Ceramic High Pass Filter Mini-Circuits HFCN-650D for Precise Frequency Selection and Signal Integrity

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Product Description

Mini-Circuits HFCN-650D+ Ceramic High Pass Filter

The Mini-Circuits HFCN-650D+ is a high-performance ceramic high pass filter designed for applications requiring precise frequency selection and signal integrity. It offers a compact size, temperature stability, and excellent power handling capabilities, making it suitable for demanding transmitter and receiver systems, sub-harmonic rejection, and general laboratory use.

Product Attributes

Brand: Mini-Circuits
Material: Ceramic (LTCC construction)
Certifications: +RoHS Compliant
Origin: USA (implied by P.O. Box and contact info)

Technical Specifications

Parameter	Frequency (MHz)	Min.	Typ.	Max.	Units	Notes
Stop Band Rejection	390		40		dB
Stop Band Rejection	480		20		dB
Freq. Cut-Off	650		3.0		dB
VSWR (Stop Band)	390-480		20		:1
Pass Band Insertion Loss	710-2490		2.0		dB
Pass Band Insertion Loss	850-2000			1.3	dB
VSWR (Pass Band)	760-1700		1.5		:1
Operating Temperature		-55		+100	C
Storage Temperature		-55		+100	C
RF Power Input	25C			7	W max.	Derate linearly to 3W at 100C ambient.
Max. DC Voltage	Pins 1&3			25	VDC
DC Resistance to ground		100			Mohms min.

Typical Performance Data (at 25C)

Frequency (MHz)	Insertion Loss (dB)	VSWR :1
390.00	51.73	56.04
480.00	28.47	28.96
550.00	15.77	14.26
560.00	14.13	12.44
600.00	8.26	6.63
650.00	3.61	2.89
710.00	1.66	1.66
850.00	0.90	1.42
1500.00	0.44	1.27
1737.18	1.00	96.55
2000.00	0.99	2.13
2490.00	1.89	3.29
2800.00	2.61	4.25
4000.00	5.86	9.74