Features:
- Broadband
- High Power
- Low Insertion Loss
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+86-28-6115-4929 -
sales@qualwave.com
RF High Power BroadBand Power Amplifier Surface Mount Isolators
Surface Mount Isolators is a microwave isolator manufactured using surface mount technology.
They are used to isolate RF and microwave components, protecting them from unwanted signal reflections and helping to achieve stable and consistent signal transmission. Surface mount isolators can be used in a variety of applications, including filters, oscillators, and amplifiers.
Like circulators, surface mount isolators are constructed using ferrite materials and metallized circuit boards. The ferrite material is designed to redirect or absorb any reflected signals that would otherwise interfere with the signal being transmitted.
Surface mount isolators also require magnetic biasing to operate efficiently. Its characteristics include:
1. Miniaturization: The SMT isolator adopts microchip packaging, which can achieve miniaturization design.
2. High performance: SMT isolators have high isolation, low insertion loss, broadband, and stable performance.
3. High reliability: SMT isolators have undergone multiple tests and verifications, and can achieve high reliability in operation.
4. Easy to manufacture: SMT isolators adopt modern manufacturing processes, which can achieve large-scale production.
SMT isolators are mainly used in the following fields:
1. Wireless communication: SMT isolators can be used in wireless communication systems such as mobile phones, WiFi, Bluetooth, etc. to improve transmission quality and stability.
2. Radar and satellite communication: SMT isolators have been widely used in radar and satellite communication systems to protect transmitters and receivers.
3. Data transmission system: SMT isolators have also been widely used in data transmission systems to improve the reliability and stability of data transmission.
4. Relay amplifier: SMT isolators can be used to obtain transmission signals and protect the amplifier.
5. Microwave measurement: SMT isolators can be used in microwave measurement systems to protect microwave sources and receivers, ensuring accurate measurement signals and data. It should be noted that SMT isolators are typically used in high-frequency applications and require layout and circuit board design according to design requirements to avoid electromagnetic interference and signal reflection.
Qualwave supplies broadband and high power surface mount isolators in a broad range from 790MHz to 6GHz. Our surface mount isolators are widely used in many areas.
Part Number |
Frequency(GHz, Min.)  |
Frequency(GHz, Max.) |
Band width(Max.) |
Insertion Loss(dB, max.) |
Isolation(dB,Min.) |
VSWR(Max.) |
Fwd Power(W) |
Rev Power(W) |
Temperature(℃) |
Size(mm) |
|---|---|---|---|---|---|---|---|---|---|---|
| QSI10 | 2.515 | 5.3 | 300 | 0.6 | 16 | 1.4 | 30 | 10 | -40~+85 | Φ10×7 |
| QSI12R5 | 0.79 | 6 | 600 | 0.6 | 17 | 1.35 | 50 | 10 | -40~+85 | Φ12.5×7 |
| QSI25R4 | - | 1.03 | - | 0.3 | 23 | 1.2 | 300 | 20 | -40~+85 | Φ25.4×9.5 |
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