TDK HHM Series HHM2411 Specification Sheet

(1/2)

001-02 / 20080105 / e761_hhm2411.fm

• All specifications are subject to change without notice.

Multilayer Chip Directional Couplers

For PCS/Tx

HHM Series  HHM2411

SHAPES AND DIMENSIONS

CIRCUIT DIAGRAM

RECOMMENDED PC BOARD PATTERNS

ELECTRICAL CHARACTERISTICS

∗1

 25°C

∗2

 Operating temperature

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

Conformity to RoHS Directive

0.95

±0.1

1.25

±

0.15

0.65

±0.2 0.3±0.2

0.2

±0.2

0.35

±0.2

2.0

±0.15

6

5

4

1

2

3

0.25

±

0.2

Dimensions in mm

1

Input

2

GND

3

Output

4

50

Ω load

5

GND

6

Monitor output

Terminal functions

IN

OUT

6

GND

GND

50

Ω

5

4

1

3

2

Monitor

output

0.3

0.35

0.35

1.0

0.4

1.0

ø0.3 Through-hole

Dimensions in mm

0.7

0.4

This width is 50

Ω.

Micro-strip line for 0.4mm thick

glass-epoxy substrate.

•

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.