Page 1
FEATURES
VCA
100 - 2000 MHz
48 dB Range
TO-8 Package
Low Cost
PART IDENTIFICATION
.180
.220
RF
IN/OUT
.150
.300
+15V
.500
DIA
GND
.300
.075
.150
.450 DIA
.018 DIA
OUT/IN
45°
CONT VOLT
RF
.xx = .02
.xxx = .010
IN/OUT
MODEL NO.
DA0930
PIN Diode VCA
RF
70
60
50
40
30
20
ATTENUATION (dB)
10
0
•
•
•
+15V CONT
ATTENUATION VS CONTROL VOLTAGE
100 MHz
200 MHz
300 MHz
500 MHz
700 MHz
1000 MHz
2000 MHz
14
CONTROL VOLTAGE
10 15
RF
OUT/IN
RF
GND/CASE
•
•
VSWR
5.0
2.6
2.2
4.0
3.0
1.8
2.0
1.4
1.0 1.0
I.L. (dB)
TYPICAL PERFORMANCE
MAX ATTEN. (dB)
80
60
40
20
0
at 25°C
MAX.
ATTEN.
I. LOSS
VSWR
FREQUENCY (MHz)
GUARANTEED PERFORMANCE
Parameter Min Typ Max Units Conditions
Operating Frequency 100 2000 MHz
DC Current
Control Type 0 to +15 VDC into a 2K OHM
Insertion Loss 2.3 3.0 dB 100 - 500 MHz
Max Attenuation 40 48 dB 100 - 500 MHz
(VCont = 0VDC)
Flatness
(0 dB to 25 dB Atten.)
VSWR 1.4/1 1.8/1 100 - 1000 MHz
300010004001004010
Impedance 50 OHMS
Slew Rate 12µSec 10% / 90% RF
Intercept Points
(Atten. = 6 dB
)
RF Power
Operating Temperature -55 +25 +125 °CTA
Supply
Control
0 - 25 dB Atten.
> 25 dB Atten.
2nd
3rd
Operate
No Damage
410mA At +15 V
810mA0 V Max. Atten., 15 V = I.L.
±20% Input Impedance
2.4 3.25 dB 500 - 1000 MHz
2.9 3.75 dB 1000 - 2000 MHz
35 41 dB 500 - 1000 MHz
25 36 dB 1000 - 2000 MHz
±0.5 ±1.0 dB 100 - 1000 MHz
±1.0 ±1.5 dB 1000 - 2000 MHz
1.4/1 2/1 1000 - 2000 MHz
1.5/1 2.2/1 1000 - 2000 MHz
46µSec 50% Cont 0% / 100% RF
+37 dB 300 MHz / 200 MHz
+41 dB 150 MHz / 200 MHz
+10 +6 dBm 100 - 200 MHz
+13 +10 dBm 200 - 500 MHz
+20 +15 dBm 500 - 2000 MHz
+23 dBm
DAICO I ndustries
Rev. B / Iss. 1
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