D55E

LBT45505 SIPAT | Alldatasheet

Document overview

• Manufacturer or author: Provided By ALLDATASHEET.COM(FREE DATASHEET DOWNLOAD SITE)
• PDF pages: 3

Technical content

Features

— For RF SAW filter — Single-ended operation — Ceramic Surface Mount Package — Small size — No matching required for operation at 50 Ω — RoHS compliant (2002/95/EC), Pb-free Specifications Parameter Unit Minimum Typical Maximum Center Frequency MHz - 455 - Insertion Loss(452.5～457.5MHz) dB - 1.8 2.4 Passband Variation(452.5～457.5MHz) dB - 0.7 1 Input/Output VSWR(452.5 ～457.5MHz) - - 1.8 2 0.3～350MHz dB 25 27 - 350～445MHz dB 23 24 - 462.5～467.5MHz dB 42 44 - 467.5～905MHz dB 22 28 - 905～915MHz dB 22 24 - 915～1500MHz dB 20 22 - Ultimate Rejection @3640.0MHz dB 14 17 - Material Temperature coefficient KHz/°C -14.6 Substrate Material - 42LT Ambient Temperature °C 25 Operating Temperature Range °C -40 - +85 Storage Temperature Range °C -40 - +85 DC Voltage V 0 Input Power dBm - - 30 ESD Class - 1A Notes: 1. All specifications are based on the test circuit shown; 2. In production, all specifications are measured by Ag ilent Network analyzer and full 2 port calibration at room temperature; 3. Electrical margin has been built into the design to account for the variations due to temperature drift and manufacturing tolerances; 4. This is the optimum impedance in order to achieve the performance show.

Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com Part Number LBT45505 Rev. Date 2010-10-10 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Ver. 2.0 Page 2/3 CChhiinnaa EElleeccttrroonniiccss TTeecchhnnoollooggyy GGrroouupp CCoorrppoorraattiioonn NNoo..2266 RReesseeaarrcchh IInnssttiittuuttee 455MHz SAW Filter 5MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBT45505 Matching Configuration Source/Load Impedance=50 ohm Notes - Component values may change depending on board layout. Package Dimension Pad Configuration: Input: 2 Output: 5 Ground: All Others Marking Configuration: 1) •: Pad Number 1 Index 2) D55E: Part Number 3) XXYY: Date(Year/month) INPUT OUTPUT 50Ω 50Ω 1.25±0.17 3.00±0.10 3.00±0.10 1.50 0.60 0.85 1.15±0.12 D55E XXYY 1.30 1.60

Tel: +86-23-62808818 Fax: +86-23-62808382 www.sipatsaw.com / sales@sipat.com Part Number LBT45505 Rev. Date 2010-10-10 SIPAT Co., Ltd. ( CETC No.26 Research Institute ) #14 Nanping Huayuan Road, Chongqing, China, 400060 Ver. 2.0 Page 3/3 CChhiinnaa EElleeccttrroonniiccss TTeecchhnnoollooggyy GGrroouupp CCoorrppoorraattiioonn NNoo..2266 RReesseeaarrcchh IInnssttiittuuttee 455MHz SAW Filter 5MHz Bandwidth SSIIPPAATT CCoo..,, LLttdd.. wwwwww..ssiippaattssaaww..ccoomm Part Number: LBT45505 Typical Performance Frequency Response Passband Response 410 420 430 440 450 460 470 480 490 500 -91.004 -81.004 -71.004 -61.004 -51.004 -41.004 -31.004 -21.004 -11.004 -1.004 8.996 Type Performance Frequency(MHz) Magnitude(dB) 446 448 450 452 454 456 458 460 462 464 -3.504 -3.004 -2.504 -2.004 -1.504 -1.004 -0.504 -0.004 0.496 Type Performance Frequency(MHz) Amplitude ripple(dB) Horizontal: 10MHz/Div Vertical: 10dB/Div Horizontal: 2MHz/Div Vertical: 0.5dB/Div Group Delay Variation(f0±2.5MHz) Phase Linearity(f0±2.5MHz) 450 451 452 453 454 455 456 457 458 459 460 100 120 140 X: 452.5 Y: 85.72 Type Performance Frequency(MHz) Group Delay Time(ns) X: 457.5 Y: 84.71 450 451 452 453 454 455 456 457 458 459 460 -10 X: 452.5 Y: 1.61 Type Performance Frequency(MHz) Degree(deg) X: 457.5 Y: -0.4758 Horizontal: 1MHz/Div Vertical: 20ns/Div Horizontal: 1MHz/Div Vertical: 2deg/Div VSWR11(f0±2.5MHz) VSWR22(f0±2.5MHz) 448 450 452 454 456 458 460 462 0.8 1.2 1.4 1.6 1.8 2.2 2.4 2.6 X: 452.5 Y: 1.364 Type Performance (VSWR1) Frequency(MHz) Magnitude(dB) X: 457.5 Y: 1.819 448 450 452 454 456 458 460 462 0.8 1.2 1.4 1.6 1.8 2.2 2.4 2.6 X: 452.5 Y: 1.395 Type Performance (VSWR2) Frequency(MHz) Magnitude(dB) X: 457.5 Y: 1.819