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| SPEC NO : SPECIFICATION CUSTOMER PRODUCT MODEL NO PREPARED APPROVED LC FILTER HD L2120 Luopeng CHARLES CHECKED Houshihong D A T E 2007-01-25 CUSTOMER RECEIVED: CHECKED APPROVED DATE Shoulder Electronics Limited www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 1 of 7 LC FILTER HD L2120 History Record Date Spec No Part No Customer No Modify Content Remark www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 2 of 7 LC FILTER HD L2120 1. FEATURES Excellent rejection Good VSWR,1.3:1 typ @ Passband 2. APPLICATIONS Receivers/Transmitters Base station(CDMA 2000) 3. ELECTRICAL SPECIFICATION Operation temperature Storage temperature RF Power Input -40 to +85 -55 to +100 0.5W max 3-1.Typical frequency response CENTER FREQ (MHz) PASSBAND (MHz) Loss<3.5dB Loss>20dB STOPBANDS(MHz) VSWR(:1) Loss>40dB 0-135 240-2000 Passband Max 1.7 Stopband Typ. 30 177 170-185 0-150 210-2000 www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 3 of 7 LC FILTER HD L2120 www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 4 of 7 LC FILTER HD L2120 www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 5 of 7 LC FILTER 3-2.Electrical characteristics Frequency (MHz) 1.0 135.0 150.0 170.0 177.0 185.0 210.0 240.0 400.0 900.0 1200.0 1600.0 2000.0 Insertion Loss (dB) 77.26 49.61 31.2 2.68 2.35 2.70 30.18 53.00 70.86 71.08 70.73 59.91 51.16 3.26 0.42 0.40 0.04 0.01 0.05 0.62 0.62 2.19 1.98 1.09 0.85 0.52 Return Loss (dB) 0.41 0.18 0.62 19.01 21.80 20.54 0.66 0.29 0.12 0.16 0.21 0.25 0.27 HD L2120 Frequency Group (MHz) Delay (nsec) 167.0 169.0 170.0 171.0 172.0 173.0 174.0 175.0 176.0 177.0 179.0 181.0 183.0 185.0 187.0 42.89 38.11 36.38 34.99 33.87 33.06 32.39 31.89 31.55 31.35 31.28 31.59 32.48 34.54 38.35 4.TEST CIRCUIT www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 6 of 7 LC FILTER HD L2120 5. DIMENSION 1 2 3 INPUT OUTPUT GROUND 4 5 6 GROUND GROUND GROUND www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:info@shoulder.cn Page 7 of 7 |
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