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Mini-Circuits LFCN-225D Ceramic Low Pass Filter Suitable for Harmonic Suppression in RF Transmitters

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Mini-Circuits LFCN-225D Ceramic Low Pass Filter Suitable for Harmonic Suppression in RF Transmitters

Cut-Off Frequency : 350MHz

Impedance : 50Ω

Insertion Loss : 0.66dB

Type of Filter : Low-pass Filter

Frequency - Center : 350MHz

Description : 50Ω 0.66dB 350MHz SMD3216-4P Ceramic Filters RoHS

Mfr. Part # : LFCN-225D+

Model Number : LFCN-225D+

Package : SMD3216-4P

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Low Pass Filter CERAMIC LFCN-225D+

The LFCN-225D+ is a ceramic low pass filter designed for 50 Ohm systems, operating from DC up to 225 MHz. It offers excellent power handling of 8.5W, a small size, and is constructed using LTCC technology for temperature stability. This filter is ideal for harmonic rejection in VHF/UHF transmitters and receivers.

Product Attributes

Brand: Mini-Circuits
Material: Ceramic (LTCC)
Certifications: Protected by U.S Patent 6,943,646
Origin: USA (implied by P.O. Box and phone number)

Technical Specifications

Parameter	Frequency (MHz)	Min.	Typ.	Max.	Units	Notes
Passband Insertion Loss	DC-225	-	-	1.0	dB	Measured on Mini-Circuits Characterization Test Board TB-270.
Frequency Cut-Off	350	-	-	3.0	dB
VSWR	DC-225	-	1.2	-	:1
Stop Band Rejection Loss	485	20	-	-	dB
Stop Band Rejection Loss	510-2500	-	40	-	dB
Stop Band Rejection Loss	5500	20	-	-	dB
VSWR	485-5500	-	20	-	:1

Parameter	Ratings	Units	Notes
Operating temperature	-55 to 100	C
Storage temperature	-55 to 100	C
RF Power Input	8.5	W max. at 25C	Derate linearly to 3.5W at 100C ambient. Permanent damage may occur if any of these limits are exceeded.
Max. DC Voltage at pins 1&3	25	VDC
DC Current Input to Output	0.5	A max. at 25C
DC Resistance to ground	100	Mohms min.

2410311338_Mini-Circuits-LFCN-225D-_C4989840.pdf

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