A MOSFET is not selected on the on-resistance in the summary line; it is selected on that resistance hot, on the avalanche energy it can absorb, and on the derating curve that connects the two. A real 600 V part shows why: 0.395 Ω typical and 0.450 Ω maximum at 25 °C, but a continuous drain current of 9 A … Read more
Silicon carbide changes the loss equation in one specific place, and that is where a buyer should look first. A 650 V, 10 A SiC Schottky diode is specified with no reverse recovery charge across the application current range, switching behaviour that does not move with temperature, a 175 °C junction limit and a high forward surge capability … Read more
Finding a Good-Ark semiconductor part is the start of a sourcing decision. The useful next step is to establish which exact ordering code, datasheet revision and supply channel apply, then confirm that the device meets the circuit’s electrical and mechanical requirements. This guide turns that work into an approval record a designer, buyer and receiving … Read more
Selecting a Schottky barrier rectifier is a leakage-and-thermal decision, not a forward-voltage shopping exercise. Two parts from one vendor make the point: a 30 V, 1 A rectifier with a 0.26 V typical forward drop, and a 100 V, dual 10 A rectifier with a 0.59 V typical drop — and the second one is chosen not because it is faster, … Read more
A general purpose PNP transistor is a bipolar junction transistor used for switching and amplification, especially on the high side of a circuit. It turns on when the base is driven lower than the emitter, allowing current to flow from emitter to collector. Designers choose it for simple control, compact layouts, and reliable performance in … Read more
A pre-biased transistor is a bipolar transistor with built-in resistors that simplify switching circuits. It reduces external parts, saves PCB space, and lowers assembly cost while making design more consistent. Engineers use it in level shifting, inverting, and load-driving applications where fast, compact, reliable switching matters. Last updated: October 16, 2026 What Is a Pre-Biased … Read more
A digital switching transistor hides its bias resistors inside the package. What the 7-13 kOhm tolerance means, and when a plain BJT is the better choice.
A SOT-23 bipolar transistor fixes footprint, pinout, thermal path and marking. How the outline sets usable current, and when to move to a smaller package.
A general-purpose NPN transistor is a ratings envelope: 40 V, 200 mA, gain 100-300. How to size the base resistor, and when a MOSFET is the better answer.
A small-signal Schottky diode trades leakage for a 410 mV forward drop. What three real parts specify, and the calculation that decides whether it fits.
SOT-23 is a package, not a specification: the same 100 V, 4 ns switching silicon ships in six outlines. What the outline decides, and what it does not.
An SMD Zener regulator is rated by its pad: 350 mW standard footprint against 590 mW with 1 cm2 of cathode copper. How the layout sets the budget.
Send the topology, current and voltage class. Good-Ark sales and application engineering will confirm the closest device, package and qualification status.