Products > Bandpass Filter Application > High Attenuation RF Bandpass Helical Filter (7H4 & 5W4 Series)
 

 

 

High Attenuation RF Bandpass Helical Filter (7H4 & 5W4 Series)


Standard Supply & Customized Service Centre Frequency (Fo=45MHz~1300MHz)

 

----- Top Popular Application in the world-----

"Temwell High Attenuation Helical Filter - 7H4 & 5W4 Series", higher Attenuation,

  lower I.L., and  wider  B.W.  Filter, is Temwell special design for high  frequency

  specification  required  equipment, such as, MDS, Underground 2 way radio

  Mobile DVB-T, Project 25 wireless, RF over Filter,etc, especially for 3 in 1 Network    

  Digital Signal. 

 

  There are over 200 models, including 50 ohm and  75 ohm  series, and we also   

  provide "Customized  Service" in order to upgrade into 5pole(Quintuple) Filter

  and 6 pole (Sextuple) Filter according to your specific requirement. Contact us.

 

A. High Attenuation Series

Helical Filter-7H4 Series

Helical Filter-5W4 Series

Helical Filter-7H5 Series

Helical Filter-7H6 Series

B. Customized Attenuation Service

C. Reference Catalog 

7H4 Quadruple Helical Band Pass Filter 

Fo=45MHz~1300MHz

7H4 Series (LxWxH) = 30.5x7.6x12.5 mm

50Ω Series

 

