RF BroadBand EMC Low Noise Amplifiers

Features:

Broad Band
Low Noise

Applications:

Wireless
Receiver
Laboratory Test
Radar

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A low noise amplifier is an amplifier with a very low noise figure, used in circuits to amplify weak signals and minimize the noise introduced by the amplifier.

It is generally used as the high-frequency or intermediate frequency preamplifier of various Radio receiver, and the amplification circuit of high-sensitivity electronic detection equipment. A good Low-noise amplifier needs to amplify the signal while producing as low noise and distortion as possible.

The following are the main Features and applications of low noise amplifiers:

1. Gain amplification: LNA can amplify weak input signals to a sufficient level for subsequent circuit or system processing. In wireless communication, the received signal is often very weak, and through the amplification effect of LNA, the signal can be enhanced to a reliable level to provide subsequent processing and demodulation.
2. Reduce system noise: LNA strives to minimize the introduction of additional noise while amplifying the signal. Noise is crucial for the performance of wireless communication systems as it can mask signals and reduce the signal-to-noise ratio of the system. A low noise amplifier reduces system noise by minimizing noise figure through the use of optimized circuit design and low noise materials.
3. Improving the dynamic range of the system: Another function of LNA is to expand the dynamic range of the system. Dynamic range refers to the ability of a system to handle both strong and weak signals simultaneously. Low noise amplifiers can handle weaker signals without overloading or distortion due to stronger signals. This enables the system to work effectively in environments with large range of signal strength differences.

The main application fields of LNA are wireless communication, medical equipment, measuring instruments, radar, satellite communication, etc.

Qualwave supplies Low Noise Amplifiers from DC to 110GHz, and the noise figure can be as low as 0.7 dB. The minimum gain is 10dB and the maximum input VSWR is 3.5:1. We offer a variety of low noise amplifiers systems to meet all your needs to RF, microwave, and millimeter-wave amplifier components.

