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SMD Power Inductors    CER7042B

Features

  • Cost competitive shielded type inductor
  • SMD magnetic shielded type of power inductor
  • Suitable for power supply choke coil
  • Construction for high current
  • Operating temperature:-40℃~+125℃(The self-heating is included)

Applications

  • AudioVisual
  • TV and Monitor, Mini System, AV Amplifier, for Professionals, Camera, Recorder
  • Computer & Peripheral Device
  • Computer, Printer(MFP), Industorial Machines
  • Home Electronics
  • LED Lights
  • Others
  • Power Supply, FA, Medical, Energy, Transceivers

Electrical Characteristics

Part Number Inductance(µH) DCR(Ω) ±30% DC Saturation Allowable Current (A) Temperature Rise Allowable Current (A)
CER7042B-1R2N 1.2 ± 30% 0.008 6.65 7
CER7042B-1R8N 1.8 ± 30% 0.009 5.7 6.2
CER7042B-2R2N 2.2 ± 30% 0.011 5.1 5.75
CER7042B-3R0N 3 ± 30% 0.012 4.4 5.6
CER7042B-3R6N 3.6 ± 30% 0.014 3.9 5.2
CER7042B-4R3N 4.3 ± 30% 0.015 3.55 4.7
CER7042B-5R1N 5.1 ± 30% 0.019 3.25 4.25
CER7042B-6R2N 6.2 ± 30% 0.022 3 4.1
CER7042B-7R5N 7.5 ± 30% 0.025 2.7 3.8
CER7042B-8R2N 8.2 ± 30% 0.032 2.55 3.3
CER7042B-100M 10 ± 20% 0.036 2.35 3.2
CER7042B-120M 12 ± 20% 0.045 2.15 2.75
CER7042B-150M 15 ± 20% 0.051 1.95 2.55
CER7042B-180M 18 ± 20% 0.064 1.75 2.25
CER7042B-220M 22 ± 20% 0.079 1.6 2.05
CER7042B-270M 27 ± 20% 0.084 1.4 1.9
CER7042B-330M 33 ± 20% 0.11 1.3 1.7
CER7042B-390M 39 ± 20% 0.13 1.2 1.55
CER7042B-470M 47 ± 20% 0.15 1.1 1.4
CER7042B-560M 56 ± 20% 0.18 1 1.3
CER7042B-680M 68 ± 20% 0.22 0.9 1.15
CER7042B-820M 82 ± 20% 0.27 0.84 1.05
CER7042B-101M 100 ± 20% 0.33 0.76 0.92
CER7042B-121M 120 ± 20% 0.4 0.66 0.85
CER7042B-151M 150 ± 20% 0.49 0.62 0.76
CER7042B-181M 180 ± 20% 0.6 0.56 0.7
CER7042B-221M 220 ± 20% 0.67 0.52 0.64
CER7042B-271M 270 ± 20% 0.83 0.45 0.57
CER7042B-331M 330 ± 20% 1.05 0.41 0.5
CER7042B-391M 390 ± 20% 1.35 0.38 0.44
CER7042B-471M 470 ± 20% 1.49 0.35 0.42
CER7042B-561M 560 ± 20% 1.86 0.31 0.38
CER7042B-681M 680 ± 20% 2.12 0.29 0.34
CER7042B-821M 820 ± 20% 2.67 0.26 0.3
CER7042B-102M 1000 ± 20% 2.98 0.24 0.28
  • Inductance Measuring Condition:100kHz,1V
  • DC saturation allowable current:The current value which inductance decrease 30% from the initial value
  • Temperature rise allowable current:The rise in temperature of core surface is 40℃

Current characteristic graph

Characteristics of DC Superposition
Characteristics of Temperature Rise

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