Document
Multilayer Balun Transformers
For GSM900 Tx & Rx HHM Series
Type: HHM1515B2 (2.0×1.25×0.95mm) HHM1522B1 (2.0×1.25×0.95mm) HHM1523C1 (2.0×1.25×0.95mm) HHM1524B1 (2.0×1.25×0.95mm) December 2010
Issue date:
• All specifications are subject to change without notice. • 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.
Free Datasheet http://www.datasheet4u.com/
(1/8)
Multilayer Baluns For EGSM/Tx & Rx
HHM Series HHM1515B2
SHAPES AND DIMENSIONS
2.0 ± 0.15 6 5 4 1.25 ± 0.15 0.95 ± 0.1
Conformity to RoHS Directive
+0.1 0.25–0.2
1
2
3 0.3 ± 0.2 Terminal functions 1 Unbalanced port 2 GND or DC feed+ RF GND 3 Balanced port 4 Balanced port 5 GND 6 N.C.
0.65 ± 0.2
0.2 ± 0.2
0.35 ± 0.2
Dimensions in mm
CIRCUIT DIAGRAM
6 Unbalanced input 50Ω 1 2 3 5 4 Balanced output 200Ω
RECOMMENDED PC BOARD PATTERNS
0.30
0.80
0.35
Dimensions in mm
ELECTRICAL CHARACTERISTICS
Unbalanced impedance Balanced impedance Frequency range Unbalanced port return loss Phase imbalance at balanced port Amplitude imbalance at balanced port Insertion loss Operating Temperature range Storage Packaging style and quantities 50Ω 200Ω 880 to 960MHz 10dB min. 180±10deg. 0±1.0dB 1.0dB max. –40 to +85°C –40 to +85°C 2000pieces/reel
• 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 / 20101207 / e751_multibalun_hhm04
0.50
Free Datasheet http://www.datasheet4u.com/
(2/8)
FREQUENCY CHARACTERISTICS Unbalance 50Ω /Balance 200Ω RETURN LOSS
0 1: 880MHz –5 –22.77dB –10 2: 920MHz –15 –28.21dB –20 3: 960MHz 3 –25 –21.37dB 1 –30 2 –35 –40 –45 –50 800 820 840 860 880 900 920 940 960 980 1000 Frequency (MHz)
AMPLITUDE BALANCE
5 1: 880MHz 4 0.060dB 3 2: 920MHz 2 0.060dB 1 3: 960MHz 0 0.069dB 3 2 1 –1 –2 –3 –4 –5 800 820 840 860 880 900 920 940 960 980 1000 Frequency (MHz)
INSERTION LOSS
0 1: 880MHz –1 2 3 1 –0.65dB –2 2: 920MHz –3 –0.60dB –4 3: 960MHz –5 –0.63dB –6 –7 –8 –9 –10 800 820 840 860 880 900 920 940 960 980 1000 Frequency (MHz)
PHASE BALANCE
200 1: 880MHz 195 179.2deg. 190 2: 920MHz 179.3deg. 185 3: 960MHz 180 179.4deg. 3 2 1 175 170 165 160 800 820 840 860 880 900 920 940 960 980 1000 Frequency (MHz)
• All specifications are subject to change without notice. 001-02 / 20101207 / e751_multibalun_hhm04
Phase balance (deg.)
Insertion loss (dB)
Amplitude balance (dB)
Return loss (dB)
Free Datasheet http://www.datasheet4u.com/
(3/8)
Multilayer Chip Baluns For EGSM/Tx & Rx
HHM Series HHM1522B1
SHAPES AND DIMENSIONS
2.0 ± 0.15 6 5 4 1.25 ± 0.15 0.95 ± 0.1
Conformity to RoHS Directive
+0.1 0.25–0.2
1
2
3 0.3 ± 0.2 Terminal functions 1 Unbalanced port 2 GND or DC feed+ RF GND 3 Balanced port 4 Balanced port 5 GND 6 N.C.
0.65 ± 0.2
0.2 ± 0.2
0.35 ± 0.2
Dimensions in mm
CIRCUIT DIAGRAM
6 Unbalanced input 50Ω 1 2 3 5 4 Balanced output 50Ω
RECOMMENDED PC BOARD PATTERNS
0.30
0.80
0.35
Dimensions in mm
ELECTRICAL CHARACTERISTICS
Unbalanced impedance Balanced impedance Frequency range Unbalanced port return loss Phase imbalance at balanced port Amplitude imbalance at balanced port Insertion loss Operating Temperature range Storage Packaging style and quantities 50Ω 50Ω 880 to 960MHz 12dB min. 180±10deg. 0±1.0dB 1.3dB max. –40 to +85°C –40 to +85°C 2000pieces/reel
• 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 / 20101207 / e751_multibalun_hhm04
0.50
Free Datasheet http://www.datasheet4u.com/
(4/8)
FREQUENCY CHARACTERISTICS Unbalance 50Ω /Balance 50Ω RETURN LOSS
0 –5 –10 –15 –20 –25 –30 –35 –40 700 1: 880MHz –23.68dB 2: 920MHz –24.99dB 3: 960MHz –22.03dB 1 2 3
AMPLITUDE BALANCE
5 4 3 2 1 0 –1 –2 –3 –4 –5 700
Amplitude balance (dB)
Return loss (dB)
1
2
3
1: 880MHz 0.45dB 2: 920MHz 0.47dB 3: 960MHz 0.49dB
800
900 1000 Frequency (MHz)
1100
1200
800
900 1000 Frequency (MHz)
1100
1200
INSERTION LOSS
0.0 –0.5 –1.0 –1.5 –2.0 –2.5 –3.0 –3.5 –4.0 –4.5 –5.0 700 1: 880MHz –0.96dB 2: 920MHz –0.96dB 3: 960MHz –0.97dB
PHASE BALANCE
200
Phase balance (deg.)
Insertion loss (dB)
1
2
3
190 180 170 160 700 1 2 3
1: 880MHz 180.74deg. 2: 920MHz 180.75deg. 3: 960MHz 180.84deg.
800
900 1000 Frequency (MHz)
1100
1200
800
900 1000 Frequency (MHz)
1100
1200
• All specifications are subject to change without notice. 001-02 / 20101207 / e751_multibalun_hhm04
Free Datasheet http://www.datasheet4u.com/
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