2025-06-21
The HPIA4020 series SMD power inductor sets new standards for compact, high-performance energy storage in modern electronics. Manufactured by Hongda Capacitors, this inductor combines precision engineering with robust materials to deliver optimal performance in demanding applications. Its model designation—e.g., HPIA4020-2R2M-LF—encodes key specifications:
|
Parameter |
Value |
|
Inductance (L) |
2.2μH ±20% (at 1MHz/1V) |
|
DC Resistance (DCR) |
Max. 0.048Ω, Typ. 0.040Ω |
|
Saturation Current (Isat) |
Typ. 7.6A, Max. 6.10A |
|
Rated Current (Irms) |
Typ. 5.00A, Max. 4.30A |
|
Operating Temperature |
-40°C to +125°C (including self-heating) |
|
Maximum Voltage |
DC 20V |
The 4.0×4.0×2.0mm form factor ensures space-saving integration, while the mixed alloy core material enhances magnetic permeability, minimizing energy loss.
Meets global environmental standards, ideal for eco-friendly device designs.

The HPIA4020 undergoes rigorous testing to ensure durability:
|
Test Item |
Conditions |
|
Solder ability |
255±5°C for 5±0.5s, 95% minimum solder coverage |
|
Thermal Shock |
-40°C to 125°C, 300 cycles, 15 minutes per temperature |
|
Humidity Resistance |
85°C/85% RH for 1000 hours, unpowered |
|
Vibration |
10-2000Hz, 1.5mm amplitude, 12 hours in X/Y/Z directions |
Perfect for:
Conclusion
The HPIA4020 SMD power inductors combine precision, durability, and efficiency, making it an indispensable component for modern electronic designs. For inquiries, contact emily@hongdacap.com.hk or visit www.hongdacap.com.hk.