7447714820 is a WE-PD series shielded power inductor launched by Würth Elektronik. It adopts a non-standard surface-mount packaging of 10mm x 10mm x 5mm. This component is specifically designed for power management applications such as DC-DC converters and has high storage capacity and high current load capacity.
Key parameters: Inductance 82µH, accuracy ±20%. Rated current 1.6A, saturation current 1.9A. Maximum DC resistance (DCR) 176mΩ. Self-resonant frequency 6.6MHz. Operating temperature range -40°C to +125°C.
Features ：
• Product Type: Power Inductor, Wirewound Type, Drum Core Type
• Inductance: 82 µH ± 20%
• Rated current (Irms): 1.6A
• Saturation current (Isat): 1.9A
• Direct Current Resistance (DCR): Maximum 176 mΩ
• Core material: Ferrite
• Shielding type: Shielded, reduces electromagnetic interference (EMI)
• Self-resonant frequency (SRF): 6.6 MHz
• Test frequency: 100 kHz
• Vehicle-grade certification: Compliant with AEC-Q200 standards
• Operating temperature range: -40°C to +125°C
• Compact packaging: SMD, non-standard, size 10.00mm × 10.00mm × 5.00mm
• MSL level: Level-1 (Unlimited, unlimited workshop lifespan)
• Environmental compliance: Compliant with RoHS 3 standards
Application：
• DC-DC converter: Output filtering for buck (step-down) and boost (step-up) converters
• Switch regulator: Low operating voltage and high efficiency (>86%) switch regulator
• Integrated power management: Various power management modules
• Graphics card: GPU power supply circuit
• Industrial and commercial equipment: Industrial control and commercial equipment that require stable power supply
