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BOWEI
BOWEI INTEGRATED CIRCUITS CO.
,LTD.
HE404B/HEM404B
Broadband VCO
Typical Performance
Frequency vs Tuning
Voltage
2200
Frequency(MHz)
1980 1760 1540
Features
●Low phase noise ●Hyperabrupt varactor
broad tuning bandwith ●Perfect tuning linearity ●Reliable thin film hybrid construction ●TO-8C、SMO-8C、SP-1 packages available ●Operating temperature range:-55℃~+85℃
1320 1100 0 2 4 6 8 10 12 14 16 18 20
Tuning
Voltage(V)
Symbol Unit Guaranteed Typical Test Condition Parameter – VT:0~20V Frequency Range fL~fH MHz 1500~2000 PO dBm VT=10V Power Output ≥13 14 Power Output △PO dB ≤±1 .
5 ±1 .
0 Variation Tuning
Voltage – – VT 0~20 V – Pushing 2.
0 VCC=11~13V,VT=10V KVC M...