SMI 70-S

450 MHz Ceramic Microplexer

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SMI 70-S
Electrical
Model SMI 70-S
Frequency 400 – 475 MHz
Max. Input Power 6 W without heatsink
30 W with heatsink
Impedance 50 Ω
Environmental
Operating temperature range -30 °C to +85 °C
Mechanical
Connection(s) Drop-in, coplanar
Historic Brand Amphenol Procom
Dimensions 52.5 x 38 x 7.3 mm / 2.07 x 1.50 x 0.29 in.
Weight Approx. 0.035 kg / 0.08 lb.
Housing Dimensions 39.5 x 28 x 7.3 mm / 1.56 x 1.10 x 0.29 in.
  • Extremely small and lightweight ceramic duplexer (Extremely small: only 8 cm3!).
  • Ideal for integration in portable 450 MHz cellular radio telephones.
  • Low insertion loss by use of high-performance ceramic materials and computer optimized interconnection networks.
  • Rugged mechanical design and low temperature drift.
  • High power handling – handles 30 W at 85 °C when mounted on a 25 cm2 heatsink!
  • Designed for direct drop-in on microstrip PCB.
  • Coplanar terminals save space and provide ease-of-manufacturing and a non-discontinuity interface to the PCB.
  • Environment proof.

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Model Product No. Add To Quote
450 MHz Ceramic Microplexer 200000643

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Mounting Details

SMI 70 S Mounting Details

Detailed installation drawing available upon request.

Typical Response curve @ 10 MHz Duplex Spacing (Single Channel)

Typical Response curve @ 10 MHz Duplex Spacing 1 MHz BW