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The onsemi NGD18N40CLBT4G is a logic-level N-channel IGBT in a DPAK package, designed for high-voltage and high-current switching. It features monolithic ESD and overvoltage clamped protection. Key electrical parameters include a collector-emitter voltage of 430 VDC, continuous collector current of 15 A at 25°C case temperature, and pulsed current capability of 50 A. The device dissipates up to 115 W with a thermal resistance of 1.3 °C/W junction-to-case. On-state saturation voltage is typically 2.0 V at 10 A and 4.5 V gate drive. Operating temperature range spans from -55°C to +175°C.
Verify the specific ordering suffix 'T4G' against the official datasheet to confirm tape and reel packaging and lead-free status. Ensure compatibility with the required PCB footprint for the DPAK (CASE 369C) package. Confirm that the component meets all necessary environmental regulations for the intended deployment region before finalizing procurement orders.
Select this component when designing circuits requiring robust inductive load switching with integrated protection. The low saturation voltage aids efficiency, while the high UIS energy rating supports harsh automotive environments. Verify that the logic-level gate drive requirements align with the control microprocessor output voltages to ensure reliable turn-on characteristics under varying temperature conditions.
This part belongs to the NGD18N40CLB series of ignition IGBTs manufactured by onsemi. It utilizes PowerMESH technology optimized for coil driving. The device is housed in a DPAK package, offering a smaller footprint compared to through-hole alternatives. It is specifically engineered to handle the high voltage spikes and current demands typical of automotive ignition and fuel injection systems.
STGB20NB41LZT4 is listed as a similar alternative part number.