How to Select an SMD Resistor: 7 RFQ Checks

September. 10, 2026

Select an SMD resistor by accuracy, continuous power, pulse waveform, voltage, package, PCB thermal conditions and qualification.

How to Select a Photoresistor: 6 RFQ Checks

September. 10, 2026

Select a photoresistor by light resistance, dark timing, gamma, spectrum, response, electrical limits and mechanical light path.

How to Select an MOV Varistor: 7 RFQ Checks

September. 09, 2026

Select an MOV varistor by MCOV, clamping voltage, surge waveform, pulse count, temperature, layout and mechanical fit before sampling.

CBB60 Motor Run Capacitor Replacement: 6 Checks

September. 08, 2026

Replace a CBB60 motor run capacitor by checking capacitance, tolerance, rated voltage, frequency, continuous-duty requirements, environment and mechanical fit. Use the motor nameplate and complete old-capacitor label, then validate the first sample on the real motor.

Cement Resistor Selection: 6 Pulse and Thermal Checks

September. 07, 2026

Select cement resistors by resistance, continuous power, pulse energy, repetition rate, temperature and required failure behavior—not wattage alone.

IGBT Snubber Capacitor Selection: 6 RFQ Checks

September. 07, 2026

Select an IGBT snubber capacitor by voltage waveform, capacitance, pulse duty, ESL, temperature and mechanical fit—not capacitance alone.

NTC Inrush Current Limiter Selection: 6 RFQ Checks

September. 01, 2026

A buyer-focused guide to selecting an NTC inrush current limiter by real start-up duty, input capacitance, current, recovery time, thermal conditions and mechanical fit.

Aluminum Housed Resistor Mounting: 6 Thermal Checks

August. 26, 2026

A buyer-focused guide to verifying the thermal path, mounting surface, interface material, heatsink, orientation, temperature limits and sample tests for aluminum housed resistors.

DC-Link Capacitor Retrofit: 7 Mounting Checks

August. 24, 2026

A buyer-focused retrofit guide for matching cylindrical DC-link capacitors by electrical duty, case envelope, terminals, mounting, busbar alignment, torque and first-article validation.

How to Size a DC-Link Precharge Resistor: 5 Checks

August. 21, 2026

A practical guide to sizing a DC-link precharge resistor by bus voltage, capacitance, charge time, initial current, pulse energy, repetition rate and thermal limits.