HHM2910E4 TDK | Alldatasheet

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Technical content

(1/2) 001-01 / 20130901 / rf_coupler_hhm2910e4_en.fm

  • All specifications are subject to change without notice. Multilayer Chip Directional Couplers For DCS/PCS HHM Series HHM2910E4 SHAPES AND DIMENSIONS RECOMMENDED PC BOARD PATTERNS

ELECTRICAL CHARACTERISTICS

1 25°C 2 Operating temperature Frequency range 1710 to 1755MHz 1850 to 1980MHz Coupling factor 21.2±1.0dB 20.5±1.0dB Insertion loss 0.22dB max.1 0.22dB max.1 0.25dB max.2 0.25dB max.2 Isolation 34dB min. 34dB min. VSWR 1.4max. 1.4max. Temperature range Operating –40 to +85°C –40 to +85°C Storage –40 to +85°C –40 to +85°C Conformity to RoHS Directive Dimensions in mm 0.5±0.15 1.0±0.05 0.5±0.050.4max. 0.3±0.151 Coupling 25 0 Ω term

3 Output

4 Input

0.1 +0.10 –0.05 0.25+0.15 –0.10 0.40.15 0.350.1 Dimensions in mm  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.

(2/2) 001-01 / 20130901 / rf_coupler_hhm2910e4_en.fm  All specifications are subject to change without notice. FREQUENCY CHARACTERISTICS COUPLING INSERTION LOSS ISOLATION & DIRECTIVITY VSWR –25 –30 –35 2000 –20 –15 –10 Coupling factor(dB) Frequency(MHz) 1: 1710MHz –21.3dB 2: 1755MHz –21.1dB 3: 1850MHz –20.6dB 4: 1980MHz –20.1dB –40 1700 19001750 1800 1850 1950 1 2 43 2000 Frequency(MHz) 1: 1710MHz –0.08dB 2: 1755MHz –0.08dB 3: 1850MHz –0.07dB 4: 1980MHz –0.08dB 1700 19001750 1800 1850 1950–1.0 –0.8 –0.4 –0.6 –0.2 Insertion loss(dB) 1 2 43 2000 Frequency(MHz) 1700 19001750 1800 1850 1950 Isolation & Directivity(dB) Isolation 1: 1710MHz –39.4dB 2: 1755MHz –39.2dB 3: 1850MHz –39.1dB 4: 1980MHz –39.1dB Directivity 1: 1710MHz –18.1dB 2: 1755MHz –18.1dB 3: 1850MHz –18.5dB 4: 1980MHz –19.0dB –25 –30 –35 –45 –20 –15 –10 –50 –40 1 2 43 1 2 43 2000 Frequency(MHz) 1: 1710MHz 1.02 2: 1755MHz 1.02 3: 1850MHz 1.02 4: 1980MHz 1.02 1700 19001750 1800 1850 1950 1.2 1.4 1.6 1.8 1.0 2.0VSWR 1 2 43