BOWEI HEM483

HE483/HEM483
BOWEI
Broadband VCO
BOWEI INTEGRATED CIRCUITS CO.,LTD.
Typical Performance
Frequency(MHz)
Frequency vs Tuning Voltage
Features
●Low phase noise
●Hyperabrupt varactor
octave bandwidth
tuning linearity
●Reliable thin film hybrid construction
●TO-8C、SMO-8C、SP-1 packages available
●Operating temperature range:-55℃~+85℃
●Perfect
MHz
Current
ICC
Tuning Port
Capacitance
CT
mA
pF
- 100 VT=10V,fm=10KHz
VT=10V,TA:-55~+85℃
20
–
30
–
150
1
Absolute Ratings
Maximum DC Voltage : +15V
Maximum Tuning Voltage : +30V
Minimum Tuning Voltage : -0.7V
Maximum Storage Temp:+125℃
2
4
6
8 10 12 14 16 18 20
2
2
3
HEMXXX
Output Power(dBm)
Ta=+25℃
Ta=+85℃
Ta= - 55℃
16
14
12
2
4
6
8 10 12 14 16 18 20
Tuning Voltage(V)
Tuning Sensitivity vs Tuning Voltage
100
80
60
40
20
0
1
4
0
0
Tuning Sensitivity(MHz/V)
△f
fL-H:700~1400MHz
- 10
–
–
–
–
–
800
Power Output vs Tuning Voltage
2
4
6
8 10 12 14 16 18 20
Tuning Voltage(V)
4
Lot number
Phase Noise vs Offset Frequency
3
TO-8C
SMO-8C
Application Notes
1.This device is only an oscillator;an
external buffer amplifier or isolator
is required to lower the frequency
pulling
2.See assembly section for mounting
information
3.ESD observe handing precautions
4.Equivalent to VTO-8080 of HP
1
2
HEXXX
4
3
1. Vcc
2. VT
3. GND
4. Po
Phase Noise(dBc/Hz)
SФ
dBc
dBc/Hz
1000
Tuning Voltage(V)
Symbol Unit Guaranteed Typical Test Condition
Parameter
–
VT:0~20V
Frequency Range fL~fH MHz 700~1400
PO dBm
VT=10V
Power Output
≥13
14
Power Output
–
fL-H:700~1400MHz
△PO
dB ≤±1 . 5
Variation
Tuning Voltage
–
–
VT
0~20
V
–
Pushing
2.0 VCC=11~13V,VT=10V
KVC MHz/V
Spurious
–
fL-H:700~1400MHz
≤-70
Rfs dBc
Rfn
1200
600
Specifications( TA=25℃,VCC=+12V)
Harmonics
SSB Phase Noise
Frequency Drift
1600
1400
-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:cjian@cn-bowei.com
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