MF1049-2 MITSUBISHI | Alldatasheet

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Technical content

– 41 – MF1049-2 FOR WIRELESS LOCAL LOOP , Tx – 40 –

DESCRIPTION

This SAW filter for the transmitting RF circuit of wireless local loop communication equipment operating at 440 MHz ~ 450 MHz.

FEATURES

  1. SMD package insures small size, lightweight. 2. Adjustment free. 3. Low insertion loss and high stop band attenuation. 4. Wide and sharp passband characteristics. 5. High stability and reliability. 6. Designed for reflow solderings. APPLICATION
  • Cordless telephone
  • Portable cellular telephone
  • Wireless equipment DIMENSIONS ARE IN MILLIMETERS ±0.2 UNLESS OTHERWISE SPECIFIED MAXIMUM RATINGS ELECTRICAL PERFORMANCEPACKAGE OUTLINE DIMENSIONS Insertion Loss vs. Frequency CH1 S21 log MAG 1 dB / REF 0 dB Input VSWR vs. Frequency Parameter UnitsMF1049-2 PASSBAND FREQUENCY 440 – 450 PASSBAND CHARACTERISTICS Insertion Loss Ripple VSWR STOPBAND ATTENUATION 0 – 400 MHz 485 – 640 MHz 640 – 900 MHz 900 – 1350 MHz Min Typ Max 2.4 dB dBp-p 3.5 0.4 1.5 1.6 2.5 48 40 45 35 40 30 30 20 MHz dB dB dB dB 9.1 7.1 543 2 2.54 2.54 10-0.8 4.81.52.54 2.8 5 : IN (50Ω) 10 : OUT (50Ω) Other : GND Unit : mm INDEX MF1049-2 TYPICAL CHARACTERISTICS Operating Temperature Range –20 to 75 Storage Temperature Range –30 to 85 Input Power 50 Rating Value mW Unit [dB] 0 CH1 S11 SWR 500 m / REF 1 3.0 2.0 1.0 Attenuation vs. Frequency CH2 S21 log MAG 10 dB / REF 0 dB Output VSWR vs. Frequency [dB] 0 –20 –10 –30 –40 –50 CH1 S22 SWR 500 m / REF 1 3.0 2.0 1.0 CENTER 445.000 000 MHz SPAN 100.000 000 MHzCENTER 445.000 000 MHz SPAN 100.000 000 MHz CENTER 445.000 000 MHz SPAN 100.000 000 MHz START .300 000 MHz STOP 2 000.000 000 MHz