Products Description
Our Ultra Low Noise Amplifier (LNA) features a noise figure as low as 0.7 dB, gain up to 30.5 dB, and excellent linearity. Supporting +3.3V / +5V power and low-power mode, it delivers stable performance and easy integration, making it an ideal choice for communication, radar, and other high-sensitivity applications.
Products Specification
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BR9371DAJ |
BR9372DAJ |
|
Frequency |
30MHz～4GHz |
30MHz～4.5GHz |
|
Gain |
22.3dB@1GHz |
30.5dB@2GHz |
|
Output power for 1dB compression |
23.1dBm@1GHz |
19.2dBm@2GHz |
|
Noise figure |
0.7dB@1GHz |
0.8dB@2GHz |
|
Output third-order interception |
29.8dBm@1GHz |
30.6dBm@2GHz |
|
Supply current |
43mA @ Vdd=5V(normal operation mode) 21mA @ Vdd=5V(low-power operation mode) 22mA @ Vdd=3.3V(normal operation mode) 13mA @ Vdd=3.3V(low-power operation mode) |
93mA@Vdd=5V(normal operation mode) 75mA@Vdd=5V(low-power operation mode) 56mA@Vdd=3.3V(normal operation mode) 45mA@Vdd=3.3V(low-power operation mode) |
|
Package |
DFN8 (2mm × 2mm) |
QFN16 (3mm×3mm) |
Products Parameter
BR9371DAJ
|
Parameter |
Typical values |
Unit |
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|
Frequency |
30 |
50 |
100 |
300 |
500 |
1000 |
1200 |
1400 |
1600 |
1800 |
2000 |
MHz |
|
Gain |
22.9 |
22.8 |
22.8 |
22.7 |
22.7 |
22.3 |
22.1 |
21.8 |
21.6 |
21.3 |
21.0 |
dB |
|
Input return loss |
-14.2 |
-17.0 |
-19.2 |
-19.7 |
-19.8 |
-19.6 |
-18.8 |
-17.7 |
-16.4 |
-15.1 |
-14.3 |
dB |
|
Output return loss |
-11.9 |
-12.5 |
-12.7 |
-12.9 |
-13.7 |
-14.7 |
-14.7 |
-14.4 |
-13.7 |
-12.7 |
-11.8 |
dB |
|
Reverse isolation |
-26.1 |
-25.9 |
-25.8 |
-25.6 |
-25.6 |
-25.7 |
-25.8 |
-25.9 |
-26.2 |
-26.4 |
-26.7 |
dB |
|
Output power for 1dB compression |
22.1 |
22.4 |
22.8 |
23.1 |
23.2 |
23.1 |
23.2 |
23.0 |
23.0 |
23.0 |
22.8 |
dBm |
|
Output third-order interception |
33.7 |
35.1 |
32.8 |
32.1 |
31.4 |
29.8 |
28.9 |
28.4 |
28.3 |
27.9 |
28.5 |
dBm |
|
Noise figure |
1.5 |
1.2 |
1.0 |
0.7 |
0.6 |
0.7 |
0.8 |
0.7 |
0.7 |
0.7 |
0.8 |
dB |
|
Input power for 1dB compression |
0.4 |
0.7 |
1.1 |
1.5 |
1.7 |
2.0 |
2.3 |
2.4 |
2.7 |
3.0 |
3.1 |
dBm |
|
Frequency |
2200 |
2400 |
2600 |
2800 |
3000 |
3200 |
3400 |
3600 |
3800 |
4000 |
- |
MHz |
|
Gain |
20.6 |
20.4 |
20.0 |
19.7 |
19.5 |
19.3 |
19.1 |
18.8 |
18.7 |
18.5 |
- |
dB |
|
Input return loss |
-13.7 |
-13.1 |
-12.7 |
-12.4 |
-12.1 |
-11.7 |
-11.1 |
-10.6 |
-10.0 |
-9.2 |
- |
dB |
|
Output return loss |
-11.1 |
-10.4 |
-10.0 |
-9.7 |
-9.7 |
-9.7 |
-10.0 |
-10.4 |
-10.6 |
-10.9 |
- |
dB |
|
Reverse isolation |
-26.9 |
-27.2 |
-27.5 |
-27.8 |
-28.2 |
-28.5 |
-28.8 |
-29.2 |
-29.5 |
-30.0 |
- |
dB |
|
Output power for 1dB compression |
22.6 |
22.7 |
22.6 |
22.6 |
22.6 |
22.4 |
22.4 |
22.2 |
22.6 |
22.1 |
- |
dBm |
|
Output third-order interception |
28.2 |
28.9 |
28.9 |
28.9 |
28.8 |
29.3 |
29.2 |
30.0 |
30.0 |
30.4 |
- |
dBm |
|
Noise figure |
0.9 |
0.8 |
0.9 |
0.8 |
0.8 |
0.9 |
0.9 |
1.0 |
0.9 |
0.8 |
- |
dB |
|
Input Power for 1dB compression |
3.3 |
3.6 |
3.9 |
4.2 |
4.5 |
4.5 |
4.8 |
4.9 |
5.5 |
5.3 |
- |
dBm |
|
Test condition：Vdd=+5V,I=43mA,OIP3 spacing=1MHz,Pout=5dBm/tone,TA=+25℃ |
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BR9372DAJ
|
Parameter |
Typ. |
Unit |
||||||||||
|
Frequency |
30 |
50 |
100 |
200 |
400 |
600 |
1000 |
1200 |
1400 |
1600 |
1800 |
MHz |
|
Gain |
29.5 |
29.5 |
29.6 |
29.6 |
29.9 |
30.3 |
30.3 |
30.3 |
30.3 |
30.3 |
30.4 |
dB |
|
Input return loss |
-12.3 |
-13.9 |
-15.0 |
-14.8 |
-14.8 |
-14.8 |
-15.4 |
-16.3 |
-17.4 |
-18.6 |
-20.5 |
dB |
|
Output return loss |
-16.3 |
-17.8 |
-19.1 |
-19.7 |
-21.5 |
-24.9 |
-39.8 |
-38.0 |
-31.8 |
-29.8 |
-29.7 |
dB |
|
Reverse isolation |
-58.6 |
-63.2 |
-64.4 |
-58.0 |
-53.0 |
-49.4 |
-46.6 |
-45.6 |
-44.7 |
-43.8 |
-43.0 |
dB |
|
Output power for 1dB compression |
19.3 |
19.5 |
19.6 |
19.6 |
19.7 |
19.4 |
19.6 |
19.5 |
19.5 |
19.4 |
19.4 |
dBm |
|
Output third-order interception |
26.9 |
