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Part No.	B3607
Manufacturer	EPCOS
Size	71 Kbytes
Pages	6 pages
Description	SAW Components Low-loss Filter 140,00 MHz

Datasheet Summary with AI

# SAW Components B3607 - 140.00 MHz Low-Loss Filter

## Overview

️· Ceramic package: QCC12
️· Weight: 0.4g
️· Features: High-performance IF bandpass filter, constant group delay, hermetically sealed.
️· Electrostatic Sensitive Device (ESD)

## Pin Configuration

️· 11: Input
️· 1: Input - ground
️· 5: Output
️· 7: Output - ground
️· 2, 6, 8, 12: Case - ground
️· 3, 9: Shield - ground
️· 4, 10: To be grounded

## Maximum Ratings

️· Operable temperature: -40°C to +85°C
️· Storage temperature: -40°C to +85°C
️· DC voltage: 0V
️· Source power: 10 dBm (50Ω)

## Characteristics

️· Operating temperature: 25°C
️· Terminating impedance: 50Ω
️· Group delay aperture: 200 kHz

Parameter Minimum Typical Maximum Units

Center Frequency (fC) 139.75 140.00 140.25 MHz

Insertion Attenuation (αC) — 6.0 7.5 dB

Amplitude Ripple (Δα) (137.50-142.50 MHz) — 0.7 1.0 dB

Phase Ripple (Δϕ) (137.50-142.50 MHz) — 5 10 °

Pass Bandwidth (B1dB) 5.8 — 6.1 MHz

Pass Bandwidth (B3dB) 6.9 — 7.1 MHz

Pass Bandwidth (B40dB) — 10.5 11.1 MHz

Relative Attenuation (αrel) (100-134 MHz) 40 47 — dB

Relative Attenuation (αrel) (146-180 MHz) 40 46 — dB

Group Delay (τC) — 1.35 — µs

Group Delay Ripple (Δτ) (137.50-142.50 MHz) — 80 150 ns

Temperature Coefficient of Frequency (TCf) — -87 — ppm/K

️· Matching circuit required.
️· Component values depend on PCB layout.

## Components

️· LP1: 47 nH
️· LS2: 27 nH
️· LS3: 39 nH
️· LP4: 68 nH

## Attachment

️· Pyroelectric pulse amplitude < 50 mV.

Parameter	Minimum	Typical	Maximum	Units
Center Frequency (fC)	139.75	140.00	140.25	MHz
Insertion Attenuation (αC)	—	6.0	7.5	dB
Amplitude Ripple (Δα) (137.50-142.50 MHz)	—	0.7	1.0	dB
Phase Ripple (Δϕ) (137.50-142.50 MHz)	—	5	10	°
Pass Bandwidth (B1dB)	5.8	—	6.1	MHz
Pass Bandwidth (B3dB)	6.9	—	7.1	MHz
Pass Bandwidth (B40dB)	—	10.5	11.1	MHz
Relative Attenuation (αrel) (100-134 MHz)	40	47	—	dB
Relative Attenuation (αrel) (146-180 MHz)	40	46	—	dB
Group Delay (τC)	—	1.35	—	µs
Group Delay Ripple (Δτ) (137.50-142.50 MHz)	—	80	150	ns
Temperature Coefficient of Frequency (TCf)	—	-87	—	ppm/K