Wireless Charging Coils
Wireless charging coils generate an alternating electromagnetic field used to inductively transfer energy to other coils positioned parallel and in close proximity. The energy is used to charge batteries or run the device receiving the energy.  The coils may be designed as receivers, transmitters or dual purpose having single or multiple coils and multiple layers of windings. They are rated by their inductance, self resonant frequency, saturation current and Q factor at a given frequency.
Product List
Total Components: 274
ProductPricingDatasheetFunctionTypeInductanceToleranceDC Resistance (DCR)Q @ FreqCurrent Rating (Amps)Current - Saturation (Isat)Frequency - Self ResonantOperating TemperatureSize / DimensionStock & Quantity
WTSQ-10R0K-MP-A5
Signal Transformer
1
$6.6268
Datasheet
Transmitter1 Coil, 2 Layer10µH±10%48mOhm Max-7A10A--20°C ~ 85°C2.09" L x 2.09" W x 0.21" H (53.0mm x 53.0mm x 5.3mm)
4,333
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RFQ
AWCCA-TX1005545-F002
Abracon
1
$6.8293
Datasheet
Transmitter3 Coil, 1 Layer12.5µH, 11.5µH, 12.5µH±10%75mOhm90 @ 100kHz----25°C ~ 85°C3.94" L x 2.17" W x 0.18" H (100.0mm x 55.0mm x 4.5mm)
5,310
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RFQ
AWCCA-53N53H50-C02-B
Abracon
1
$8.3000
Datasheet
Receiver, Transmitter1 Coil, 1 Layer6.3µH±10%19mOhm66 @ 100kHz11A40A6.4MHz-25°C ~ 85°C2.08" L x 2.08" W x 0.19" H (53.0mm x 53.0mm x 5.0mm)
3,552
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RFQ
AWCCA-50N50H40-C01-B
Abracon
1
$8.9600
Datasheet
Receiver, Transmitter1 Coil, 1 Layer24µH±10%72mOhm165 @ 100kHz5.7A27A2.9MHz-25°C ~ 85°C1.96" L x 1.96" W x 0.15" H (50.0mm x 50.0mm x 4.0mm)
9,829
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RFQ
WTM-7R1K-A28
Signal Transformer
1
$10.2600
Datasheet
Transmitter2 Coil, 1 Layer7.1µH±10%45mOhm Max-7A10A--20°C ~ 85°C3.70" L x 2.05" W x 0.16" H (94.0mm x 52.0mm x 4.0mm)
1,489
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RFQ
WTM-7R3K-S7
Signal Transformer
1
$10.9654
Datasheet
Transmitter2 Coil, 1 Layer7.3µH±10%50mOhm Max-7A12A--20°C ~ 85°C3.94" L x 2.17" W x 0.16" H (100.0mm x 55.0mm x 4.0mm)
3,958
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RFQ
WTM-7R0K-A28
Signal Transformer
1
$10.9654
Datasheet
Transmitter3 Coil, 1 Layer6.5µH, 7µH±10%45mOhm Max-7A12A--20°C ~ 85°C3.70" L x 2.05" W x 0.16" H (94.0mm x 52.0mm x 4.0mm)
5,323
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RFQ
1461790001
Molex
1
$11.1400
Datasheet
Receiver1 Coil, 1 Layer17.3µH±2%450mOhm-----1.69" L x 1.97" W x 0.02" H (43.0mm x 50.0mm x 0.5mm)
4,740
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RFQ
WT1005690-11F2-M9-G
TDK Corporation
1
$11.2555
Datasheet
-----------
6,735
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RFQ
WT-1005660-12K2-A6-G
TDK Corporation
1
$15.9600
Datasheet
Transmitter3 Coil, 1 Layer12.5µH, 11.5µH, 12.5µH±10%80mOhm Max70 @ 100kHz----30°C ~ 70°C3.94" L x 2.20" W x 0.11" H (100.0mm x 56.0mm x 2.8mm)
9,453
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RFQ
CTTX504424SF-6R3K
Central Technologies
1
$3.0000
Datasheet
Transmitter1 Coil, 1 Layer, Bifilar6.3µH±10%45mOhm-5A---40°C ~ 85°C1.97" L x 1.97" W x 0.12" H (50.0mm x 50.0mm x 3.0mm)
8,063
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RFQ
CTTX505024SF-6R3K
Central Technologies
1
$3.1900
Datasheet
Transmitter1 Coil, 1 Layer, Bifilar6.3µH±10%45mOhm-5A---40°C ~ 85°C1.97" L x 1.97" W x 0.12" H (50.0mm x 50.0mm x 3.0mm)
1,956
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RFQ
CTRX324517SF-140K
Central Technologies
Datasheet
Receiver1 Coil, 1 Layer14µH±10%355mOhm-1.2A---40°C ~ 85°C1.77" L x 1.26" W x 0.07" H (45.0mm x 32.0mm x 1.7mm)
2,591
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RFQ
CTRX324815BF-120K
Central Technologies
1
$4.0700
Datasheet
Receiver1 Coil, 1 Layer12µH±10%200mOhm-3A---40°C ~ 85°C1.89" L x 1.26" W x 0.06" H (48.0mm x 32.0mm x 1.6mm)
6,086
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RFQ
CTTX504335BF-6R3K
Central Technologies
1
$4.6200
Datasheet
Transmitter1 Coil, 2 Layer, Bifilar6.3µH±10%25mOhm-10A---40°C ~ 85°C1.97" L x 1.97" W x 0.16" H (50.0mm x 50.0mm x 4.0mm)
3,658
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RFQ
CTTX505035BF-6R3K
Central Technologies
1
$4.6500
Datasheet
Transmitter1 Coil, 2 Layer, Bifilar6.3µH±10%25mOhm-10A---40°C ~ 85°C1.97" L x 1.97" W x 0.16" H (50.0mm x 50.0mm x 4.0mm)
8,034
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RFQ
CTRX103010BF-12R8K
Central Technologies
1
$4.9300
Datasheet
Receiver1 Coil, 2 Layer12.8µH±10%780mOhm Max-800mA---40°C ~ 85°C1.18" L x 0.39" W x 0.04" H (30.0mm x 10.0mm x 1.0mm)
1,197
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RFQ
QPR-882Q
QST
1
$10.8000
Datasheet
Receiver1 Coil, 1 Layer11µH±10%170mOhm20 @ 100kHz----1.89" L x 1.38" W x 0.04" H (48.0mm x 35.0mm x 1.1mm)
7,884
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RFQ
CTTX1065360SF-12R5K
Central Technologies
1
$13.0300
Datasheet
Transmitter3 Coil, 1 Layer, Bifilar12.5µH, 11.5µH, 12.5µH±10%80mOhm-6.5A---40°C ~ 85°C4.17" L x 2.09" W x 0.24" H (106.0mm x 53.0mm x 6.0mm)
7,828
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RFQ
2114
Adafruit
1
$24.9500
Datasheet
Receiver-----600mA----
5,489
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RFQ