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TF6489B1-74M

68~ 75M

5.5M

4.0

TF69179B-292.5M

276~ 310M

15M

3.0

TF69207D-630M

596~ 640M

13M

4.0

TF69489D-75M

68~ 75M

11M

3.5

TF69188B1-280M

276~ 310M

17M

4.5

TF69208D-614M

596~ 640M

20M

3.5

TF69287B-80M

76~ 85M

5M

4.5

TF69452B1-325M

311~ 355M

8M

5.5

TF69499B-600M

596~ 640M

72M

2.0

TF69280A1-107M

96~ 107M

6M

4.0

TF69275E-341M

311~ 355M

10M

4.5

TF6964A-650M

641~ 660M

5M

7.0

TF6488E-98M

96~ 107M

20M

2.0

TF69321B1-325M

311~ 355M

13M

4.0

TF69632A-660M

641~ 660M

10M

6.0

TF69198B1-124M

108~ 125M

6M

4.0

TF64221F-344M

311~ 350M

15M

3.5

TF69633F-660M

641~ 660M

58M

3.0

TF69180B-120M

108~ 125M

19M

4.0

TF64237E-330M

311~ 355M

18M

3.0

TF69501F-650M

641~ 660M

69M

2.5

TF69695BF-118M

108~ 125M

20M

2.0

TF69437E-341.4M

311~ 355M

19M

3.5

TF69242D-700M

661~ 700M

14M

4.5

TF64217C-118M

108~ 125M

23M

2.0

TF64219E-330M

311~ 355M

25M

2.5

TF69651B-675M

661~ 700M

53M

2.5

TF69676B1-130M

126~ 145M

6M

4.0

TF6998B-350M

311~ 355M

25M

2.5

TF69652B-725M

701~ 750M

55M

2.5

TF6955B1-137.5M

126~ 146M

6M

4.5

TF6920A-341.4M

311~ 355M

40M

2.0

TF69505A-730M

701~ 750M

72M

3.5

TF6957B1-140.21M

126~ 145M

7M

4.0

TF64208B-325M

311~ 355M

50M

2.0

TF69653B-775M

751~ 800M

55M

2.5

TF69205B1-134M

126~ 145M

8M

4.0

TF69869B-350M

311~ 355M

88M

1.5

TF69514D-760M

751~ 800M

69M

2.0

TF69181B-140M

126~ 145M

16M

3.5

TF64240F-360M

356~ 400M

15M

3.0

TF69147A-815M

801~ 830M

6M

8.5

TF64218C-128M

126~ 145M

20M

2.0

TF6999B-396M

356~ 400M

18M

3.0

TF69131A-813.5M

801~ 830M

9M

6.5

TF69159B1-128M

126~ 145M

22M

2.5

TF64238F-370M

356~ 400M

13M

3.0

TF69464D-813.5M

801~ 830M

17M

6.0

TF6914B-152M

146~ 165M

3M

6.5

TF64239F-390M

356~ 400M

16M

3.0

TF69214A-820M

801~ 830M

22M

5.0

TF6921D-154M

146~ 165M

3M

7.0

TF6971F-375M

356~ 400M

20M

3.0

TF69655B1-825M

801~ 830M

55M

2.5

TF64231E-152M

146~ 165M

8M

4.0

TF64226E-370M

356~ 400M

28M

2.5

TF69148A-845M

831~ 860M

7M

7.5

TF69709B-152M

146~ 165M

5M

4.5

TF69275E3-452.5M

401~ 455M

10M

4.5

TF69555F-859.5M

831~ 860M

25M

3.5

TF69711B-151M

146~ 165M

7M

4.0

TF69462A-455M

401~ 455M

10M

5.5

TF69450E-836.5M

831~ 860M

27M

3.5

TF6924D-151M

146~ 165M

8M

3.5

TF64234E-450M

401~ 455M

15M

3.5

TF69215A-845M

831~ 860M

26M

4.5

TF64229E-155M

146~ 165M

9M

3.5

TF69466B-433M

401~ 455M

15M

3.5

TF69133A-876M

861~ 880M

17M

6.0

TF64229E-152M

146~ 165M

12M

3.0

TF64234E-450M

401~ 455M

16M

3.5

TF69246A-870M

861~ 880M

20M

5.5

TF69182B-152.5M

146~ 165M

17M

3.0

TF69466F-440M

401~ 455M

16M

3.5

TF69655B2-870M

861~ 880M

27M

4.0

TF69379B-165M

146~ 165M

18M

2.5

TF69157B-447.5M

401~ 455M

17M

3.5

TF69150A-897.5M

881~ 900M

10M

7.0

TF64213BF-161M

146~ 165M

26M

2.0

TF64226E-410M

401~ 455M

25M

2.5

TF69451F-881.5M

881~ 900M

17M

3.5

TF69399D-149.5M

146~ 165M

35M

2.0

TF69295B-427.5M

401~ 455M

32M

3.0

TF69309A-900M

881~ 900M

30M

4.0

TF69397B-149M

146~ 165M

31M

2.5

TF6982B-450M

401~ 455M

37M

2.5

TF69263A-895.5M

881~ 900M

40M

3.5

TF69444B-149M

146~ 165M

33M

2.5

TF69256B-430M

401~ 455M

43M

2.5

TF69548E-895.5M

881~ 900M

52M

3.0

TF6499B-157M

146~ 165M

34M

2.0

TF64209B-455M

401~ 455M

50M

2.0

TF69248A-915M

901~ 930M

15M

5.5

TF6958B-170M

166~ 195M

4M

6.5

TF64214B-450M

401~ 455M

110M

2.0

TF69550E-902.5M

901~ 930M

27M

3.5

TF6959D-174M

166~ 195M

