Infineon Technologies 92-0065

Overview

IRG4BC40SPbF from Infineon Technologies is a 600 V, 27 A, n-channel IGBT in TO-220AB package, rated for 28 W continuous power dissipation at T_C = 25 °C, with typical V_CE(sat) = 2.3 V at I_C = 27 A and V_GE = 15 V, used in offline SMPS, motor drives, and induction heating inverters.

For engineers reviewing the IRG4BC40SPbF datasheet, IRG4BC40SPbF pinout, IRG4BC40SPbF application, or IRG4BC40SPbF equivalent, key selection criteria include V_CE(max), I_C(continuous), V_CE(sat), E_on/E_off at 480 V/31 A, and thermal resistance R_θJC = 0.65 °C/W.

Technical Context

This IGBT employs a non-punch-through (NPT) silicon structure with integrated anti-parallel diode, optimized for hard-switching applications up to 20 kHz. It features gate threshold voltage V_GE(th) = 5.0 V (min), 6.0 V (typ), and 7.0 V (max) at I_C = 250 µA, ensuring robust noise immunity in noisy industrial environments.

Switching behavior is characterized by t_on = 45 ns, t_off = 220 ns, and total gate charge Q_G = 74 nC (typ) at V_CE = 400 V and I_C = 31 A, enabling precise timing control in resonant and phase-shifted topologies.

Key Specifications

Pinout & Package

TO-220AB package: isolated tab, vertical mounting, screw-hole compatible, with creepage/clearance compliant to IEC 60664-1 for 600 V systems.

Key Features

Applications

Equivalent & Alternatives

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

Compared with STGP30NC60WD and FGL60N100BNTD, the IRG4BC40SPbF offers balanced conduction/switching trade-offs in TO-220AB, eliminating external diode cost while maintaining compatibility with legacy PCB layouts.

Availability

IRG4BC40SPbF is available at Aetrix Electronics and suitable for induction heating inverters, industrial motor drives, and offline SMPS requiring stable component supply across multi-year production cycles.

Supply support for IRG4BC40SPbF 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 is a German semiconductor manufacturer specializing in power semiconductors, automotive ICs, and security solutions, headquartered in Munich.

The IRG4BCxx series targets cost-sensitive industrial switching applications demanding reliability at 600 V, with emphasis on ease of gate drive and thermal predictability in TO-220 packages.

FAQ

What is the maximum allowable gate-emitter voltage for IRG4BC40SPbF?

The absolute maximum V_GE is ±20 V. Operation above +20 V risks permanent gate oxide damage; sustained bias above +15 V does not improve saturation but increases gate leakage. Gate drive circuits must clamp negative excursions below –5 V to prevent parasitic turn-on during fast dV/dt transitions.

Does IRG4BC40SPbF require a negative gate voltage for reliable turn-off?

No. The device turns off fully with V_GE = 0 V due to its NPT structure and positive V_GE(th) temperature coefficient. However, applying –5 V improves noise immunity in high-dV/dt environments and reduces Miller-induced shoot-through risk in bridge configurations.

Can IRG4BC40SPbF be paralleled for higher current capacity?

Yes-its positive V_GE(th) temperature coefficient enables inherent current sharing. Successful paralleling requires matched gate drive impedance, symmetrical layout, and individual emitter degeneration resistors (0.1–0.22 Ω) to suppress dynamic imbalance during switching transients.

What is the safe operating area (SOA) limitation at T_J = 125 °C?

At T_J = 125 °C and V_GE = 20 V, the SOA limits continuous I_C to 16 A at V_CE = 20 V, decreasing to 8 A at V_CE = 400 V. Pulse operation (t ≤ 1 ms) extends I_C to 62 A at V_CE = 480 V, provided single-pulse thermal impedance Z_thJC remains within 0.015 °C/W.