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MV409 Datasheet

Silicon Tuning Diode

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MV409 pdf
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Silicon Tuning Diode
This device is designed in the surface Mount package for general frequency
control and tuning applications.It provides solid-state reliability in replacement of
mechanical tuning methods.
High Q with Guaranteed Minimum Values at VHF Frequencies
• Controlled and Uniform Tuning Ratio
• Available in Surface Mount Package
3
CATHODE
1
ANODE
MMBV409LT1
MV409
VOLTAGE VARIABLE
CAPACITANCE DIODES
3
1
2
CASE 318–08, STYLE 8
SOT– 23 (TO–236AB)
MAXIMUM RATINGS(EACH DIODE)
Rating
Symbol M B V 4 0 9 MMBV409LT1 Unit
Reverse Voltage
Forward Current
Device Dissipation @T A = 25°C
Derate above 25°C
V R 20 20 Vdc
I F 200 200 mAdc
P D 280 225 mW
2.8 1.8 mW/°C
Junction Temperature
Storage Temperature Range
DEVICE MARKING
TJ
+125
°C
T stg –55 to +150 °C
MMBV409LT1=X5,MV409=MV409
ELECTRICAL CHARACTERISTICS(TA=25°C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Reverse Breakdown Voltage
(IR=10µAdc)
Reverse Voltage Leakage Current
(VR=15Vdc)
Diode Capacitance Temperature Coefficient
V (BR)R
IR
T CC
20
300
Max
0.1
Unit
Vdc
µAdc
ppm/°C
Device Type
CTDiode Capacitance
VR=3.0Vdc,f=1.0MHz
pF
Q,Figure of Merit
C ,Capacitance
R
Ratio
VR=3.0Vdc
f=50MHz
C3/C8
f=1.0MHz(1)
Min N o m Max
MMBV409LT1,MV409
26
29 32
Min Min
200 1.5
Max
1.9
1. CR is the ratio of Ct measured at 3 Vdc divided by Ct measured at 8 vdc
I2–1/2



ETL
ETL

MV409 Datasheet Preview

MV409 Datasheet

Silicon Tuning Diode

No Preview Available !

MV409 pdf
MMBV409LT1 MV409
TYPICAL CHARACTERISTICS
40
32
f = 1.0MHz
24 TA = 25°C
16
8
0
1 23
10 20 30
100
V R , REVERSE VOLTAGE (VOLTS)
Figure 1. Diode Capacitance
1000
V R =3Vdc
TA = 25°C
100
10
10
100
f , FREQUENCY ( MHz )
Figure 2. Figure of Merit
1000
100
60
20
10
6.0
2.0
1.0
0.6
0.2
0.1
0.06
0.02
0.01
0.006
0.002
0.001
–60
–40
V R= 15Vdc
–20 0 +20 +40 +60 +80 +100 +120 +140
T A, AMBIENT TEMPERATURE (°C)
Figure 3. Leakage Current
1.04
1.03 V R= 3.0Vdc
f = 1.0MHz
1.02
1.01
1.00
0.99
0.98
0.97
0.96
–75 –50 –25 0 +25 +50 +75 +100 +125
T A, AMBIENT TEMPERATURE (°C)
Figure 4. Diode Capacitance
I2–2/2


Part Number MV409
Description Silicon Tuning Diode
Maker ETL
Total Page 2 Pages
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