7M

4.0

TF69880E-473M

456~ 515M

6M

7.0

TF69291A-915M

901~ 930M

34M

4.0

TF6986B-172.5M

166~ 195M

8M

4.5

TF69491B-476M

456~ 515M

17M

3.5

TF69609A-927M

901~ 930M

61M

3.0

TF64230F-172.5M

166~ 195M

9M

3.5

TF69101D-477.5M

456~ 515M

14M

4.0

TF69265A-947M

931~ 950M

40M

3.0

TF69285B-173M

166~ 195M

10M

3.0

TF64232E-490M

456~ 515M

15M

3.5

TF64210A-935M

931~ 950M

50M

3.0

TF69182B-177.5M

166~ 195M

17M

4.0

TF64236F-490M

456~ 515M

15M

4.0

TF69342A-960M

951~ 975M

60M

3.5

TF69183B1-180M

166~ 195M

19M

4.5

TF69654B-476.8M

456~ 515M

16M

3.5

TF69862F-966.5M

951~ 975M

110M

2.0

TF64216B-195M

166~ 195M

50M

2.0

TF69157B-477.5M

456~ 515M

18M

3.5

TF69522A-1000M

976~ 1000M

82M

3.5

TF8929B1-200M

196~ 220M

4.5M

4.0

TF6974F-485M

456~ 515M

20M

3.0

TF69288D-1015M

1001~ 1100M

14M

7.0

TF69184B-200M

196~ 220M

17M

4.0

TF69649B-476.8M

456~ 515M

40M

2.5

TF69473C1-1011M

1001~ 1100M

22M

4.0

TF69185A-225.6M

221~ 245M

20M

2.5

TF6972F-470M

456~ 515M

45M

2.0

TF69338A-1170M

1101~ 1180M

35M

5.5

TF64207B-240M

221~ 245M

53M

2.0

TF69493B-475M

456~ 515M

64M

2.0

TF69355A-1165M

1101~ 1180M

45M

4.5

TF69853B-240M

221~ 245M

60M

1.5

TF69495B-500M

456~ 515M

70M

2.0

TF69356A1-1140M

1101~ 1180M

48M

3.5

TF64128B1-247.5M

246~ 275M

5M

4.5

TF64233F-520M

516~ 555M

15M

3.5

TF69878A-1140M

1101~ 1180M

50M

3.5

TF6489A-247.5M

246~ 275M

18M

2.5

TF69257B-530M

516~ 555M

40M

3.0

TF69560D-1283.7M

1251~ 1300M

25M

5.5

TF69296B-256.5M

246~ 275M

36M

3.0

TF69497B-550M   516~ 555M

69M

2.0

TF69426D-1260M

1251~ 1300M

28M

5.0

Pay Attention: Each parts no. all has perf. & spec. with S2P Data and customized range to indicate your own specific Fo.

 


5W4 Quadruple Helical Band Pass Filter 

Fo=300MHz~2600MHz

7W4 Series (LxWxH) = 22.4x5.6x8.6 mm

50Ω Series

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TFW-4419A-325M

301~ 350M

16M

5.5

TFW-4551B-925M

901~ 950M

35M

4.5

TFW-4647F-1950M

1901~ 1950M

84M

4.0

TFW-4422A-375M

351~ 400M

21M

5.5

TFW-4565B-927M

901~ 950M

39M

3.5

TFW-4880B-1960M

1951~ 2000M

48M

4.5

TFW-4433A-425M

401~ 450M

23M

5.5

TFW-4571B-975M

951~ 1000M

27M

5.5

TFW-4796B-2125M

2101~ 2150M

66M

4.5

TFW-4439A-475M

451~ 500M

22M

5.0

TFW-4598B-1170M

1151~ 1200M

29M

6.5

TFW-4624E-2140M

2101~ 2150M

86M

3.5

TFW-4455F-525M

501~ 550M

19M

5.5

TFW4599B-1275M

1251~ 1300M

37M

6.5

TFW-4874B-2101M

2101~ 2150M

167M

3.0

TFW-4461B-575M

551~ 600M

19M

5.5

TFW4554B-1310M

1301~ 1350M

31M

5.5

TFW-4605B-2250M

2201~ 2250M

121M

3.5

TFW-4474B-625M

601~ 650M

22M

6.0

TFW-4580B-1350M

1301~ 1350M

46M

4.5

TFW-4876B-2266M

2251~ 2300M

165M

3.0

TFW-4482B-675M

651~ 700M

16M

6.0

TFW-4538B-1490M

1451~ 1500M

40M

6.5

TFW4724B-2320M

2301~ 2350M

54M

5.5

TFW-4491B-725M

701~ 750M

27M

4.5

TFW-4588B-1575M

1551~ 1600M

51M

6.5

TFW-4877B-2416M

2401~ 2500M

175M

3.0

TFW-4501B-775M

751~ 800M

29M

4.5

TFW-4561B-1747.5M

1701~ 1750M

48M

8.0

TFW-4875B-2583M

2501~ 2600M

153M

3.0

TFW-4505B-825M

801~ 850M

37M

4.5

TFW-4601E-1747.5M

1701~ 1750M

69M

4.0

TFW-4619B-2593M

2501~ 2600M

182M

3.0

TFW-4531B-875M

851~ 900M

24M

6.0

TFW-4602F-1842.5M

1801~ 1850M

69M

4.0

TFW-4647F-1950M

1901~ 1950M

84M

4.0

TFW4674B-915M

901~ 950M

28M

5.0

TFW4610B-1950M

1901~ 1950M

67M

4.5

 

 

 

 

Pay Attention: Each parts no. all has perf. & spec. with S2P Data and customized range to indicate your own specific Fo.