Part Number	Frequency (GHz, Min.)	Frequency (GHz, Max.)	Noise Figure (dBm, Max.)	P1dB (dBm, Min.)	Gain (dB, Min.)	Gain Flatness (dB, typ.)	Voltage (VDC)	VSWR (Max.)	Lead Time (weeks)
QLA-9K-3000-43-30	9K	3	3	16	43	1.5	12	1.8	2~8
QLA-0.01-15000-12-60	0.00001	15	6(typ.)	10	12	2.5	12	2	2~8
QLA-0.09-2000-42-30	0.00009	2	3(typ.)	15(typ.)	42(typ.)	-	12	2(typ.)	2~8
QLA-0.1-500-24-30	0.0001	0.5	3	5	24	0.5	15	1.5	2~8
QLA-0.1-500-30-30	0.0001	0.5	3	5	30	0.5	5	1.5	2~8
QLA-0.5-1000-23-12	0.0005	1	1.2(typ.)	23(typ.)	23(typ.)	-	5	1.8(typ.)	2~8
QLA-1-400-50-20	0.001	0.4	2	20	50	0.5	15	2	2~8
QLA-1-12000-30-55	0.001	12	5.5(typ.)	15	30	2.5	12	2.5	2~8
QLA-1-26500-17-55	0.001	26.5	5.5(typ.)	10	17	1	12	2.5	2~8
QLA-1.6-30-13.5-42	0.0016	0.03	4.2	26	13.5	0.25	15	1.2	2~8
QLA-5-1000-46-15	0.005	1	1.5(typ.)	20(typ.)	46(typ.)	-	5	2(typ.)	0~4
QLA-10-60-15-50	0.01	0.06	5	23	15	1	12	1.5	2~8
QLA-10-60-16-50	0.01	0.06	5	23	16	1.5	5	-	2~8
QLA-10-2500-30-40	0.01	2.5	4(typ.)	10	30	1	12	2	2~8
QLA-10-18000-25-50	0.01	18	5	10	25	1	12	2.2	2~8
QLA-20-3000-30-35	0.02	3	3.5	15	30	2.5	15	2	2~8
QLA-20-6000-32-15	0.02	6	1.5(typ.)	12	32	1.5	5	2.5	2~8
QLA-20-8000-20-30	0.02	8	3(typ.)	12	20	2	12	2(typ.)	2~8
QLA-25-1000-50-13	0.025	1	1.3	14	50	-	5~20	2.5	2~8
QLA-30-1000-15-20	0.03	1	2	18	15	3	5.5	2	2~8
QLA-30-1000-50-13	0.03	1	1.3	15	50	2.5	12	1.5	2~8
QLA-30-3000-40-30	0.03	3	3	12	40	2	15	2	2~8
QLA-30-6000-25-50	0.03	6	5	10	25	3	15	2	2~8
QLA-30-18000-15-25	0.03	18	2.5(typ.)	10	15	1	12	1.8	2~8
QLA-50-90-15-32	0.05	0.09	3.2	10	15	0.2	15	1.5	2~8
QLA-50-4000-20-15	0.05	4	1.5(typ.)	20(typ.)	20(typ.)	1.5	5	1.5(typ.)	2~8
QLA-50-6000-25-40	0.05	6	4	22	25	3	12	2	2~8
QLA-100-6000-16-10	0.1	6	1	21	16	8	5	2	2~8
QLA-100-6000-25-25	0.1	6	2.5	15	25	2	12	1.5	2~8
QLA-100-12000-25-25	0.1	12	2.5	15	25	2	12	1.5	2~8
QLA-100-15000-45-22	0.1	15	2.2	5	45	2.5	12	1.5	2~8
QLA-100-20000-25-40	0.1	20	4	20	25	1.5	12	3	2~8
QLA-100-26500-30-30	0.1	26.5	3	20	30	2.5	12	2	2~8
QLA-100-30000-18-55	0.1	30	5.5	15	18	2.5	12	2.5	2~8
QLA-100-50000-28-50	0.1	50	5(typ.)	10	28	3.0(max.)	12	3	2~8
QLA-200-2000-30-30	0.2	2	3	10	30	2	5	2	2~8
QLA-200-6000-42-13	0.2	6	1.3	15	42	2	12	2	2~8
QLA-200-10000-45-50	0.2	10	5	23	45	2.0(max.)	12	2.2	2~8
QLA-300-40000-40-55	0.3	40	5.5(typ.)	14	40	2.5	12	2.5	2~8
QLA-400-2000-25-20	0.4	2	2	20	25	1.5	9	2.5	2~8
QLA-400-8000-40-25	0.4	8	2.5	14	40	1.5	12	2	2~8
QLA-500-8000-20-16	0.5	8	1.6(typ.)	18(typ.)	20(typ.)	1	6	3.5	2~8
QLA-500-18000-10-30	0.5	18	3(typ.)	12	10	1.5	15	2	2~8
