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: 15
ProductPricingDatasheetFunctionTypeInductanceToleranceDC Resistance (DCR)Q @ FreqCurrent Rating (Amps)Current - Saturation (Isat)Frequency - Self ResonantOperating TemperatureSize / DimensionStock & Quantity
WTSC-6R3K-A11B
Signal Transformer
1
$7.5600
Datasheet
Transmitter1 Coil, 1 Layer6.3µH±10%40mOhm Max-6A10A--20°C ~ 85°C1.97" Dia x 0.12" H (50.0mm x 3.0mm)
1,042
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RFQ
WTSC-6R3K-A11
Signal Transformer
1
$8.0500
Datasheet
Transmitter1 Coil, 1 Layer6.3µH±10%40mOhm Max-6A10A--20°C ~ 85°C1.97" Dia x 0.14" H (50.0mm x 3.5mm)
5,611
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RFQ
WTSC-24R0K-A10
Signal Transformer
1
$10.9900
Datasheet
Transmitter1 Coil, 2 Layer24µH±10%85mOhm Max-6A10A--20°C ~ 85°C1.97" Dia x 0.16" H (50.0mm x 4.0mm)
6,224
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RFQ
WTM9R8K-A9
Signal Transformer
1
$14.5400
Datasheet
Transmitter3 Coil, 1 Layer9.8µH, 10.2µH, 9.8µH±10%60mOhm Max, 65mOhm Max-8A10A--20°C ~ 85°C3.98" L x 2.24" W x 0.16" H (101.0mm x 57.0mm x 4.0mm)
2,035
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RFQ
WTM12R5K-A28
Signal Transformer
1
$14.0000
Datasheet
Transmitter3 Coil, 1 Layer11.5µH, 12.5µH±10%65mOhm Max-7A10A--20°C ~ 85°C3.70" L x 2.13" W x 0.16" H (94.0mm x 54.0mm x 4.0mm)
8,554
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RFQ
WTM-12R5K-A6
Signal Transformer
1
$14.2000
Datasheet
Transmitter3 Coil, 1 Layer11.5µH, 12.5µH±10%65mOhm Max-7A10A--20°C ~ 85°C3.94" L x 2.17" W x 0.16" H (100.0mm x 55.0mm x 4.0mm)
9,927
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RFQ
WTSQ-6R3K-A11
Signal Transformer
1
$3.0833
Datasheet
Transmitter2 Coil, 1 Layer6.3µH±10%25mOhm Max-9A10A--20°C ~ 85°C2.09" L x 2.09" W x 0.21" H (53.0mm x 53.0mm x 5.3mm)
1,730
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RFQ
WTSC-10R0K-A3
Signal Transformer
1
$4.6720
Datasheet
Transmitter1 Coil, 2 Layer10µH±10%75mOhm Max-4A6A--20°C ~ 85°C1.38" Dia x 0.13" H (35.0mm x 3.3mm)
4,542
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RFQ
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
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
Cart +
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
Cart +
RFQ
WRSR-12R0K-13
Signal Transformer
1
$5.5400
Datasheet
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6,069
Cart +
RFQ
WRSR-16R7K-11
Signal Transformer
1
$5.5000
Datasheet
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6,558
Cart +
RFQ
WRSR-11R0K-16
Signal Transformer
1
$5.0000
Datasheet
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4,580
Cart +
RFQ