Tdk HHM Series HHM2411 User Manual download pdf

(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

654

123

0.25±0.2

Dimensions in mm

1 Input

2 GND

3 Output

450Ω load

5 GND

6 Monitor output

Terminal functions

OUT

GND

50Ω

Monitor

output

0.3

0.35

1.0 0.4

1.0

ø0.3 Through-hole

Dimensions in mm

0.7

0.4

This width is 50Ω.

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.

1 2

Summary of Contents

Page 1 - For PCS/Tx

(1/2)001-02 / 20080105 / e761_hhm2411.fm• All specifications are subject to change without notice.Multilayer Chip Directional CouplersFor PCS/TxHHM Se

Page 2 - ISOLATION

(2/2)001-02 / 20080105 / e761_hhm2411.fm• All specifications are subject to change without notice.FREQUENCY CHARACTERISTICSCOUPLINGINSERTION LOSSISOLA

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Tdk HHM Series HHM2411 User Manual

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Summary of Contents

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