QLA-500-18000-14-30	0.5	18	3(typ.)	17	14	0.75	15	2	2~8
QLA-500-18000-16-50	0.5	18	5	18	16	1.5(max.)	12	2.2	2~8
QLA-500-18000-40-30	0.5	18	3	10	40	1.5	12	2.5	2~8
QLA-500-18000-40-35	0.5	18	3.5	12	40	2	5	2	2~8
QLA-500-40000-43-50	0.5	40	5	14	43	2.5	12	2	2~8
QLA-600-4200-20-10	0.6	4.2	1(typ.)	21(typ.)	20(typ.)	2	5	2(typ.)	0~4
QLA-600-4200-30-08	0.6	4.2	0.8	21	30	2.5	5	2	0~4
QLA-600-4200-35-10	0.6	4.2	1	21	35	2	5	2	0~4
QLA-600-4200-55-11	0.6	4.2	1.1	21	55	3	5	2	0~4
QLA-700-1100-20-25	0.7	1.1	2.5	13	20	1	12	1.5	2~8
QLA-700-1100-25-25	0.7	1.1	2.5	13	25	1.5	5	-	2~8
QLA-800-18000-25-35	0.8	18	3.5	13	25	2.5	12	2	2~8
QLA-950-2150-20-20	0.95	2.15	2	15	20	1.5	5	2	2~8
QLA-1000-6000-15-20	1	6	2	12	15	4.5	5	2	2~8
QLA-1000-12000-25-50	1	12	5(typ.)	-	25	1.5(max.)	12	2	2~8
QLA-1000-12000-28-30	1	12	3	15	28	1	12	2	2~8
QLA-1000-18000-30-40	1	18	4	10	30	1.5	12	1.5	2~8
QLA-1000-18000-40-32	1	18	3.2	8	40	2	5	1.8	2~8
QLA-1000-18000-42-25	1	18	2.5	10	42	1.5	9	2	2~8
QLA-1000-18000-45-30	1	18	3	10	45	2	5, 12	1.5	2~8
QLA-1000-18000-47-25	1	18	2.5	10	47	1.5	9	2	2~8
QLA-1000-18000-47-32	1	18	3.2	12	47	-	12	1.8	2~8
QLA-1000-18000-50-30	1	18	3	20	50	2.5	12	2	2~8
QLA-1000-18000-55-22	1	18	2.2	10	55	1.5	12	2.5	2~8
QLA-1000-20000-25-35	1	20	3.5	21	25	2.5	12	2	2~8
QLA-1000-20000-40-40	1	20	4	16	40	2	12	1.5	2~8
QLA-1000-40000-30-80	1	40	8	10	30	3	12	2.5	2~8
QLA-2000-6000-30-15	2	6	1.5	2	30	1	5	2	2~8
QLA-2000-6000-39-45	2	6	4.5	23	39	0.8	10	2	2~8
QLA-2000-8000-20-40	2	8	4	8	20	1.5	5	1.6	2~8
QLA-2000-10000-30-40	2	10	4	15	30	1	12	2	2~8
QLA-2000-18000-12-32	2	18	3.2	13	12	1.5	12	2	2~8
QLA-2000-18000-18-30	2	18	3	10	18	1.5	12	1.5	2~8
QLA-2000-18000-18-40	2	18	4	19	18	1	12	2	2~8
QLA-2000-18000-21-40	2	18	4	23	21	1	12	2	2~8
QLA-2000-18000-28-30	2	18	3	10	28	1.5	12	1.5	2~8
QLA-2000-18000-30-45	2	18	4.5	10	30	2	12	2	2~8
QLA-2000-18000-34-30	2	18	3	22	34	1.5	12	2.2	2~8
QLA-2000-26500-25-40	2	26.5	4	8	25	2	12	1.8	2~8
QLA-2000-26500-48-50	2	26.5	5	10	48	4.5	9	2.5	2~8
QLA-3000-12000-24-30	3	12	3	21	24	1.5	12	1.5	2~8
QLA-3000-15000-15-30	3	15	3	8	15	1	5	1.5	2~8
QLA-4000-8000-22-25	4	8	2.5	14	22	1	12	2	2~8
QLA-4000-8000-40-11	4	8	1.1	10	40	1.5	12	2	2~8
QLA-4000-12000-14-30	4	12	3	15	14	2	12	2	2~8
QLA-4000-12000-30-15	4	12	1.5	10	30	2	12	2	2~8
QLA-5000-10000-30-23	5	10	2.3	10	30	1.2	5	1.5	2~8
QLA-5400-5900-35-08	5.4	5.9	0.8	10	35	0.3	5	1.4	2~8
QLA-6000-18000-20-28	6	18	2.8	13	20	1.2	12	2	2~8
QLA-6000-18000-25-50	6	18	5	10	25	3	5	2	2~8
