Westmag LC Filters

LC Filter Series

Characteristics：

1.Wide Frequency range(from 0.03 to 3GHz);
2.Width of passband has options from 5% to 100%;
3.Multi-ways of Package structure, optional connector ports.
4.Operating Temperature range from military-use to civil-use.

Appliance:

Suitable for RF or micro signal process.
■Typical specifications

Part No.	Central Frequency (MHz)	2dB Bandwidth(MHz)	Insersion Loss （dBmax）	Rejection （dBmin）	VSWR max	Levels of Working Tem	Shape
BPF-DH/3I-231.5/3	231.5	18	5	f0±22.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-241.75/3	241.75	17.5	5	f0±22≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-252.75/3	252.75	18.5	5	f0±23.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-264.75/3	264.75	19.5	5	f0±24.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-277.5/3	277.5	20	5	f0±25≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-291/3	291	21	5	f0±26.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-305.5/3	305.5	22	5	f0±27.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-321/3	321	23	5	f0±28.7≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-337.5/3	337.5	24	5	f0±30≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-355.25/3	355.25	25.5	5	f0±32≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-374.5/3	374.5	27	5	f0±34≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-395.25/3	395.25	28.5	5	f0±35.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-417.5/3	417.5	30	5	f0±37.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-441.4/3	441.5	32	5	f0±40≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-467.5/3	467.5	34	5	f0±42.5≥60	1.5	C,I,E,M	Fig.29
BPF-DH/3I-495.5/3	495.5	37.5	5	f0±47≥60	1.5	C,I,E,M	Fig.29

Part No.	Central Frequency (MHz)	1dB Bandwidth(MHz)	Insersion Loss （dBmax）	Rejection (dBmin)	VSWR max	Levels of Tem	Shape
BPF-DH3L/1G-150-100/0.5	150	≥100	1.5	f0±100≥40dB	2	C,I,E,M	Fig.30
BPF-DH3L/1G-225-50/1	225	≥50	3	f0±50≥40dB f0±100MHz≥60dB，	2	C,I,E,M	Fig.30
BPF-DH3L/1G-275-50/1	275	≥50	3.5	f0±50≥40dB f0±100≥60dB	2	C,I,E,M	Fig.30
BPF-DH/2J- 275-350/1	275	≥350	1.5	f0±50≥40dB f0±100MHz≥60dB，	1.5	C,I,E,M	Fig.30
BPF-DH/2E- 275-350/1	275	≥350	1	f0±50≥15dB	1.5	C,I,E,M	Fig.33
BPF-DH3L/1G-325-50/1	325	≥50	3.5	f0±50MHz≥35dB f0±100 MHz≥60 dB，	2	C,I,E,M	Fig.30
BPF-DH3L/1G-375-50/1	375	≥50	3.5	f0±50MHz≥35dB , f0±100 MHz≥60 dB，	2	C,I,E,M	Fig.30
BPF-DH3L/1G-450-100/0.5	450	≥100	2.8	f0±100 MHz≥40dB， f0±200≥60 dB	2	C,I,E,M	Fig.30
1500MHz	1500	≥1000	1.5	≥40(0.6G) ≥40(2.3G)	1.8	C,I,E,M	Fig.34
1375MHz	1375	≥750	1.5	≥40(0.7G) ≥40(2.02G)	1.8	C,I,E,M	Fig.34
1275MHz	1275	≥950	1.5	≥40(0.42G) ≥40(2.13G)	1.8	C,I,E,M	Fig.34