HE725/HEM725 BOWEI Dual Tuning VCO BOWEI INTEGRATED CIRCUITS CO.,LTD. Typical Performance Frequency vs Tuning Voltage 2700 Features buffer amplifier low frequency pulling output flexible tuning design ●Perfect tuning linearity thin film hybrid construction ●TO-8E、SMO-8E、SP-1 package ●Operating temperature range：-55℃～+85℃ Frequency(MHz) ●Built-in ●Dual 2580 2460 2340 2220 Specifications( TA=25℃,VCC=+12V) 2100 3 0 – Po2 △ PO 20 12 VT1 :0～15V VT2:0～10V 9 12 15 Power Output vs Tuning Voltage VT1=10V VT2=5V – Output Power(dBm) fL～fH MHz 2300～2600 – MHz – Fine Frequency Range P dB m ≥10 Main Output o1 Primary Frequency Range 6 Tuning Voltage(V) Symbol Unit Guaranteed Typical Test Condition Parameter Ta=+25℃ Ta=+85℃ Ta= - 55℃ Fine Tuning Voltage VT2 dBm dB V V Pushing KVC MHz/V – Spurious Rfs dBc -30 - 90 50 ｆＬ－Ｈ：２３００～２６００ＭＨｚ Tuning Voltage(V) VT1=10V, VT2=5V ,fm=10KHz VT1=10V, VT2=5V ,TA:-55～+85℃ Tuning Sensitivity vs Tuning Voltage Power Output Variation Primary Tuning Voltage VT1 – 0 – 0～15 0～10 3.0 – 3.0 – ｆＬ－Ｈ：２３００～２６００ＭＨｚ – – – VCC=11～13V,VT1=10V, VT2=5V Rfn SФ △f dBc dBc/Hz MHz Current ICC mA – 70 – Tuning Port Capacitance CT pF – 90 – Absolute Ratings 1 6 5 4 12 2 2 3 3 6 HEMXXX Lot number 5 TO-8E 9 12 15 70 50 30 10 0 4 6 3 0 1 Maximum DC Voltage : +15V Maximum Tuning Voltage : +30V Minimum Tuning Voltage : -0.7V Maximum Storage Temp:+125℃ 13 ｆＬ－Ｈ：２３００～２６００ＭＨｚ ≤-70 – – – Harmonics SSB Phase Noise Frequency Drift 14 Tuning Sensitivity(MHz/V) Aux Output SMO-8E 6 3 9 12 15 Tuning Voltage(V) Application Notes 1. Pin 5 should be connected 50Ω load 4.Specified specification available within frequency range 25～5000MHz VCO Attenuator 2 3 Power Splitters Combiners 1 6 5 1. Vcc 2. VT2 3. VT1 4. GND 5. Po2 6. Po1 4 Phase Noise(dBc/Hz) Phase Noise vs Offset Frequency 2.See assembly section for mounting information 3.ESD observe handling precautions -50 -70 -90 -110 -130 -150 1K 10K 100K 1M Offset (Hz) ● TEL:+86-311-87091891 87091887 ● FAX:+86-311-87091282 ● http://www.cn-bowei.com ● E-mail:[email protected] 60