27.9 |
29.2 |
29.8 |
29.9 |
29.7 |
30.2 |
30.2 |
30.3 |
30.2 |
30.4 |
dBm |
|
Noise figure |
2.2 |
1.6 |
1.2 |
0.9 |
0.7 |
0.7 |
0.8 |
0.8 |
0.7 |
0.8 |
0.8 |
dB |
|
Frequency |
2000 |
2200 |
2400 |
2600 |
2800 |
3000 |
3200 |
3400 |
3600 |
3800 |
4400 |
MHz |
|
Gain |
30.5 |
30.6 |
30.8 |
31.0 |
31.1 |
31.1 |
30.7 |
30.3 |
30.4 |
30.4 |
29.6 |
dB |
|
Input return loss |
-22.8 |
-25.4 |
-25.1 |
-21.7 |
-18.4 |
-15.9 |
-14.8 |
-14.7 |
-14.3 |
-13.4 |
-7.6 |
dB |
|
Output return loss |
-29.1 |
-27.5 |
-23.8 |
-19.8 |
-16.3 |
-13.8 |
-12.6 |
-12.5 |
-12.5 |
-12.9 |
-14.9 |
dB |
|
Reverse isolation |
-42.3 |
-41.7 |
-41.1 |
-40.6 |
-40.1 |
-40.0 |
-40.2 |
-40.3 |
-40.0 |
-39.9 |
-38.4 |
dB |
|
Output power for 1dB compression |
19.2 |
19.1 |
19.2 |
19.1 |
19.2 |
19.3 |
19.3 |
19.4 |
19.3 |
19.8 |
20.1 |
dBm |
|
Output third-order interception |
30.6 |
30.6 |
30.8 |
30.8 |
30.7 |
30.5 |
30.3 |
30.2 |
30.0 |
30.3 |
29.4 |
dBm |
|
Noise figure |
0.8 |
0.9 |
0.9 |
0.9 |
0.9 |
1.0 |
0.9 |
0.9 |
0.9 |
1.0 |
1.0 |
dB |
|
Test conditions: Vdd=+5V, I=93mA, OIP3 spacing=1MHz, Pout=5dBm/tone, TA=+25℃ |
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Advantages
Deeply engaged in Ultra Low Noise Amplifier, gain amplifiers, switches, mixers, attenuators, phase shifters, limiters, and other components, covering the full frequency range from shortwave to millimeter-wave. Our products deliver low noise, high linearity, low power consumption, and ultra-wideband performance. Ideal for communication systems, satellite communications, electronic countermeasures, radar, medical, and rescue applications. Leveraging a rapid development platform, we provide fast delivery and complete solutions from individual components to full link systems.
Ultra Low Noise
High linearity
Low Power Consumption
Products Application
Service
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Service and Support |
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We provide customers with comprehensive professional services, including consultation, implementation, training, and technical support, and offer customized solutions tailored to different application scenarios to meet diverse customer needs |
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Product Selection We provide optimal product selection schemes based on specific customer application requirements |
Technical Consulting We supply technical data such as product specifications, test data, and other technical materials required by customers |
Professional Team Our team consists of professional R&D personnel and a complete technical support system, delivering systematic solutions |
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Technical Support · Rapid response and efficient delivery · Product selection guidance · Provision of systematic solutions · Free sample trial offer |
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FAQ
Q: What makes these amplifiers different from similar products?
A: Full-frequency coverage, low noise, high gain flatness, support for low-power operation, and rapid delivery capabilities.
Q: Are these amplifiers suitable for integration into larger RF systems?
A: Yes, they provide complete link-level performance suitable for system-level integration.
Q: Can these amplifiers support low-noise operation in sensitive measurement equipment?
A: Yes, their ultra-low noise ensures accurate performance in sensitive RF measurements.
Q: Can these amplifiers operate in both commercial and military-grade applications?
A: Yes, their wideband performance and robustness make them suitable for both commercial and defense applications.
Q: Does the product support free samples or trial shipping?
A: Yes, we provide free samples and trial units upon request to qualified customers.
Q: What is the MOQ?
A: The MOQ is 10 pieces, making it convenient for small-batch testing and applications.
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