Automotive IGBT Gate Resistor | High-End MELF SMD Resistors Manufacturer - FIRSTOHM

The gate resistors (Rg) control IGBT switching ON/OFF The gate resistors can decide the IGBT switching time and losses, EMI, dv/dt, di/dt…, It has to be selected and optimized very carefully by the individual application parameters. The gate resistors must meet certain performance requirements and have certain features in order to withstand the substantial load that occurs in the application. FIRSTOHM Automotive IGBT Gate Resistor Introduction. More than 50 years of resistor manufacture experience. FIRSTOHM is one of the few companies who is able to design thin-film resistors according to customer's requirements with high quality and reliability. We’re specialized in MELF resistors since 1969, ISO9001/14001 certificated manufacturer.

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Automotive IGBT Gate Resistor

Gate resistor of IGBT driver on Electric Vehicle

Gate resistor of IGBT driver on Electric Vehicle

Automotive IGBT Gate Resistor

The gate resistors (Rg) control IGBT switching ON/OFF

The gate resistors can decide the IGBT switching time and losses, EMI, dv/dt, di/dt…, It has to be selected and optimized very carefully by the individual application parameters.
The gate resistors must meet certain performance requirements and have certain features in order to withstand the substantial load that occurs in the application.


Circuit of IGBT Gate Resisto

The following shows the main key features of a gate resistor as the best suitable resistor.

KEY Features of SFP(V) :
✓ AEC-Q200 Compliant.
✓ Low temperature coefficient and tolerances.
✓ Excellent stability in different environmental conditions.
✓ Superior power handling & surge proof.
✓ Lead (Pb)-free and RoHS-compliant.
General Specification
TypePower Rating (at 70℃)Maximum Working VoltageMaximum Overload VoltageMinimum ResistanceMaximum ResistanceResistance Tolerance
MM204V1/4W200V400V0.47Ω10MΩ±1%~±5%
MM52V1/2W300V500V0.47Ω10MΩ±1%~±5%
SFP204V0.4W200V400V0.22Ω1MΩ±1%~±5%
SFP101V1W350V700V0.5Ω1MΩ±1%~±5%
SFP201V2W400V800V0.5Ω1MΩ±1%~±5%
SFP301V3W400V800V0.5Ω1MΩ±1%~±5%
Files Download
Vehicle Grade Metal Film MELF Resistor
Vehicle Grade Metal Film MELF Resistor

AEC-Q200 qualified and sulfur resistant, MM(V) is excellent in heat dissipation than chip resistor and stronger mechanical structure to endure vibration...

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Vehicle Grade Stabilized Film Power MELF Resistor
Vehicle Grade Stabilized Film Power MELF Resistor

AEC-Q200 certificated. The specification is disigned by tight tolerance and excellent stability after long term usage.

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High-End MELF SMD Resistors Manufacturer - FIRSTOHM

Located in Taiwan since 1969, First resistor & condenser Co. Ltd. is a MELF type resistor manufacturer. ISO9001/14001 certificated, award winning and patented design thin-film resistors, including anti-surge resistor, precision resistor, stability resistor, high voltage resistor, current sense resistor, automotive grade resistor, high power resistor, circuit protection resistor, fusible resistor and so forth.

FIRSTOHM's resistors are being widely used in industry applications, such as power supply, telecom, meter, medical, automotive and lighting. The strong R&D has allowed FIRSTOHM to develop new technology and obtain hundreds of patents, as well as develop specialty resistors, such as high voltage resistor, short circuit protection resistor, dual power resistor, high humidity resistor, etc.

FIRSTOHM has been offering customers high quality MELF resistors since 1969, both with advanced technology and 50 years of experience, FIRSTOHM ensures each customer's demands are met.