TDK RF Transformers 23

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Part	Manufacturer	Transformer Type	Mounting Feature	Approvals (V)	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)	Additional Features	JESD-609 Code	Maximum Cutoff Frequency	Minimum Operating Frequency	Length	Maximum Operating Frequency
HHM1595A1	TDK	RF TRANSFORMER	SURFACE MOUNT					1.5 dB	TAPE & REEL		L2.0XB1.25XH0.95 (mm)	85 Cel		3000 GHz	-40 Cel	.95 mm	1.25 mm				8000 MHz		2 mm
HHM17144A1	TDK	RF TRANSFORMER	SURFACE MOUNT					1.2 dB	TR, PAPER, 7 INCH			85 Cel		791 GHz	-40 Cel	.5 mm	.8 mm				960 MHz		1.6 mm
ATB2012-75011-T000	TDK	RF TRANSFORMER	SURFACE MOUNT					1.2 dB	TR, 7 INCH			85 Cel		50 GHz	-40 Cel	1.2 mm	1.2 mm	20	IMPEDANCE RATIO IS 1:1		1200 MHz		2 mm
ATB2012-75011-T	TDK	RF TRANSFORMER	SURFACE MOUNT					1.2 dB	TR, 7 INCH			85 Cel		50 GHz	-40 Cel	1.2 mm	1.2 mm	20			1200 MHz		2 mm
ATB2012-50011-T000	TDK	RF TRANSFORMER	SURFACE MOUNT		Tin/Nickel/Copper (Sn/Ni/Cu)			2.5 dB	TR, 7 INCH			85 Cel		40 GHz	-40 Cel	1.2 mm	1.2 mm	20		e2	860 MHz		2 mm
ATB3225-75034CT	TDK	RF TRANSFORMER	SURFACE MOUNT					2 dB	TR, 7 INCH			85 Cel		1 GHz	-25 Cel	2.3 mm	2.5 mm		IMPEDANCE RATIO IS 3:4		100 MHz		3.2 mm
ATB3225-75011CT-T001	TDK	RF TRANSFORMER	SURFACE MOUNT					1.5 dB	TR, 7 INCH			85 Cel		5 GHz	-25 Cel	2.3 mm	2.5 mm		IMPEDANCE RATIO IS 1:1		200 MHz		3.2 mm
HHM1907B1	TDK	RF TRANSFORMER	SURFACE MOUNT					.8 dB				85 Cel		4900 GHz	-40 Cel	.5 mm	.5 mm				5950 MHz		1 mm
HHM1917A5	TDK	RF TRANSFORMER	SURFACE MOUNT					.7 dB				85 Cel		2400 GHz	-40 Cel	.4 mm	.5 mm				2500 MHz		1 mm
HHM1520A2	TDK	RF TRANSFORMER	SURFACE MOUNT					1 dB	REEL		L2XB1.25XH0.95 (mm)	85 Cel		2300 GHz	-40 Cel	.95 mm	1.25 mm				2500 MHz		2 mm
HHM17147A1	TDK	RF TRANSFORMER	SURFACE MOUNT					2.5 dB				85 Cel		673 GHz	-40 Cel	.6 mm	.8 mm				2700 MHz		1.6 mm
HHM1570B1	TDK	RF TRANSFORMER	SURFACE MOUNT					1 dB	REEL		L2XB1.25XH0.95 (mm)	85 Cel		4900 GHz	-40 Cel	.95 mm	1.25 mm				5950 MHz		2 mm
ATB3225-75032CT	TDK	RF TRANSFORMER	SURFACE MOUNT					2 dB				85 Cel		5 GHz	-25 Cel	2.3 mm	2.5 mm		IMPEDANCE RATIO IS 3:2		100 MHz		3.2 mm
HHM1903A1	TDK	RF TRANSFORMER	SURFACE MOUNT			50 OHMS	100 OHMS	1 dB	TAPE & REEL	Other Transformers	L1.0XB0.5XH0.5 (mm)	85 Cel	MATCHING	2400 GHz	-40 Cel	.5 mm	.5 mm				2500 MHz	2400000 KHz	1 mm	2500000 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
TFSZ06052460-3310A2X	TDK	RF TRANSFORMER	SURFACE MOUNT					.65 dB	TR, 7 INCH			85 Cel		2300 GHz	-40 Cel	.25 mm	.5 mm				2690 MHz		.65 mm
HHM1902B1	TDK	RF TRANSFORMER	SURFACE MOUNT					.8 dB				85 Cel		2400 GHz	-40 Cel	.5 mm	.5 mm				2500 MHz		1 mm
HHM1523C1	TDK	RF TRANSFORMER	SURFACE MOUNT					1.1 dB	REEL		L2.0XB1.25XH0.95 (mm)	85 Cel		880 GHz	-40 Cel	.95 mm	1.25 mm				960 MHz		2 mm
HHM1564A4	TDK	RF TRANSFORMER	SURFACE MOUNT					1 dB	REEL		L2.0XB1.25XH0.95 (mm)	85 Cel		824 GHz	-40 Cel	.95 mm	1.25 mm				894 MHz		2 mm
HHM1711Q1	TDK	RF TRANSFORMER	SURFACE MOUNT					1 dB				85 Cel		2300 GHz	-40 Cel	.6 mm	.8 mm				3800 MHz		1.6 mm
ATB2012V-75011-T01	TDK	RF TRANSFORMER	SURFACE MOUNT	AEC-Q200				1.2 dB	TR, 7 INCH			105 Cel		50 GHz	-40 Cel	1.2 mm	1.2 mm	20			1000 MHz		2 mm
HHM1589B1	TDK	RF TRANSFORMER	SURFACE MOUNT					1.4 dB	REEL		L2.0XB1.25XH0.95 (mm)	85 Cel		470 GHz	-40 Cel	.95 mm	1.25 mm				710 MHz		2 mm
HHM1589E1	TDK	RF TRANSFORMER	SURFACE MOUNT					1.5 dB	REEL		L2.0XB1.25XH0.95 (mm)	85 Cel		350 GHz	-40 Cel	.95 mm	1.25 mm				470 MHz		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.