
| Tus thawj coj-mw | Kev Taw Qhia Txog Kev Ua Haujlwm Siab Siab Low Noise Power Amplifier |
Ib lub tshuab ua kom nrov nrov (LNA) uas ua haujlwm hauv qhov ntau zaus 0.01 txog 1GHz yog ib qho tseem ceeb hauv cov txheej txheem sib txuas lus niaj hnub no thiab cov ntawv thov ua cov teeb liab. Lub cuab yeej no yog tsim los txhim kho cov teeb liab tsis muaj zog thaum tseem ua rau muaj suab nrov tsawg dua, kom ntseeg tau tias cov teeb liab zoo tshaj plaws rau kev ua lossis kev tshuaj xyuas ntxiv.
Feem ntau, LNA muaj cov khoom siv semiconductor siab heev thiab cov txheej txheem tsim hluav taws xob kom ua tiav nws cov yam ntxwv zoo tshaj plaws. Nws qhov nce, uas tuaj yeem ua tau ntau, tso cai rau nws kom ua kom cov teeb liab nrov dua yam tsis muaj kev cuam tshuam loj, ua rau nws zoo tagnrho rau kev siv hauv cov chaw uas lub zog teeb liab yog qhov txwv, xws li hauv kev sib txuas lus satellite lossis kev sib kis wireless ntev.
Kev ua haujlwm hla 0.01 txog 1GHz zaus band npog ntau yam kev siv suav nrog VHF/UHF xov tooj cua, microwave txuas, thiab qee lub radar systems. Lub amplifier qhov bandwidth dav ua kom muaj kev sib raug zoo nrog ntau yam qauv kev sib txuas lus thiab cov txheej txheem, txhim kho nws qhov kev hloov pauv thoob plaws ntau lub platform thiab cov ntaub ntawv siv.
Ntxiv rau qhov nce siab thiab lub suab qis, lwm cov lus qhia tseem ceeb rau cov amplifiers no suav nrog kev sib phim impedance input thiab output, linearity, thiab kev ruaj khov ntawm qhov kub thiab txias. Cov cwj pwm no ua ke pab txhawb rau lawv qhov kev ntseeg tau thiab kev ua haujlwm zoo hauv kev tswj hwm kev ncaj ncees ntawm cov teeb liab hauv qab ntau yam xwm txheej.
Zuag qhia tag nrho, lub amplifier uas muaj suab nrov tsawg hauv qhov ntau zaus 0.01-1GHz yog qhov tseem ceeb rau kev txhim kho qhov rhiab heev thiab kev ua tau zoo ntawm kev sib txuas lus thiab kev kuaj pom, ua rau kev txais thiab xa cov teeb liab meej dua thiab txhim khu kev qha dua.
| Tus thawj coj-mw | cov lus qhia tshwj xeeb |
| Tsis yog. | Cov Qauv | Yam tsawg kawg nkaus | Ib txwm muaj | Qhov siab tshaj plaws | Chav |
| 1 | Qhov ntau zaus | 0.01 | - | 1 | GHz |
| 2 | Tau Txais | 42 | 44 | dB | |
| 4 | Tau Txais Kev Sib Npaug |
| ±2.0 | db | |
| 5 | Suab nrov | - | 1.5 | dB | |
| 6 | P1dB Tso zis fais fab | 20 |
| dBM | |
| 7 | Lub zog tso zis Psat | 21 |
| dBM | |
| 8 | VSWR | 1.5 | 2.0 | - | |
| 9 | Kev Muab Hluav Taws Xob | +12 | V | ||
| 10 | DC Tam Sim No | 250 | mA | ||
| 11 | Lub zog siab tshaj plaws ntawm cov tswv yim | -5 | dBm | ||
| 12 | Tus Txuas | SMA-F | |||
| 13 | cuav xwm | -60 | dBc | ||
| 14 | Impedance | 50 | Ω | ||
| 15 | Kub Ua Haujlwm | -30℃~ +50℃ | |||
| 16 | Qhov hnyav | 100G | |||
| 15 | Qhov tiav zoo dua | daj | |||
Cov Lus Cim:
| Tus thawj coj-mw | Cov Lus Qhia Txog Ib puag ncig |
| Kub Ua Haujlwm | -30ºC~+50ºC |
| Kub Cia Khoom | -50ºC ~ + 85ºC |
| Kev co | 25gRMS (15 degrees 2KHz) kev ua siab ntev, 1 teev ib qho axis |
| Av noo | 100% RH ntawm 35ºc, 95% RH ntawm 40ºc |
| Kev poob siab | 20G rau 11msec ib nrab sine nthwv dej, 3 axis ob qho kev taw qhia |
| Tus thawj coj-mw | Cov Qauv Txuj Ci |
| Tsev nyob | Aluminium |
| Tus Txuas | Kub plated tooj dag |
| Tus Poj Niam Tiv Tauj: | kub plated beryllium tooj dag |
| Rohs | ua raws li txoj cai |
| Qhov hnyav | 0.1kg |
Daim Duab Qhia Txog:
Tag Nrho Qhov Loj hauv mm
Kev Tawm Tsam Tawm Tsam ± 0.5 (0.02)
Kev Tawm Tsam Qhov Mounting ± 0.2 (0.008)
Txhua Tus Txuas: SMA-Poj Niam
| Tus thawj coj-mw | Cov Ntaub Ntawv Xeem |