HE041 Series B O WEI Voltage Variable Attenuators BOWEI INTEGRATED CIRCUITS CO.,LTD. Typical Performance Attenuation VS. Frequency ●Siagle valtoge control ●High attenuation low lossertion loss ●Fast switching time<1.5uS film coustraction ●Thin Attenuation(dB) Features ●Hermetic package ●Operating temperature range : -55℃ ～+85℃ 0 0.0V 10 0.8V 20 1.3V 30 2.1V 40 3.0V Specifications( measured in a 50Ωsystem ,Vc=0～10V, TA=-55℃～+85℃) 45 0～10 40 ≤1.8:1 0～10 35 ≤2.0:1 0～10 35 ≤2.0:1 2. 0～3. 0 1. 6 50 HE041-2 3 . 0～3. 8 HE041-3 3 . 7～4. 5 2. 0 2. 3 HE041-4 4 . 5～5. 5 5 . 0～6. 0 2. 5 3. 0 2.1 2.4 2.7 3.0 3.3 Frequency(MHz) Ico(mA)Δ ≤1.8:1 ≤1.8:1 HE041-1 HE041-5 VSWR 1.8 Control Current 0～10 VSWR VS .Frequency VSWRo 1.8 VSWR C /N Frecquency Insersion Attenuation loss(dB) Max ( dB ) (GHz) VSWRi 1.6 1.4 1.2 0～10 “ △ ” Measured at TC=24±1℃ 1.8 2.1 2.4 2.7 3.0 3.3 Frequency(MHz) Absolute Maximum Ratings Input Power:+20dBm Storage Temp:+125℃ Attenuation VS. Temperature SP-1 PIN Connection PIN Fu nc tion PIN 1 2 3 Control 4 N/C Input 5 Output 6 N/C N/C Function Attenuation(dB) 0 10 0.8V ＋85℃ ＋25℃ －55℃ 20 30 2.1V 1.8 2.1 2.4 2.7 3.0 3.3 Frequency(MHz) Vctrl SMA Attenuation VS. Control voltage Application Notes Vc 1 . Specificed frequency rang,attenuation R packages are available 1 2 . R depends on the range of control 2 voltage RFi(RFo) V C =0～3V, R=510Ω V C =0～10V, R=2000Ω 3 . See assembly section for mounting method HEXXX 5 RFo(RFi) Attenuation(dB) 0 10 20 30 40 0 1 2 3 4 5 Control voltage(V) ● TEL:+86-311-87091891 87091887 ● FAX:+86-311-87091282 ● http://www.cn-bowei.com ● E-mail:[email protected] 16