Product parameters
|
Frequency (MHz) |
Model |
No. of poles |
Pass Bandwidth (KHz, min) |
Stop Bandwidth (KHz, max) |
Ripple (dB, max) |
Insertion Loss (dB, max) |
Guaranteed Attenuation (dB) |
Terminating Impedance (ohms//pF) |
Cc (pF) |
|
21.400 |
21MQ7.5A |
2 |
±3.75 |
±18 |
1.0 |
2.0 |
70 |
850/6.0 |
|
|
21MQ15A |
2 |
±7.5 |
±25 |
0.5 |
1.5 |
70 |
1500/2.5 |
||
|
21MQ15B |
4 |
±7.5 |
±25 |
1.0 |
3.0 |
70 |
1800/0.35 |
5.0 |
|
|
21MQ30A |
2 |
±7.5 |
±50 |
1.5 |
2.0 |
60 |
2500/0 |
||
|
21.700 |
21.7MQ15A |
2 |
±7.5 |
±28 |
1.0 |
2.0 |
70 |
1500/2.5 |
|
|
21.7MQ15B |
4 |
±7.5 |
±25 |
1.0 |
3.0 |
70 |
1750/0.35 |
5.0 |
|
|
21.7MQ30A |
2 |
±15 |
±50 |
1.5 |
2.0 |
50 |
2500/0 |
||
|
45.000 |
45MQ15A |
2 |
±7.5 |
±25 |
1.0 |
2.0 |
70 |
650/3.5 |
|
|
45MQ15B |
4 |
±7.5 |
±25 |
1.0 |
3.0 |
80 |
600/2.3 |
7.5 |
|
|
45MQ30A |
2 |
±15 |
±60 |
1.0 |
2.0 |
70 |
1200/1.8 |
||
|
45MQ30B |
4 |
±15 |
±40 |
1.0 |
3.0 |
70 |
1200/1.0 |
2.5 |
Product Features
■ Frequency Range: 20MHz~ 60MHz
■ Thin and light weight
■ Low Insertion loss
■ High seleativity and Highteliability
■ Excellent shock and vibration resistance
■ ROHS compliant, Pb-Free and Halogen-Free
Applications
- The Miniature SMD Crystal Filter 7050 CF75M6 series is applied in Mobile Communication Devices/Automotive Electronics /Industrial Equipment.
Product advantages
Compact Size with High Performance
The 7050 SMD package (7.0x5.0mm) saves PCB space while delivering excellent frequency stability and low insertion loss, ideal for miniaturized wireless and IoT devices.
Enhanced Reliability in Harsh Environments
Featuring robust construction and strong resistance to shock/vibration, it maintains stable performance across industrial temperature ranges (-40°C to +85°C).
certificate
The Miniature SMD Crystal Filter 7050 CF75M6 series is RoHS compliant, LEAD-FREE, HALOGEN-FREE and REACH compliant.
FAQ
Q1: What is the typical insertion loss of the Miniature SMD Crystal Filter 7050, and how does it impact signal integrity in high-frequency applications?
A: The typical insertion loss is ≤2.0 dB (varies by model), ensuring minimal signal attenuation while maintaining high selectivity. This is critical for preserving signal-to-noise ratio in compact RF designs like 5G modules and IoT transceivers.
Q2: Does the 7050 filter support wide temperature operation, and what measures ensure its stability under thermal stress?
A: Yes, Suzhou Hangjing's Miniature SMD Crystal Filter 7050 CF75M6 operates reliably from -40°C to +85°C. The use of a quartz crystal element with thermally optimized electrodes and a hermetic SMD package minimizes frequency drift, making it suitable for automotive and industrial applications.
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