njg1104kb2 New Japan Radio Co.,Ltd, njg1104kb2 Datasheet
njg1104kb2
Related parts for njg1104kb2
njg1104kb2 Summary of contents
Page 1
... BAND LOW NOISE AMPLIFIER GaAs MMIC GENERAL DESCRIPTION NJG1104KB2 is a variable gain low noise amplifier (LNA). At 800MHz band, noise figure is 1.2dB, variable gain range is 21dB and input 3rd order intercept point is +6dBm. These characteristics are very suitable for CDMA cellular phone application ...
Page 2
... NJG1104KB2 ABSOLUTE MAXIMUM RATINGS PARAMETER Drain Voltage Gain Control Voltage Input Power Power Dissipation Operating Temperature Storage Temperature ELECTRICAL CHARACTERISTICS PARAMETER Operating Frequency Drain Voltage Gain Control Voltage Operating Current Gain Control Terminal Current Small Signal Gain Gain Flatness Gain Control Range ...
Page 3
... Ground (0V) terminal. Ground plane should be placed as close to the ground 2, 4 GND terminals output and drain voltage supplies terminal. External matching circuit is 3 RFout required. VCONT Gain control voltage ( input terminal. External matching circuit and DC blocking capacitor are required. 6 RFin Description ) supplies terminal. CONT NJG1104KB2 - 3 - ...
Page 4
... NJG1104KB2 TYPICAL CHARACTERISTICS NF,Gain vs. frequency (V =2.8V,V DD 4.0 3.5 3.0 2.5 Gain 2.0 1.5 1.0 NF 0.5 0.0 700 750 800 850 frequency (MHz) Pout,Gain vs. Pin (V =2.8V P-1dB=7.7dBm 5 Gain 0 -5 Pout -10 -15 -40 -30 -20 Pin (dBm) Pout, IM3 vs. Pin (V =2.8V,V =1.7V,I =6mA,f=865+865.1MHz) DD CONT DD 40 Pout IM3 f=864.9MHz 20 IM3 f=865.2MHz Pout 0 -20 -40 IM3 ...
Page 5
... =2.8V, V =1.7V) DD CONT Equations of OIP3 and IIP3 OIP IIP 3 VCONT=1.7V@ Pin=-30dBm VCONT=0.2V@ Pin=-10dBm NJG1104KB2 OIP3,IIP3 vs. VCONT (V =2.8V,I =6mA,f=865+865.1MHz,Pin=-30dBm 0.5 1.0 1.5 VCONT (V) OIP3,IIP3 vs. IDD (V =2.8V,V =1.7V,f=865+865.1MHz,Pin=-30dBm) DD CONT OIP3 IIP3 IDD (mA) 3 × ...
Page 6
... NJG1104KB2 TYPICAL CHARACTERISTICS NF,Gain vs. VDD (V 2.0 1.8 1.6 Gain 1.4 1.2 NF 1.0 2.5 3.0 3.5 4.0 4.5 VDD (V) IDD vs. VDD 7.0 6.8 6.6 6.4 6.2 6.0 2.5 3.0 3.5 4.0 4.5 VDD IDD vs - =1.7V,f=865MHz) CONT 5.0 5.5 6.0 2 =1.7V) DD CONT 5.0 5.5 6.0 820 (V =2.8V,V =1.7V) DD CONT Equations of OIP3 and IIP3 IIP VCONT=1.7V@ Pin=-30dBm VCONT=0 ...
Page 7
... 100 -50 NJG1104KB2 Gain vs. Ta (Variable VCONT) (V =2.8V,freq=865MHz Delta Gain(max)=1.3dB@Ta=-40to80 C,VCONT=1.3V VCONT=1.4V VCONT=1.3V VCONT=1.2V VCONT=1.1V VCONT=1.0V VCONT=0.9V VCONT=0.8V VCONT=0.6V VCONT=0.4V VCONT=0.2V VCONT= NF,Gain vs =2.8V,V =0 ...
Page 8
... NJG1104KB2 TYPICAL CHARACTERISTICS S11,S21,S12,S22 vs. frequency (V =2.8V S21 10 0 S22 -10 -20 S11 -30 S12 -40 0 500 1000 frequency (MHz) S11,S22 vs. frequency (V =2.8V -10 -15 S22 S11 - frequency (GHz) S21,S12 vs. frequency (V =2.8V S21 10 0 -10 -20 S12 - frequency (GHz =1.7V,I =6mA) CONT ...
Page 9
... GND 4 Vcont AMP 5 ATT RFin 6 NJG1104KB2 S12 S22 ang mag ang (deg) (units) (deg) 94.9 0.795 -9.3 56.3 0.725 -7.2 85.4 0.744 -5.8 84.2 0.770 -6.8 87.7 0.792 -8.8 87.5 0.819 -11.5 84.5 0.835 -14.5 81.0 0.849 -17.6 78.6 0.864 -20 ...
Page 10
... NJG1104KB2 TYPICAL CHARACTERISTICS Scattering Parameter Table at Minimum Gain V =2.8V, V =0.2V CONT S11 Freq mag ang (MHz) (units) (deg) 100 0.771 -62.4 200 0.573 -99.1 300 0.480 -121.8 400 0.430 -138.2 500 0.405 -150.1 600 0.391 -159.8 700 0.381 -167.4 800 0.373 -174.5 900 ...
Page 11
... AMP 5 ATT RFin Output PCB: FR4 t=0.2mm R1 MICROSTRIP LINE WIDTH=0.4mm(Zo=50 ) PCB SIZE: 20.0x20.0mm Comment - NJG1104KB2 RFout Output =2.8V GND 2 C4 SOURCE PRECAUTIONS 1) The inductor of 1608 size is recommended for NF characteristics. 2) The value selected to get lower gain and higher output IP3 ...
Page 12
... NJG1104KB2 PACKAGE OUTLINE (FLP6-B2) 2.0±0 0.65 0.65 +0.1 0.2 -0.05 Cautions on using this product This product contains Gallium-Arsenide (GaAs) which is a harmful material. Do NOT eat or put into mouth. Do NOT dispose in fire or break up this product. Do NOT chemically make gas or powder with this product. To waste this product, please obey the relating law of your country. ...