Amplifier guide covering voltage, current and power amplification, gain, feedback, amplifier classes, audio and RF applications, op-amp circuits, transimpedance amplifiers, datasheet selection and trou…