规格书编号 SPEC NO : 产品 规 格书 SPECIFICATION CUSTOMER 客 户： PRODUCT 产 品： SAW FILTER MODEL NO 型 号： HDF137.5A-S21 PREPARED 编 制： CHECKED 审 核： APPROVED 批 准： D A T E 日 期： 2006-5-11 客户确认 CUSTOMER RECEIVED: 审核 CHECKED 批准 APPROVED 日期 DATE 无锡市好达电子有限公司 Shoulder Electronics Limited www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:[email protected] Page 1 of 4 SAW FILTER HDF137.5A-S21 更改历史记录 History Record 更改日期 Date www.shoulder.cn 规格书编号 Spec. No. 产品型号 Part No. 客户产品型号 Customer No. Tel:0755-82916880 Fax:0755-82916881 更改内容描述 Modify Content E-mail:[email protected] 备注 Remark Page 2 of 4 SAW FILTER HDF137.5A-S21 1. SCOPE This specification shall cover the characteristics of SAW filter With F137.5A used for the page system. 2. ELECTRICAL SPECIFICATION DC Voltage VDC AC Voltage Vpp Operation temperature Storage temperature RF Power 10V 10V50Hz/60Hz -40℃ to +85℃ -45℃ to +85℃ 10dBm Electronic Characteristics 2-1.Typical frequency response 2-2.Electrical characteristics Part Number Nominal center frequency(Fc) Insertion 1. Fc 2. DC.~ Fc -10MHz 3. Fc +10MHz~100MHz Passband width Ripple(Fc±1M) Input/Output impedance(Nominal) www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 F137.5A 137.5 4.5 max 40 min 40 min ±1.5 min 2.0 min 50//0 E-mail:[email protected] Unit MHz dB MHz dB Ω//pF Page 3 of 4 SAW FILTER HDF137.5A-S21 3. TEST CIRCUIT 4. DIMENSION www.shoulder.cn Tel:0755-82916880 Fax:0755-82916881 E-mail:[email protected] Page 4 of 4