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Properties

Unit

Description

Type of Absorber -

NFC & WPC

Permeability
(at 13.56MHz)

u'

40 ≤

WPC Efficiency
(at 600mA, 0.3T)

%

70

Surface Resistance

Min. 1 × 10'

Hardness

Shore A Type

75 ± 5

Density

g/㎤

4 ± 0.3

Temperature

-30 ~ 80

Environment

Phthalate

mg/kg

Compliant

ROHS

mg/kg Compliant
Halogen Free

mg/kg

Compliant

Standard thickness

mm

0.08 ~ 40

Standard Size

mm * mm

Available for order selection

WC Coil + NFC FPCB Design

 ◆ WC Coil Specification.
WC Coil FPCB Spec.
FPCB Size (mm) 45 * 60 * 0.50 (mm)
Material 3oz 0.5mil, Au Gold Plate
Inductance(Ls) 11.x uH @ 100kHz
Resistance(DCR) 0.6 Ω ↓
Absorber Sheet Absorber Sheet, 0.30t
 ◆ NFC ANT Specification.
NFC Coil FPCB Spec.
FPCB Size (mm) 45 * 60 * 0.50 (mm)
Material 3oz 0.5mil, Au Plate
Inductance(Ls) 1.8x uH @ 100kHz
Resistance(DCR) 0.47 Ω ↓
Absorber Sheet Absorber Sheet, 0.30t
 ◆ Tx PAD (A10/A1) 효율 측정  ◆ NFC EMVco 2.0.1 Load Modulation
Load
(mA)
A10 Centered Efficiency
1st Sample 2nd Sample 3rd Sample 4th Sample
400

62.2%

62.2%

61.8%

64.1%

500

68.1%

68.3%

68.3%

70.6%

600

69.3%

69.6%

69.3%

71.5%

700

69.8%

69.5%

69.8%

71.9%

800

68.9%

69.4%

69.9%

71.9%

900

68.5%

68.9%

69.3%

71.2%

Test
Position

min Value

Vpp

Result

Type A

Type B

000

8.8 63.1 69.6 Pass
010 4.9 50.8 54.3 Pass
013 52.5 57.7 Pass
016 43.5 42.9 Pass
019 41 43 Pass
100 7.2 29.8 33.4 Pass
110 4.1 26.6 27.1 Pass
113 24.3 27.9 Pass
116 18.6 22 Pass
119 20.6 22.4 Pass
200 5.6 14.3 16 Pass
210 3.3 13.5 14.6 Pass
213 12.9 13.9 Pass
216 11.5 13 Pass
219 11.4 13 Pass
300 4 8.6 9.4 Pass
 
Load
(mA)
A1 Centered Efficiency
1st Sample 2nd Sample 3rd Sample 4th Sample
400

61.4%

60.4%

59.0%

62.2%

500

66.9%

66.9%

66.9%

69.1%

600

68.4%

67.8%

67.8%

70.6%

700

68.2%

67.4%

68.4%

71.1%

800

68.0%

68.0%

68.9%

71.1%

900

68.3%

67.3%

68.9%

70.8%