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| Oa 1/2- Oy O- c AEo E *Y O I E3/4 LTD ZHEJIANG ZHENYUAN ELECTRONIC CO. N c IO E AE AE/ PIEZO-CERAMIC FILTER 1/4 Eo Io 1/4 SPECIFICATION u AE* I A Part Number LT455BU *EIEOAEU * O EI Ey EE Eo Aa E Au OAE x1/4 OO* uOa1/2-E1/4I E 3/4 A*CoIAaO OyO-A ADD TEL FAX 1 A No.1 Zhengyuan Road,Tanghui Industrial Zone,Jiaxing,Zhejiang,China 0086-573-3651818 3657850 0086-573-3651858 1EOA*I 3/4uAE*aenEe OA UINEe IO AE AE/ SCOPE LT455BU This specification should cover the characteristics of the ceramic filter with 455kHz . 2uAE*Au 3cAEoOAU oA Ii NO. 3.1 3.2 3.3 3.4 3.5 3.6 aEeEA Insertion Loss Io fo A15kHz (c) Ripple in Bandwidth xeoEAfo A100kHz (c) Stop Band Attenuation (at fo A 100kHz) OAAEAEIEIOO(-25 ae~+80ae) Temperature Coefficient of Center Frequency(-25ae~+80ae) ENOU Group Delay Time Deviation AIcN Dielectric withstanding Voltage EaEeoxe Input/Output impedance 3/4oOxeDV 10V (c) Insulation ResistanceDV 10V (c) OAAEAE Center Frequency (Fo) 6dB oi Band Width at 6dB 40dB oi Band Width at 40dB PART NO ELECTRICAL LT455BU CHARACTERIST A Item ae n Value/Specifications 455A2.0kHz A15kHz A30 kHz 4dB min max max 2.0 dB max 30dB min 3.7 50ppm/ae max 3.8 3.9 3.10 3.11 30|Isec.max(455 A5 kHz) 100V.DC(1 minute) 1.5k|A10% 100M| min xOAAEAEC-6 dB oi |AO Note: Center frequency shall be defined as the center value of the bandwidth at 6dB. 4 4.1 aEO aEOIo1/4 ux1/4aEOIAE MEASUREMENT Test Condition 25A 2aeIAaEO 15ae 35ae 25 Criteria test should be condncted at temperature of A 2ae 4.2 ,and aEOIA* ordinary tempratare test at 15ae 35ae Test Circuit U U U Eao O EaEe Input Ground Output 5 IaIc DIMENSIONS I eAEi Unit: mm : A 0.3 Standard tolarance 6 Ii oA No. AiI*3/4IOO EONeIiA Item OUIAE aIAUO*AA IAO AIEIOO Humidity PHYSICAL AND ENVIRONMENTAL CHARACTERISTICS EONeIo1/4 Condition of test 40A 1 EoaO Keep the filter at 40 A 2 ae and 90~95%RH for 96A 4 hours,then release the filter into the room temperature for 1hour prior to the measurement. OUIAE 80A 5aeAa IA UO*A A 96 A 4 EoE o OUIAO 1 E oaEO Subject the filter to 80A 5ae for 96A 4 hours,then release the filter into room temperature for 1 hours prior to the measurement. *uIi OUIAE IIAOIOO A Low Temperature Exposure oaEO Subject the filter to -40A 5ae for 96A 4 hours,then release the filter into room temperature for 1 hours prior to the measurement. 30 *O OOU OU O 30 *O OON-* 30 IoOUEOAO 1 EoaO Subject the filter to -30 ae for 30 minutes,followed by a high temperature of +80ae for 30 minutes,Cycling shall be repeated 30 times,then release the filter into the room temperature for 1 hour prior to the measurement. *uIi OnAEAE 10~55Hz On*u 1.5mm NO X Y Z *1/2Io/On 2 EoaO Subject the filter to Vibration for 2 hours each in X Y and Z axis with the amplitude of 1.5mm ,the frequency shall bevaried uniformly between the limites of 10~55Hz. *uIi OU -30ae A +80aeAIAE IA EO 4 EoE I -40A o 5aeAa OUIAO IA UO*A A 1 E 1 ae It should conform to the specifications in Table 1. *uIi 96 2ae EE 90~95%RH A 96A 4 EoEo UO *uIi 1 ae It should conform to the specifications in Table 1. IOOOCo perfomance Requirements 6.1 IAOIOO 6.2 High Temperature Exposure 1 ae It should conform to the specifications in Table 1. 6.3 IAEN-* 6.4 Temperature Cycling 1 ae It should conform to the specifications in Table 1. 6.5 AIOnO Vibration 1 ae It should conform to the specifications in Table 1. Continue oA No. EONeIiA Item O AIoAaa/ 6.6 Mechanical shock EONeIo1/4 Condition of test Table IOOOCo perfomance Requirements *uIi IuEE It should conform to the specifications in Table 1. No mechanical damage. 1 ae 30cm E xOOEoAaE(R)AaOAae 3 I Drop the filter ran domly onto the concrete floor from the height of 30cm 3 times. 1/2OyIAeu AI1/2OE 6.7 Resistance Solder Heat to 2mm IOA |1/2Ee 260A 5 aeAUO 10A 1 Ae Dip the filter terminals 2mm into the solder bath at 260 A 5 ae for 10 A 1 sec.Then release the filter into the room temperature for 1 hour prior the measurement. *uIi 2mm IOA |1/2Ee 235A 5 aeA1/4AO 3A 1 Ae Dip the filter terminals 2mm into the solder bath at 235A 5ae for 3A 1sec. /OyIOa*1/2oEE(c)1/4O Ae 1kg 3/4E 10A 1 1/2OyIAeu 1 ae It should conform to the specifications in Table 1. 95%O O E I A O y I i A ae 1/4A EO Solder Ability 1/2 O 6.8 More than 95% of the terminal surface of the filter should be covered with fresh solder. OyIA-EiCE Tensile strength 6.9 OyIIaCuE Bending Resist Apply a 1kg tensile force to the terminals for 10A 1sec. OUOyII |Io3/4Ia Ia Cu 90aOU NO Ia*1/2oIaCu 90a 1 IN-* Lead should with stand against 90 degree bending at its stem. This operation shall be done towards both directions. AN UcO AU*uI 3.1~3.7 ae No damage is detected an dit should conform to the specifications in 3.1~3.7. Oy I I EIYI i Ii A Io OAAEAE 6dB oi 40dB oi aEeEA Item 15kHz) Ripple (foA Table ae 3dB A A A n max max max max 1.5kHz 2.0kHz 2.0kHz 2.0dB Specifications Cemter Frequency (6dB) Band Width at 6dB Band Width at 6dB Insertion loss max 7OEEaOeux OEEayIOAU EEux AO nO ,AOIauxIa TRANSPORTION AND PACKAGE ux Ia A/uAE* u EyA1/4I 7000 OAEAE/ AOux 280 OAEAE/ Please be careful not to damage the packing box during transportation product The name quantity and certificate of the are indicated on the box. One packing box contains 25 with 280 pcs of filters in each small box 8xOaEAIi OuAE*aenEeEIAUEYOO Ce I A AI i EOOA APPLICATION NOTES If any doubt for the specifications, Please contact us directly for further agreements |
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