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Choosing the Right Tool for the Job
Not every project needs Wi-Fi, Bluetooth, Linux, or multicore processing.
Many successful embedded products rely on straightforward microcontrollers performing a limited set of tasks reliably for years.
Selecting hardware based on actual requirements rather than maximum specifications often results in better products.
Read more:
https://jlcpcb.com/blog/esp32-vs-arduino
The IC Is Only Half the Story
When selecting a component, engineers often focus on specifications such as processing power, memory, or current rating. However, the package itself can significantly impact thermal performance, manufacturability, PCB size, and production cost.
A Chip Scale Package (CSP) can dramatically reduce board space, while larger packages may provide better heat dissipation and easier assembly.
Understanding package technologies is becoming increasingly important as electronic products continue to shrink.
Read more:
https://jlcpcb.com/blog/chip-scale-package-explained
Although all diodes allow current to flow primarily in one direction, different diode types are optimized for specific applications.
Rectifier diodes are widely used in power supplies. Schottky diodes provide faster switching and lower voltage drop. Zener diodes regulate voltage, while TVS diodes protect circuits against transient voltage spikes.
Choosing the appropriate diode can improve efficiency, reliability, and protection performance. Selecting the wrong one can lead to excessive heat generation or circuit failure.
Explore the complete guide:
https://jlcpcb.com/blog/diode-type-guide
Diode Types Chart (Quick Comparison)
| Diode Type | Speed | Forward Voltage (Vf) | Max Reverse Voltage | Reverse Recovery (trr) | Primary Use | Typical Package |
|---|---|---|---|---|---|---|
| Rectifier | Slow | 0.7-1.1V | Up to 1000V | 1-10µs | AC-DC conversion | DO-41 / SMA |
| Schottky | Very fast | 0.15-0.45V | 20-200V | ~0 (majority carrier) | SMPS, low-loss rectification | SMA / SMB |
| Zener | Medium | Fixed breakdown | Defined Vz | ~100ns | Voltage regulation, clamping | SOD-123 / DO-35 |
| TVS | Sub-nanosecond | Clamping Vc | Surge-rated | Picoseconds | ESD/transient protection | SMAJ / SMBJ |
| LED | Medium | 1.2-3.5V (color-dependent) | 5-50V | N/A | Lighting, indication | 0603 / 5050 |
| Photodiode | Fast | N/A (reverse biased) | 20-100V | 1-10ns | Optical sensing | TO-18 / 1206 |
| Fast Recovery | Fast | 0.8-1.2V | 100-1200V | 25-500ns | High-frequency rectification | DO-41 / TO-220 |
| Laser Diode | N/A | 1.5-3.0V | Low (5-20V) | N/A | Optical communication, LiDAR | TO-56 |
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Learn more🔗 https://jlc3dp.com/help/article/9000he-resin
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Whether you are an engineer, designer, or hobbyist, JLC3DP simplifies your production process. We bridge the gap between your CAD files and physical reality using world-class additive manufacturing technologies.
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