 

 


7H 4L Quadruple Helical Band Pass Filter 

Fo= 45MHz~1300MHz

7H4L Series (LxWxH) = 30.5x7.6x12.5 mm

75Ω Series

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TEMWELL

P/N-Fo

Customized

Range

-3dB

BW

IL

dB

TFL64249F-55.25M

46~ 55M

7M

3.5

TFL64269F-519.25M

456~ 515M

7M

6.0

TFL69614F-670M

661~ 700M

75M

2.5

TFL64251F-67.25M

56~ 67M

7M

4.0

TFL64268F-513.25M

456~ 515M

7M

6.0

TFL64224E-713M

701~ 750M

20M

4.0

TFL64250F-61.25M

56~ 67M

7M

4.0

TFL64265F-495.25M

456~ 515M

7M

6.0

TFL64225F-743M

701~ 750M

20M

4.0

TFL64253F-83.25M

76~ 85M

7M

4.0

TFL69605B-460M

456~ 515M

45M

2.0

TFL69536A-740M

701~ 750M

51M

2.5

TFL64252F-77.25M

76~ 85M

7M

4.0

TFL69606B-500M

456~ 515M

50M

2.0

TFL69615F-730M

701~ 750M

70M

2.5

TFL64256F-187.25M

166~ 195M

7M

4.0

TFL69611B-490M

456~ 515M

72M

2.0

TFL69537A-780M

751~ 800M

54M

2.5

TFL64257F-193.25M

166~ 195M

7M

4.0

TFL64266F-501.25M

515~ 555M

7M

5.0

TFL69616F-790M

751~ 800M

67M

2.5

TFL64255F-181.25M

166~ 195M

7M

4.0

TFL64270F-525.25M

515~ 555M

7M

6.0

TFL69538A-810M

801~ 830M

53M

3.0

TFL64254F-175.25M

166~ 195M

7M

4.0

TFL69612B-550M

515~ 555M

70M

2.5

TFL69539A-845M

831~ 860M

45M

3.0

TFL64260F-211.25M

196~ 220M

7M

4.0

TFL69531F-565M

556~ 595M

50M

2.0

TFL69351A-1000M

976~ 1000M

60M

3.0

TFL64259F-205.25M

196~ 220M

7M

4.0

TFL69497B-562.5M

556~ 595M

73M

2.0

TFL64228B-1025M

1001~ 1100M

120M

2.0

TFL64258F-199.25M

196~ 220M

7M

4.0

TFL6445F-635.14M

596~ 640M

6M

6.0

TFL64228F-1025M

1001~ 1100M

120M

2.0

TFL69604B-420M

401~ 455M

45M

2.0

TFL6439F-597.25M

596~ 640M

6M

6.0

TFL69642B-1050M

1001~ 1100M

27M

5.0

TFL69610B-430M

401~ 455M

72M

2.0

TFL69533F-635M

596~ 640M

44M

2.5

TFL69356A-1150M

1101~ 1180M

60M

3.0

TFL64264F-489.25M

456~ 515M

7M

5.0

TFL69532F-600M

596~ 640M

45M

2.5

TFL64229F-1140M

1101~ 1180M

120M

2.0

TFL64263F-483.25M

456~ 515M

7M

5.0

TFL69613B-610M

596~ 640M

69M

2.5

TFL69645A-1300M

1301~ 1500M

60M

3.0

TFL64261F-471.25M

456~ 515M

7M

5.0

TFL69534F-670M

641~ 660M

49M

2.5

TFL4621A-1450M

1301~ 1500M

60M

3.0

TFL64262F-477.25M

456~ 515M

7M

5.0

TFL69535A-705M

661~ 700M

49M

3.0

       

Pay Attention: Each parts no. all has perf. & spec. with S2P Data and customized range to indicate your own specific Fo.

 

The Expert of the RF Band Pass Filter design& manufacturer, RF Diplexer &Duplexer, RF 50 ohm& 75ohm Filter, RF Tunable Filter


Temwell Corporation / Temstron Co., Ltd.

   8F-1,No.51, Sec.1,Min Sheng E. Rd.,Taipei, Taiwan    Tel:886-2-25652500 ( 7 Line )    Fax: 886-2-25515250  /  886-2-25652287    

E-Mail : sales@temwell.com.tw

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