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001-02 / 20101207 / e751_multibalun_hhm04

• All specifications are subject to change without notice.

Multilayer Chip Baluns

Conformity to RoHS Directive

For EGSM/Tx & Rx

HHM Series HHM1524B1

SHAPES AND DIMENSIONS

0.95

±0.1

0.65

±0.2

0.3

±0.2

0.2

±0.2 0.35±0.2

2.0

±0.15

654

123

Dimensions in mm

1

Unbalanced port

2

GND or DC feed+ RF GND

3

Balanced port

4

Balanced port

5

GND

6

N.C.

Terminal functions

CIRCUIT DIAGRAM

12

3

5

64

Unbalanced

input

50

Ω

Balanced

output

150

Ω

RECOMMENDED PC BOARD PATTERNS

0.35

0.30

Dimensions in mm

ELECTRICAL CHARACTERISTICS

Unbalanced impedance

50

Ω

Balanced impedance

150

Ω

Frequency range

880 to 960MHz

Unbalanced port return loss

10dB min.

Phase imbalance at balanced port

180±10deg.

Amplitude imbalance at balanced port

0±1.0dB

Insertion loss

1.0dB max.

Temperature range

Operating

–40 to +85°C

Storage

–40 to +85°C

Packaging style and quantities

2000pieces/reel

specific bromine-based flame retardants, PBB and PBDE, have not been used, except for exempted applications.