TDK HHM Series HHM2411 instruction

Multilayer Chip Directional Couplers For PCS/Tx

HHM Series HHM2411

SHAPES AND DIMENSIONS

		2.0±0.15					0.95±0.1
		6		5	4
								0.15
								0.15
0.25±0.2								1.25±





	1			2	3			Terminal functions
0.65±0.2					0.3±0.2			Terminal functions

							1		Input
							1		Input
								2	GND
								3	Output
								4	50Ω load
								5	GND
								6	Monitor output
								6	Monitor output

0.2		±	0.2	0.35±		0.2	Dimensions in mm

CIRCUIT DIAGRAM

Monitor	GND	50Ω
output	GND
6	5	4
1	2	3
IN	GND OUT

RECOMMENDED PC BOARD PATTERNS

(1/2)

Conformity to RoHS Directive

0.35

1.0 0.4 1.0

This width is 50Ω.

Micro-strip line for 0.4mm thick glass-epoxy substrate.

0.40.3

ø0.3 Through-hole Dimensions in mm

ELECTRICAL CHARACTERISTICS

Frequency range		1850 to 1910MHz
Coupling factor		–14.5±1.0dB
Insertion loss		0.35dB max.∗1
		0.40dB max.∗2

Isolation		20dB min.
VSWR		1.4 max.
Temperature range	Operating	–40 to +85°C
	Storage	–40 to +85°C

∗1 25°C
∗2 Operating temperature

•Conformity to RoHS Directive: This means that, in conformity with EU Directive 2002/95/EC, lead, cadmium, mercury, hexavalent chromium, and specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.

•All specifications are subject to change without notice.

001-02 / 20080105 / e761_hhm2411

HHM Series HHM2411 specifications

The TDK HHM Series HHM2411 is a high-performance miniature power inductor designed to meet the demanding requirements of today's electronic devices. This component stands out in the market due to its compact size, exceptional efficiency, and robust construction, making it an ideal choice for various applications, including mobile devices, consumer electronics, and power management systems.

One of the main features of the HHM2411 is its high inductance value, which enables efficient energy storage and delivery. With an inductance range that can accommodate a variety of circuit designs, this inductor is suited for applications that require precise control of current flow. Additionally, the HHM2411 is designed to handle high current levels, making it a reliable choice for powering demanding components without overheating or losing performance.

The technology behind the HHM2411 includes a ferrite core, which enhances its magnetic characteristics. This core design contributes to a reduction in core losses and improves overall efficiency, particularly in high-frequency applications. The inductor's construction also allows for a low DC resistance (DCR), which minimizes power loss and enhances performance during operation.

Another important characteristic of the HHM2411 is its exceptional thermal performance. With a maximum operating temperature of up to 125 degrees Celsius, this inductor is built to withstand challenging conditions, ensuring longevity and reliability in various environments. Its compact footprint further aids in integration, especially in tight spaces where PCB real estate is a concern.

The TDK HHM2411 also boasts a variety of specifications tailored to different needs, including different inductance values, current ratings, and dimensions, making it a versatile choice for designers. Its compatibility with automated assembly processes enhances its appeal to manufacturers looking for streamlined production solutions.

Overall, the TDK HHM Series HHM2411 is a cutting-edge inductor that combines performance, efficiency, and reliability, making it an essential component for modern electronic applications. Whether in power converters, DC-DC converters, or RF applications, the HHM2411 offers the quality and features that engineers seek to build superior devices.