FTF4851 RAKON | Alldatasheet
Document overview
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- PDF pages: 3
Technical content
Part number: 4851 | Revision: A1 | Date: 24 January 2023 Specifications are subject to change without notice Copyright © 2014 to 2023 Rakon Limited. All rights reserved Page 1 of 3 www.rakonxpress.com
1.0 Main parameters
N° Characteristics Symbol Value Unit Note 1.1 Nominal centre frequency fc 90.0 MHz
1.2 Number of poles 4
2.0 Insection loss
N° Characteristics Symbol Min. Nom. Max. Unit Note 2.1 Insertion Loss (IL) IL 4.0 dB Measured on smallest attenuation in passband 3.0 Passband N° Characteristics Symbol Nom. Unit -∆ Fmin +∆ Fmax Unit Note
3.1 Bandwidth between 3dB frequencies 3 dB -22 +22 kHz Referred to fc
4.0 Ripple over
N° Characteristics Symbol Nom. Unit -∆ Fmin +∆ Fmax Unit Note 4.1 Ripple over ≤1.0 dB Peak to valley in passband 5.0 Stopband – Guaranteed Attenuation N° Characteristics Symbol Nom. Unit -∆ Fmin +∆ Fmax Unit Note 5.1 ≥28 dB -100 +100 kHz Referred to fc 5.2 ≥30 dB -200 +200 kHz Referred to fc 5.3 ≥30 dB -400 +400 kHz Referred to fc 5.4 ≥35 dB -1 +1 MHz Referred to fc 5.5 ≥40 dB -2 +2 MHz Referred to fc 5.6 ≥50 dB -3 +3 MHz Referred to fc 5.7 ≥50 dB -6 +6 MHz Referred to fc 5.8 ≥50 dB -7 +7 MHz Referred to fc 5.9 ≥40 dB -7 to -20 +7 to+20 MHz Referred to fc 6.0 Matching N° Characteristics Symbol Resistance Unit Capacitance Unit Note 6.1 Input and output 760 ±5% Ω 0.6 ±0.3 pF To be confirmed after sampling 6.2 Coupling capacitance 3 ±0.3 pF To be confirmed after sampling 7.0 Temperature range N° Characteristics Symbol Min. Nom. Max. Unit Note
7.1 Operating OTR -40 85 °C
7.2 Storage STR -40 85 °C
Part number: 4851 | Revision: A1 | Date: 24 January 2023 Specifications are subject to change without notice Copyright © 2014 to 2023 Rakon Limited. All rights reserved Page 2 of 3 www.rakonxpress.com
8.0 Intermodulation
N° Characteristics Symbol Inband Outband Unit Note
8.1 Input frequency fc±800 and fc±1600 kHz MHz
8.2 Input power level -20 dBm
8.3 Intermodulation output fc <-100 dBm
9.0 Input level
N° Characteristics Symbol Value Unit Note
9.1 Measurement level -10 dBm
9.2 Maximum level +5 dBm
10.0 Package, marking and pin connections
N° Characteristics Specifications Model outline drawing 10.1 Package type SMD, 7.0 x 5.0 mm
10.2 Marking Line 1: FTF4851
Line 2: 105753 Line 3: YWW (Date code)
10.3 Pin connections Pin 1, 4: GND
Pin 2, 5*: Coupling capacitance Pin 3: Output Pin 6: Input * Pins 2 and 5 are not physically connected in the package and must be connected together on the PCB.
11.0 Test circuit
N° Test circuit diagram 11.1 Unit: mm FRONT VIEW SIDE VIEW BOTTOM VIEW Marking TOP VIEW
Part number: 4851 | Revision: A1 | Date: 24 January 2023 Specifications are subject to change without notice Copyright © 2014 to 2023 Rakon Limited. All rights reserved Page 3 of 3 www.rakonxpress.com
12.0 Packaging
N° Tape details Reel details 12.1 13.0 Specification History Revision Change notes Date A0 Preliminary Datasheet creation Aug, 21st 2014 A1 Re-branding Rakon to RakonXpress Jan, 24th 2023