HE725 Datasheet, PDF (1/1 Pages) BOWEI Integrated Circuits CO.,LTD. – Dual Tuning VCO

BOWEI
BOWEI INTEGRATED CIRCUITS CO.,LTD.
HE725/HEM725
Dual Tuning VCO
Typical Performance
Features
●Built-in buffer amplifier low frequency pulling
●Dual output flexible tuning design
●Perfect tuning linearity thin film hybrid construction
●TO-8E、SMO-8E、SP-1 package
●Operating temperature range：-55℃～+85℃
Specifications( TA=25℃,VCC=+12V)
Parameter
Symbol Unit Guaranteed Typical Test Condition
Primary Frequency Range f_L～f_H MHz _{2300～2600 –}
Fine Frequency Range ^– MHz
–
20
VT1 :0～15V
VT2:0～10V
Main Output
P_o1
Aux Output
Power Output
Variation
P_o2
△ P_O
Primary Tuning Voltage V_T1
Fine Tuning Voltage V_T2
dBm
dBm
dB
V
V
≥10
–
–
0～15
0～10
12 V_T1=10V V_T2=5V
0
–
3.0
–
–
–
–
Pushing
Spurious
K_VC MHz/V
–
R_fs dBc ≤-70
3.0 V_CC=11～13V,V_T1=10V, V_T2=5V
–
Harmonics
R_fn dBc
–
SSB Phase Noise SФ dBc/Hz –
Frequency Drift △f MHz ^–
-30
-90 V_T1=10V, V_T2=5V ,f_m=10KHz
50 ^VT1^{=10V, V}T2^{=5V ,TA:-55～+85℃}
Current
I_CC mA
–
70
–
Tuning Port
Capacitance
C_T pF
–
90
–
Absolute Ratings
Maximum DC Voltage : +15V
Maximum Tuning Voltage : +30V
Minimum Tuning Voltage : -0.7V
Maximum Storage Temp:+125℃
Application Notes
1
6
2
5₄ ³
TO-8E
1
2
6
HEMXXX
3
5
Lot number
4
SMO-8E
1. Pin 5 should be connected 50Ω load
2.See assembly section for mounting information
3.ESD observe handling precautions
4.Specified specification available within
frequency range 25～5000MHz
1
2
VCO
3
4
1. Vcc 4.GND
6
2.VT2 5.Po2
5
3. VT1 6. Po1
Frequency vs Tuning Voltage
2700
2580
2460
2340
2220
2100
0
3
69
12 15
Tuning Voltage(V)
Power Output vs Tuning Voltage
Ta=+25℃
Ta=+85℃
Ta= - 55℃
14
13
12
03
69
12 15
Tuning Voltage(V)
Tuning Sensitivity vs Tuning Voltage
70
50
30
10
0
3
6
9 12 15
Tuning Voltage(V)
Phase Noise vs Offset Frequency
-50
-70
-90
-110
-130
-150
1K
10K
100K
1M
Offset (Hz)
● TEL:[phone] 87091887 ● FAX:[phone] ● http://www.cn-bowei.com ● E-mail:[e-mail]
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