B7728 EPCOS | Alldatasheet

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Technical content

Data Sheet B7728, Pb-Free

2 January 18, 2005

2140,0 MHzLow-Loss Filter Data Sheet 0,1 2,5 2,0 0,8 0,5 0,5 0,1 C hipSizedSAW Package QCS5H

Features

  • Low loss RF filter
  • Unbalanced to balanced operation
  • Low amplitude ripple
  • Impedance transformation from 50Ω to 100Ω
  • Suitable for GPRS class 1 to 12
  • Pb-Free
  • Package forSurfaceM ountedTechnology (SMT) Terminals
  • Ni, gold-plated Dimensions in mm, approx. weight 0,015 g Pin configuration

1 Input, unbalanced

3, 4 Output, balanced 2, 5 Case ground ElectrostaticSensitiveD evice (ESD ) Type Ordering code Marking and Package according to Packing according to B7728 B39212-B7728-K910 C61157-A7-A139 F61074-V8189-Z000 Maximum ratings Operable temperature rangeT – 40/+ 85 ˚C Storage temperature rangeTstg – 40/+ 85 ˚C DC voltage VDC 3V ESD voltage V*ESD 50* V Machine Model, 10 pulses Source power Ps 10 dBm source impedance 50Ω, load impedance 100Ω *- acc. to JESD22-A115A (Machine Model), 10 negative & 10 positive pulses

3 January 18, 2005

2140,0 MHzLow-Loss Filter Data Sheet Characteristics Operating temperature range: TA = -30 ... +85 ˚C Terminating source impedance: ZS = 50Ω unbal. Terminating load impedance: ZL = 100Ω bal. *)TA= +25 ˚C min. typ. max. Nominal frequency fN — 2140,0 — MHz Maximum insertion attenuation α max 2110,0 MHz ... 2170,0 MHz — 2,3 2,9 dB 2110,0 MHz ... 2170,0 MHz *) — 2,3 2,7 dB Amplitude ripple in passband(p-p) Δα 2110,0 MHz ... 2170,0 MHz — 0,6 1,0 dB Amplitude ripple per 5MHz(p-p) Δα 2110,0 MHz ... 2170,0 MHz — 0,3 0,5 dB Output phase balance(φ(S31)−φ(S21)+180˚) Output amplitude balance (|S31/S21|) Input VSWR Δα 2110,0 MHz ... 2170,0 MHz — 1,8 2,0 Output VSWR Δα 2110,0 MHz ... 2170,0 MHz — 2,1 2,3 Absolute attenuation α 50,0 MHz ... 849,0 MHz 45 52 — dB 849,0MHz ... 1350,0 MHz 40 48 — dB 1350,0 MHz ... 1980,0 MHz 35 40 — dB 1980,0 MHz ... 2025,0 MHz 30 34 — dB 2025,0 MHz ... 2050,0 MHz 15 30 — dB 2215,0 MHz ... 2255,0 MHz 15 23 — dB 2255,0 MHz ... 2270,0 MHz 20 21 — dB 2270,0 MHz ... 2400,0 MHz 22 24 — dB 2400,0 MHz ... 3910,0 MHz 30 35 — dB 3910,0 MHz ... 5645,0 MHz 40 45 — dB

4 January 18, 2005

2140,0 MHzLow-Loss Filter Data Sheet Characteristics Operating temperature range: TA = -30 ... +85 ˚C Terminating source impedance: ZS = 50Ω unbal. Terminating load impedance: ZL = 100Ω bal. || 33 nH **) *)TA= +25 ˚C **) or a 0,6 nH serial inductance in each branch of the balanced output, which might be integrated into PCB. min. typ. max. Nominal frequency fN — 2140,0 — MHz Maximum insertion attenuation α max 2110,0 MHz ... 2170,0 MHz — 2,3 2,9 dB 2110,0 MHz ... 2170,0 MHz *) — 2,3 2,7 dB Amplitude ripple in passband(p-p) Δα 2110,0 MHz ... 2170,0 MHz — 0,6 1,0 dB Amplitude ripple per 5MHz(p-p) Δα 2110,0 MHz ... 2170,0 MHz — 0,3 0,5 dB Output phase balance(φ(S31)−φ(S21)+180˚) Output amplitude balance (|S31/S21|) Input VSWR Δα 2110,0 MHz ... 2170,0 MHz — 1,6 2,0 Output VSWR Δα 2110,0 MHz ... 2170,0 MHz — 1,8 2,1 Absolute attenuation α 50,0 MHz ... 849,0 MHz 45 52 — dB 849,0MHz ... 1350,0 MHz 40 48 — dB 1350,0 MHz ... 1980,0 MHz 35 40 — dB 1980,0 MHz ... 2025,0 MHz 30 34 — dB 2025,0 MHz ... 2050,0 MHz 15 30 — dB 2215,0 MHz ... 2255,0 MHz 15 23 — dB 2255,0 MHz ... 2285,0 MHz 20 21 — dB 2285,0 MHz ... 2400,0 MHz 22 25 — dB 2400,0 MHz ... 3910,0 MHz 30 35 — dB 3910,0 MHz ... 5645,0 MHz 40 45 — dB

5 January 18, 2005

2140,0 MHzLow-Loss Filter Data Sheet Transfer function(no matching,TA= -30 ... +85 ˚C)

6 January 18, 2005

2140,0 MHzLow-Loss Filter Data Sheet Published by EPCOS AG Surface Acoustic Wave Components Division, SAW MC PD P.O. Box 80 17 09, D-81617 München  EPCOS AG 2005. All Rights Reserved. Reproduction, publication and dissemination of this bro- chure and the information contained therein without EPCOS’ prior express consent is prohibited. The information contained in this brochure describes the type of component and shall not be con- sidered as guaranteed characteristics. Purchase orders are subject to the General Conditions for the Supply of Products and Services of the Electrical and Electronics Industry recommended by the ZVEI (German Electrical and Electronic Manufacturers’ Association), unless otherwise agreed. This brochure replaces the previous edition. For questions on technology, prices and delivery please contact the Sales Offices of EPCOS AG or the international Representatives. Due to technical requirements components may contain dangerous substances. For information on the type in question please also contact one of our Sales Offices.