Transponder Coils (for RFID)
www.fastrongroup.com
• All dimensions in mm
1812AFTC-401K-YY
1812AFTC-102K-YY
1812AFTC-242K-YY
1812AFTC-292K-YY
1812AFTC-342K-YY
1812AFTC-412K-YY
1812AFTC-492K-YY
1812AFTC-602K-YY
1812AFTC-722K-YY
1812AFTC-742K-YY
Part No
0.40
1.00
2.38
2.89
3.44
4.15
4.91
6.00
7.20
7.36
Inductance
L (mH)
125
125
125
125
125
125
125
125
125
125
f
L
(kHz)
10
10
10
10
10
10
10
10
10
10
Tol
± (%)
18
13
19
19
19
19
18
18
16
16
Q
typ
125
125
125
125
125
125
125
125
125
125
f
Q
(kHz)
1800
1300
650
620
600
600
560
530
470
470
SRF
min
(kHz)
12.4
48
75
80
90
120
155
170
250
250
DCR
max
(Ω)
7
18
40
40
45
54
65
81
103
103
Sensitivity
mV/µT
SPQ: Taped / Reel 600 [-01]
2200 [-04]
Remarks: - Unlisted inductance values available upon request.
- 2% and 5% tolerance available upon request.
Core Material: Ceramic & Ferrite
Revision date: 03 Sep 2020
3.05
5.28
3.01.14 1.14
Recommended layout
for solder pads
2.50
4.90 max
4.30
0.55
0.55
3.20
3.80 max
3.65 max
2.00 Ref 0.10~0.40
Epoxy
flat top
Typical Ls vs Frequency (ƒ)
0
2
4
6
8
10
12
14
1 10 100 1000
2.38 mH
3.44 mH
4.91 mH
7.36 mH
Inductance (mH)
Frequency (kHz)
Typical Q vs Frequency (ƒ)
0
3
6
9
12
15
18
21
24
27
30
1 10 100 1000
Q Factor
Frequency (kHz)
2.38 mH
3.44 mH
4.91 mH
7.36 mH
1812 AFTC
Transponder Coil
RoHS
Halogen Free
AEC-Q200
125
°C
Mechanical Shock
Vibration Proof