THROUGH HOLE MOUNTED RF Transformers 13

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Part	Manufacturer	Transformer Type	Mounting Feature	Manufacturer Series	Approvals (V)	Terminal Finish	No. of Winding (Primary)	Isolation Voltage	Insertion Loss	Inductance (Primary)	Packing Method	Output Current-1	No. of Winding (Secondary)	Dimensions	Maximum Operating Temperature	Application	Minimum Cutoff Frequency	Minimum Operating Temperature	Height	Width	Load Resistance	Additional Features	JESD-609 Code	Maximum Cutoff Frequency	Minimum Operating Frequency	Length	Turns Ratio (Np:Ns)	Maximum Operating Frequency
2-1-1D	Bourns	RF TRANSFORMER	THROUGH HOLE MOUNTED	RF2		Tin/Lead (Sn/Pb)			3 dB					L7.62XB6.85XH6.35 (mm)			.05 GHz		6.35 mm	6.85 mm		IMPEDANCE RATIO IS 1	e0	200 MHz		7.62 mm	1:1
TP-220	Synergy Microwave	RF TRANSFORMER	THROUGH HOLE MOUNTED						3 dB								.08 GHz					IMPEDANCE RATIO IS 1:3		340 MHz			1:1.73CT
P3801	Etal Group Ab	RF TRANSFORMER	THROUGH HOLE MOUNTED		IEC; CUL; UL				1.5 dB						70 Cel		.0002 GHz	0 Cel	12.7 mm	18 mm				.004 MHz		18 mm
PCT-27	Stancor Products	RF TRANSFORMER	THROUGH HOLE MOUNTED												105 Cel		.0003 GHz	-55 Cel	11.811 mm	7.874 mm		STANDARD: MIL-T-27		.1 MHz		10.414 mm	2:1:1
PCT-77	Stancor Products	RF TRANSFORMER	THROUGH HOLE MOUNTED												105 Cel		.0003 GHz		11.81 mm	7.874 mm				.1 MHz		10.414 mm	1:1
PCT-78	Stancor Products	RF TRANSFORMER	THROUGH HOLE MOUNTED												105 Cel		.0003 GHz	-55 Cel	11.811 mm	7.874 mm		STANDARD: MIL-T-27		.1 MHz		10.414 mm	1:1
WB2-1TL	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED			Matte Tin (Sn) - with Nickel (Ni) barrier			1 dB	38 uH	TUBE			L8.26XB7.24XH5.72 (mm)	85 Cel		.07 GHz	-40 Cel	5.72 mm	7.24 mm		IMPEDANCE RATIO IS 1 : 2	e3	400 MHz		8.26 mm
SWB2010-PCL	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED			Matte Tin (Sn) - with Nickel (Ni) barrier				780 uH	TUBE				85 Cel		.005 GHz	-40 Cel	5.72 mm	6.86 mm		IMPEADANCE RATIO: 1:1	e3	100 MHz		7.87 mm
WB2010-PCL	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED	WB2010		Matte Tin (Sn) - with Nickel (Ni) barrier	1	500 V		780 uH	TUBE	.25 A	1	L8.26XB7.24XH5.72 (mm)	85 Cel	ISOLATION	.005 GHz	-40 Cel	5.72 mm	7.24 mm	.32 ohm	IMPEDANCE RATIO IS 1 : 1	e3	100 MHz	5 KHz	8.26 mm		100000 KHz
SWB1010-PCL	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED			Matte Tin (Sn) - with Nickel (Ni) barrier				780 uH	TUBE				85 Cel		.005 GHz	-40 Cel	5.72 mm	6.86 mm		IMPEADANCE RATIO: 1:1	e3	100 MHz		7.87 mm
SWB1015-PCL	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED			Matte Tin (Sn) - with Nickel (Ni) barrier				80 uH	TUBE				85 Cel		.1 GHz	-40 Cel	5.72 mm	6.86 mm		IMPEADANCE RATIO: 1.5:1	e3	150 MHz		7.87 mm
WB1010-1-PCL	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED	WB1010		Matte Tin (Sn) - with Nickel (Ni) barrier				95 uH	TUBE			L8.26XB7.24XH5.72 (mm)	85 Cel		.04 GHz	-40 Cel	5.72 mm	7.24 mm		IMPEDANCE RATIO IS 1 : 1	e3	175 MHz		8.26 mm
WBT16-1L	Coilcraft	RF TRANSFORMER	THROUGH HOLE MOUNTED			Matte Tin (Sn) - with Nickel (Ni) barrier			.5 dB	25 uH	TUBE			L8.26XB7.24XH5.72 (mm)	85 Cel		.1 GHz	-40 Cel	5.72 mm	7.24 mm		IMPEDANCE RATIO IS 1 : 16	e3	100 MHz		8.26 mm

RF Transformers

RF transformers are a type of transformer used in radio frequency (RF) applications to match impedances and transform signal levels between different stages of a circuit. They are commonly used in RF amplifiers, filters, and mixers.

The primary function of an RF transformer is to match the impedance of the input and output stages of an RF circuit. Impedance matching is critical in RF applications to ensure maximum power transfer and signal integrity. RF transformers also help to transform the signal levels between stages of an RF circuit, such as between a high-impedance antenna and a low-impedance amplifier.

RF transformers are typically designed to operate at high frequencies, ranging from a few kHz to several GHz, depending on the specific application. They are also designed to handle high power levels and have low losses. The design of an RF transformer is usually optimized for a specific frequency range and bandwidth.

RF transformers are typically constructed with a magnetic core made of ferrite, powdered iron, or other high-permeability materials, and one or more coils wound around the core. The coils are usually made of copper wire with a thin insulating layer. The number of turns and the size of the wire are determined by the required impedance transformation and the frequency range of the circuit.