3DC1515
SMD 3D Coil 17.5x15.5x3.8 mm MAX (2.47 mH – 10mH)
3-Axes Transponder Inductor (3DCoils)
Characteristics
- This 3D coil, RFID innovate component, highlights for its high sensitivity, low
pro le and small size.
- Ensures optimal eld sensing regardless position.
- Best choice for Keyless Entry Systems.
- High drop test resistance (up to 500 times 1m) due to a maximized pin area.
- High stability in temperature (-40ºC to +85ºC).
- Isotropic version available.
- With cover cap or labeled.
- Designed for 125 kHz and 134 kHz.
Dimensions and recommended pad layout
Main applications
Automotive.
- Pasive keyless entry and Keyless
Go systems.
- TPMS with wake up functions.
Industrial.
- Access control.
- Tracking devices.
All dimensions in mm
Tolerances unless otherwise speci ed: ±0.20mm
Pins coplanarity 0.15mm
Electrical speci cations
P/N
3DC15-0247J
3DC15-0258J
3DC15-0345J
3DC15-0405J
3DC15-0477J
3DC15-0491J
3DC15-0720J
3DC15-1000J
L x,y,z
Cres (pF)
(mH)
2.47
2.58
3.45
4.05
4.77
4.91
7.20
10.00
656
628
470
400
340
330
225
162
Qx,y
SRFx,y SRFz(KHz) RDC max
RDC
Sensitivity x,y,z
typ (KHz) min
min
x,y (Ω) max z(Ω) (mVpp/App/m)
>23
>23
>27
>27
>28
>27
>30
>25
>500
>500
>450
>400
>380
>350
>330
>250
>1000
>800
>800
>800
>800
>750
>700
>550
75
75
85
98
100
105
120
165
75
75
100
98
136
140
172
258
>55
>57
>67
>72
>85
>85
>95
>105
This chart is a reference guide for the most common required values at working frequency of 125 kHz. Any other inductance value
at LF or tighter tolerances can be provided. Also can be supplied different inductance values in the different winding axis. Please
contact our sales department for any inquiry.
L and Q factor measured at 125 kHz, 1 Vac.
Sensitivity measured with Helmholtz coils H=1.27 App/m @125 kHz. Contact us for measurement speci cation.
SRF: Self Resonant Frequency of the coil.
40
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