Murata Manufacturing RF Transformers 12

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Part	Manufacturer	Transformer Type	Mounting Feature	Manufacturer Series	Terminal Finish	Impedance (Primary)	Impedance (Secondary)	Insertion Loss	Packing Method	Sub-Category	Dimensions	Maximum Operating Temperature	Application	Minimum Cutoff Frequency	Minimum Operating Temperature	Height	Width	Nominal Input Voltage (V)	JESD-609 Code	Maximum Cutoff Frequency	Minimum Operating Frequency	Length	Turns Ratio (Np:Ns)	Maximum Operating Frequency
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
DXW21BN7511TL	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT					1 dB	TR, 7 INCH		L2.0XB1.2XH1.2 (mm)	85 Cel		50 GHz	-40 Cel	1.2 mm	1.2 mm	20		1200 MHz		2 mm
DXW21BN7511SL	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT					1.4 dB	TR, EMBOSSED, 7 INCH		L2.0XB1.2XH1.2 (mm)	85 Cel		1000 GHz	-40 Cel	1.2 mm	1.2 mm	20		1500 MHz		2 mm
#458PT-1720=P3	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT	B5F							L6.9XB3.8XH4.4 (mm)					4.4 mm	3.8 mm					6.9 mm
#617PT-2038=P3	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT					4.5 dB	TR, PLASTIC, 13 INCH			85 Cel		5 GHz	-40 Cel	3.2 mm	2.7 mm			200 MHz		4.4 mm	1:1:2
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
#458PT-2002=P3	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT	B5F							L6.9XB3.8XH4.4 (mm)					4.4 mm	3.8 mm					6.9 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
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
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
DXW21BN2511NL	Murata Manufacturing	RF TRANSFORMER	SURFACE MOUNT					1 dB	TR, EMBOSSED, 7 INCH			85 Cel		13.56 GHz	-40 Cel	1.2 mm	1.2 mm	20				2 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.