Product details

SEPIC/ZETA Transformers    SQR1257C AEC-Q200 2 in 1
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SQR1257C
Shape
Recommended Land pattern
Catalog
General specification
Taping information
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Features

  • Small size and high efficiency are realized with the 2 in 1 structure, developed specifically for the SEPIC and ZETA converter.
  • Magnetically shielded structure, high current.
  • Four terminals structure for resisting to mechanical shock and vibration.
  • AEC-Q200 compliant spec available upon request
  • Operating temperature:-40℃~+125℃(The self-heating is included)

Applications

  • AudioVisual
  • Camera

  • Automotive
  • Car Autio, Car Navigation, ECU, LED Head lights

  • Others
  • Power Supply, FA

Electrical Characteristics

Part Number Inductance
(µH)
DCR (Ω) ±30% DC Saturation
Allowable Current (A)
Temperature Rise
Allowable Current (A)
④-③ ②-① One winding Series connection
SQR1257C-1R2N 1.2 ± 30% 0.008 0.009 15.4 5.4 3.8
SQR1257C-2R0N 2 ± 30% 0.01 0.011 12.1 4.9 3.5
SQR1257C-2R7N 2.7 ± 30% 0.012 0.014 10 4.4 3.2
SQR1257C-3R9N 3.9 ± 30% 0.016 0.019 8.55 3.9 2.75
SQR1257C-5R1N 5.1 ± 30% 0.02 0.023 7.5 3.35 2.5
SQR1257C-6R2N 6.2 ± 30% 0.023 0.027 6.6 3.1 2.4
SQR1257C-8R2N 8.2 ± 30% 0.029 0.035 5.8 2.75 2
SQR1257C-100M 10 ± 20% 0.036 0.042 5.35 2.55 1.8
SQR1257C-120M 12 ± 20% 0.046 0.054 4.95 2.2 1.6
SQR1257C-150M 15 ± 20% 0.054 0.064 4.15 2 1.45
SQR1257C-180M 18 ± 20% 0.065 0.077 3.75 1.8 1.35
SQR1257C-220M 22 ± 20% 0.085 0.1 3.4 1.6 1.2
SQR1257C-270M 27 ± 20% 0.09 0.11 3.25 1.5 1.1
SQR1257C-330M 33 ± 20% 0.12 0.14 2.8 1.4 1.05
SQR1257C-390M 39 ± 20% 0.14 0.16 2.6 1.25 0.91
SQR1257C-470M 47 ± 20% 0.16 0.19 2.35 1.15 0.83
SQR1257C-560M 56 ± 20% 0.19 0.23 2.2 1.05 0.77
SQR1257C-680M 68 ± 20% 0.24 0.28 1.9 0.92 0.69
SQR1257C-820M 82 ± 20% 0.27 0.33 1.8 0.85 0.64
SQR1257C-101M 100 ± 20% 0.34 0.41 1.55 0.75 0.55
SQR1257C-121M 120 ± 20% 0.42 0.51 1.45 0.68 0.51
SQR1257C-151M 150 ± 20% 0.52 0.63 1.35 0.61 0.46
SQR1257C-181M 180 ± 20% 0.65 0.79 1.25 0.54 0.42
SQR1257C-221M 220 ± 20% 0.84 1.01 1.05 0.47 0.36
SQR1257C-271M 270 ± 20% 1 1.2 1 0.43 0.33
SQR1257C-331M 330 ± 20% 1.1 1.35 0.9 0.4 0.3

Graph of Characteristics

Characteristics of DC Resistance
Characteristics of Temperature rise