Month: August 2025

Components
What are ESR and ESL in capacitors?

Is your high-speed interface failing eye-diagram tests, or is your power supply control loop showing strange oscillations? Before you blame the silicon, the answer might lie in the second-order effects of the most common component on your board: the capacitor.

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Circuit Design
Is a Watchdog Timer Needed for All MCUs?

Struggling with a product that mysteriously freezes in the field? A simple software bug can lock up your microcontroller, making your device unresponsive and frustrating customers. A watchdog timer is the essential hardware fail-safe that prevents this from happening.

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