サガミエレク株式会社

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SMD Inductors for Class D    DER7052

Features

  • Suitable for TV as small size inductor for Class-D amplifire
  • Ideal for flat TVs(LCD), home audio device, and a variety of electronic device
  • Low radiation nose by magnetically shielded construction
  • Realized high current, low registance and high quality sound
  • AEC-Q200 compliant spec available upon request

Applications

  • AudioVisual
  • TV and Monitor, Mini System, AV Amplifier, for Professionals

  • Automotive
  • Car Audio, Car Navigation

  • Home Electronics
  • Games

  • Others
  • Power Supply

Electrical Characteristics

Part Number Inductance(µH) DCR (mΩ) DC Saturation Allowable Current (A) Temperature Rise Allowable Current (A)
Max Typical
DER7052-7R5N 7.5 ± 30% 33 25 3.4 3
DER7052-100M 10 ± 20% 48 37 3.2 2.4
DER7052-120M 12 ± 20% 54 42 2.9 2.2
DER7052-150M 15 ± 20% 75 57 2.5 1.8
DER7052-220M 22 ± 20% 130 100 2.1 1.4
  • Inductance Measuring Condition:100kHz,1V
  • DC saturation allowable current:The current value which inductance decrease within 25% from the initial value
  • Temperatue rise allowable current:The rise in temperature of core surface is within 40℃

Graph of Characteristics

Characteristics of DC Superposition

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