IMS2025 Exhibition Hours: Tuesday,17 June 2025 09:30-17:00Wednes

Products

low pim Band Stop Filter LSTF-3700/3900-2N

Part No:LSTF-3700/3900-2N

Stop band range:3700-3900MHz

Insertion Loss in pass band:≤2.0dB

VSWR: ≤1.8

Band attenuation: ≥60dB

Band Pass: Dc-3670Mhz&3930-7000Mhz

PIM:2*43dBm@1800MHz<-145dBc

Max.Power:80w

Connectors: N-Female(50Ω)

Surface Finish:Black

low pim Band Stop Filter LSTF-3700/3900-2N


Product Detail

Product Tags

Leader-mw Introduction to low pim Band Stop Filter LSTF-3700/3900-2N

The LEADER- MW Low PIM Band Stop Filter LSTF - 3700/3900 - 2N is a specialized RF  component. It is designed to block frequencies in the 3700 - 3900 MHz band while allowing other frequencies to pass with minimal interference.

One of its key features is its extremely low Passive Intermodulation (PIM) level of 145 dBc. This low PIM is crucial in high - performance RF systems as it reduces unwanted intermodulation products that can cause signal distortion and interference.

This filter is ideal for applications such as cellular base stations, where maintaining signal purity and quality is of utmost importance. Its design ensures reliable operation in challenging RF environments. The LSTF - 3700/3900 - 2N helps operators to optimize their network performance by effectively filtering out unwanted frequencies and minimizing PIM - related issues, thus enhancing the overall efficiency and reliability of the communication system.

Leader-mw Specification
No. Parameter Minimum Typical Maximum Units
1 Center Freq.

3800

MHz

2 Stop band

3700

3900

MHz

3 Insertion Loss in Band Pass

2

dB

4 Rejection

≥60dB

dB

5 VSWR

1.8

Band  Pass DC-3670    3930-7000    MHz
6 Power

80w

W cw

7 Operating Temperature Range

0

-

+50

8 Impedance

-

50

-

Ω

9 Port Connectors

N-F

10 PIM  2*43dBm@1800MHz<-145dBc
11 Preferred finish Black

 

Remarks:

Power rating is for load vswr better than 1.20:1

Leader-mw Environmental Specifications
Operational Temperature 0ºC~+50ºC
Storage Temperature -50ºC~+85ºC
Vibration 25gRMS (15 degrees 2KHz) endurance, 1 hour per axis
Humidity 100% RH at 35ºc, 95%RH at 40ºc
Shock 20G for 11msec half sine wave,3 axis both directions
Leader-mw Mechanical Specifications
Housing Aluminum
Connector ternary alloy three-partalloy
Female Contact: gold plated beryllium bronze
Rohs compliant
Weight 1.3kg

 

 

Outline Drawing:

All Dimensions in mm

Outline Tolerances ± 0.5(0.02)

Mounting Holes Tolerances ±0.2(0.008)

All Connectors: N-Female

3700
Leader-mw Test data
微信图片_20250124112532
微信图片_20250124112544
Leader-mw PIM
PIM3-1
PIM3-3

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