QLA-6000-18000-50-30	6	18	3	15	50	1.5	12	2	2~8
QLA-8000-12000-15-40	8	12	4	13	15	0.5	5	1.5	2~8
QLA-8000-12000-32-11	8	12	1.1	10	32	1	12	2	2~8
QLA-8000-18000-20-40	8	18	4	8	20	1.5	5	1.6	2~8
QLA-8000-26500-15-35	8	26.5	3.5	8	15	1.5	5	1.5	2~8
QLA-8000-26500-40-65	8	26.5	6.5	18	40	2	12	2	2~8
QLA-9000-10000-25-15	9	10	1.5	20	25	0.5	9	1.8	2~8
QLA-10700-12750-25-30	10.7	12.75	3	8	25	0.5	5	1.5	2~8
QLA-12000-18000-20-40	12	18	4	15	20	1.5	12	1.5	2~8
QLA-12000-18000-36-18	12	18	1.8	10	36	1.2	12	2	2~8
QLA-12000-40000-30-40	12	40	4	5	30	2.5	12	2.5	2~8
QLA-16000-22000-35-25	16	22	2.5	19	35	1.5	12	2	2~8
QLA-16000-40000-20-35	16	40	3.5	16	18	3.5	5	2	2~8
QLA-17500-20200-20-20	17.5	20.2	2	2	20	0.5	5	1.5	2~8
QLA-17700-21200-30-80	17.7	21.2	8	10	30	2	15~24	2	2~8
QLA-18000-26500-30-40	18	26.5	4	5	30	1	12	1.8	2~8
QLA-18000-26500-48-25	18	26.5	2.5	10	48	2.5	12	2.3	2~8
QLA-18000-26500-45-32	18	26.5	3.2	10	45	2	5	1.8	2~8
QLA-18000-28000-20-40	18	28	4	8	20	1.5	5	1.6	2~8
QLA-18000-40000-25-50	18	40	5	12	25	1.5(max.)	5	2.5	2~8
QLA-18000-40000-25-50(P10)	18	40	5	10	25	3	5	2	2~8
QLA-18000-40000-25-50(P15)	18	40	5	15	25	2.5	12	2	2~8
QLA-18000-40000-30-50(P20)	18	40	5	20	30	2.5	12	2.5	2~8
QLA-18000-40000-30-35	18	40	3.5	8	30	2.5	12	2.2	2~8
QLA-18000-40000-40-45	18	40	4.5	6	40	2.5	15	2	2~8
QLA-18000-40000-50-45	18	40	4.5	5	50	3	15	2	2~8
QLA-20000-32000-40-25	20	32	2.5	10	40	2.5	5	2	2~8
QLA-23000-25000-35-20	23	25	2	-3	35	1.5	5	1.8	2~8
QLA-23000-40000-34-35	23	40	3.5	10	34	2.5	12	2	2~8
QLA-24000-28000-30-40	24	28	4	10	30	1	5	2	2~8
QLA-24000-30000-30-20	24	30	2	10	30	1	5	1.5	2~8
QLA-25300-27200-50-18	25.3	27.2	1.8	5	50	1	12	1.5	2~8
QLA-26000-40000-30-28	26	40	2.8	10	30	2.5	12	2.3	2~8
QLA-26000-40000-30-30	26	40	3	-	30	-	7	2.2	2~8
QLA-26500-40000-20-30	26.5	40	3	5	20	1.5	5	1.5	2~8
QLA-26500-40000-25-40	26.5	40	4	-	25	2	5	1.8	2~8
QLA-39000-41000-30-32	39	41	3.2	10	30	0.5	5	2	2~8
QLA-40000-53000-40-50	40	53	5	10	40	2	5	2	2~8
QLA-50000-59000-40-55	50	59	5.5	10	40	1	8	2	2~8
QLA-50000-75000-25-30	50	75	3	-	25	-	7	2	2~8
QLA-57000-67000-30-50	57	67	5	10	30	-	12	2	2~8
QLA-60000-90000-35-40	60	90	4	9	35	-	5	3	2~8
QLA-60000-90000-26-43	60	90	4.3	-	26	-	7	2	2~8
QLA-75000-110000-20.5-32	75	110	3.2	-	20.5	2.5	7	2	2~8
QLA-75000-110000-38-36	75	110	3.6	-	38	-	7	2	2~8
QLA-110000-170000-16-40	110	170	4(typ.)	-	16	3	7	2.2	2~8
QLA-140000-200000-15-45	140	200	4.5	-	15	3	7	2.5	2~8
QLA-200000-230000-22-72	200	230	7.2	-	22	3	5	2.5	2~8
QLA-230000-260000-19-85	230	260	8.5	-	19	-	5	3.5	2~8