SURFACE MOUNT RF Transformers 21

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Part	Manufacturer	Transformer Type	Mounting Feature	Manufacturer Series	Approvals (V)	Terminal Finish	Impedance (Primary)	Power Rating	Impedance (Secondary)	No. of Winding (Primary)	Insertion Loss	Inductance (Primary)	Packing Method	Output Current-1	No. of Winding (Secondary)	Sub-Category	Dimensions	Maximum Operating Temperature	Application	Minimum Cutoff Frequency	Minimum Operating Temperature	Height	Width	Additional Features	JESD-609 Code	Maximum Cutoff Frequency	Minimum Operating Frequency	Length	Turns Ratio (Np:Ns)	Maximum Operating Frequency
C2268FNL	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT									7.5 uH					L12.65XB8.89XH5.08 (mm)	70 Cel			0 Cel	5.08 mm	8.89 mm					12.65 mm	1:1
CX2032	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT	CX2032							.6 dB		TUBE				9.14mm X 6.73mm X 2.49mm	85 Cel			-40 Cel	2.49 mm	6.73 mm	IMPEDANCE RATIO IS 1:4CT				9.14 mm	1:2CT
MABA-010125-TC1113	M/a-com Technology Solutions	RF TRANSFORMER	SURFACE MOUNT					.25 W		1	2.8 dB		TAPE & REEL	.05 A	1	Other Transformers	L3.81XB3.81XH2.8 (mm)	85 Cel	SIGNAL	4.5 GHz	-40 Cel	2.8 mm	3.81 mm	BREADTH DIM. INCLUDES TERMINALS ALSO; IMPEDANCE RATIO IS 1:1		3000 MHz	4500 KHz	3.81 mm	1:1	3000000 KHz
PA0907NL	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT									660 uH	TRAY				L29.46XB25.4XH10.2 (mm)	125 Cel		.2 GHz	-40 Cel	10.2 mm	25.4 mm			.7 MHz		29.46 mm
PA0909NL	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT									860 uH	TRAY				L29.46XB25.4XH10.2 (mm)	125 Cel		.2 GHz	-40 Cel	10.2 mm	25.4 mm			.7 MHz		29.46 mm
CX2078NL	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT								.6 dB		TRAY				L4.3XB2.69XH3.0 (mm)	85 Cel		5 GHz	-40 Cel	3 mm	2.69 mm	HEIGHT DIMENSION INCLUDES TERMINAL ALSO, IMPEDANCE RATIO IS 1:1		500 MHz		4.3 mm	1:1
MABA-008509-CT69TB	M/a-com Technology Solutions	RF TRANSFORMER	SURFACE MOUNT	MABA-008509-CT69TB							1.5 dB						L6.02XB2.64XH4.54 (mm)	85 Cel		50 GHz	-40 Cel	4.54 mm	2.64 mm	HEIGHT DIMENSION INCLUDES TERMINALS ALSO; IMPEDANCE RATIO IS 1:1		1200 MHz		6.02 mm
LDB182G5010G-120	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT			Tin (Sn)	50 OHMS		100 OHMS		1.2 dB		TAPE & REEL			Other Transformers	L1.6XB0.8XH0.6 (mm)	85 Cel	SIGNAL	2300 GHz	-40 Cel	.6 mm	.8 mm		e3	2700 MHz	2300000 KHz	1.6 mm		2700000 KHz
HHM1520	TDK	RF TRANSFORMER	SURFACE MOUNT				50 OHMS		100 OHMS		1 dB		REEL			Other Transformers	L2.0XB1.25XH0.95 (mm)	85 Cel	MATCHING	2400 GHz	-40 Cel	.95 mm	1.25 mm			2500 MHz	2400000 KHz	2 mm		2500000 KHz
LDB212G4005C-001	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT			Tin (Sn)					.9 dB						L2.0XB1.25XH0.95 (mm)	85 Cel		2300 GHz	-40 Cel	.95 mm	1.25 mm		e3	2500 MHz		2 mm
LDB212G4010C-001	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT			Tin (Sn)					1 dB						L2.0XB1.25XH0.95 (mm)	85 Cel		2300 GHz	-40 Cel	.95 mm	1.25 mm		e3	2500 MHz		2 mm
LDB212G4020C-001	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT			Tin (Sn)	50 OHMS		100 OHMS		1.05 dB		TAPE & REEL			Other Transformers	L2.0XB1.25XH0.95 (mm)	85 Cel	SIGNAL	2300 GHz	-40 Cel	.95 mm	1.25 mm		e3	2500 MHz	2300000 KHz	2 mm		2500000 KHz
LDB21924M05C-001	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT			Tin (Sn)					1.4 dB						L2.0XB1.25XH0.95 (mm)	85 Cel		889 GHz	-40 Cel	.95 mm	1.25 mm		e3	960 MHz		2 mm
LDB31900M20C-416	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT			TIN	50 OHMS		200 OHMS		.9 dB		TAPE & REEL				L1.6XB0.8XH0.6 (mm)	85 Cel	SIGNAL	800 GHz	-40 Cel	.6 mm	.8 mm		e3	1000 MHz	800000 KHz	1.6 mm		1000000 KHz
C2073	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT	C2073	UL						1.2 dB		TRAY				L4.3XB2.69XH3.81 (mm)	85 Cel		65 GHz	-40 Cel	3.81 mm	2.69 mm	IMPEDANCE RATIO IS 1:4CT, HEIGHT DIM INCLUDES TERMINAL ALSO		200 MHz		4.3 mm	1:2CT
BALF-2690-02D3	STMicroelectronics	RF TRANSFORMER	SURFACE MOUNT								1.2 dB		TR					85 Cel		2400 GHz	-40 Cel	.69 mm	.99 mm			2500 MHz		1.69 mm
BALF-112X-02D3	STMicroelectronics	RF TRANSFORMER	SURFACE MOUNT								-1.9 dB		TR					85 Cel		431 GHz	-40 Cel	.63 mm	1.87 mm			436 MHz		1.95 mm
BAL-WILC10-01D3	STMicroelectronics	RF TRANSFORMER	SURFACE MOUNT								.8 dB		TR, 7 INCH					105 Cel		2400 GHz	-40 Cel	.63 mm	.946 mm	HEIGHT DIMENSION INCLUDES TERMINAL ALSO		2500 MHz		.946 mm
BALF-ATM-01E3	STMicroelectronics	RF TRANSFORMER	SURFACE MOUNT								1.3 dB		TR, 7 INCH					105 Cel		2400 GHz	-40 Cel	.455 mm	1.35 mm			2500 MHz		2.1 mm
UWB1-85EC	Coilcraft	RF TRANSFORMER	SURFACE MOUNT		AEC-Q200	Tin/Silver/Copper (Sn/Ag/Cu)					1.5 dB	3.6 uH	TR, EMBOSSED PLASTIC, 7 INCH					125 Cel		1 GHz	-40 Cel	3.175 mm	3.175 mm	IMPEDANCE RATIO IS 1:1	e1	8500 MHz		4.06 mm
BLN1608LL01R2400A	Pulse Electronics	RF TRANSFORMER	SURFACE MOUNT								1.4 dB									2400 GHz		.65 mm	.8 mm			2500 MHz		1.6 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.