Varactor Diodes

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Part RoHS Manufacturer Diode Type Terminal Position Terminal Form No. of Terminals Surface Mount Package Shape Minimum Quality Factor Package Body Material Config Variable Capacitance Diode Classification Frequency Band Maximum Output Current Maximum Forward Voltage (VF) Maximum Reverse Recovery Time Maximum Reverse Current No. of Elements Reverse Test Voltage Package Style (Meter) Sub-Category Maximum Repetitive Peak Reverse Voltage Maximum Operating Temperature Minimum Operating Temperature Terminal Finish JESD-30 Code Moisture Sensitivity Level (MSL) Case Connection Qualification Maximum Power Dissipation Nominal Diode Capacitance Additional Features JEDEC-95 Code Diode Cap Tolerance Minimum Breakdown Voltage Maximum Non Repetitive Peak Forward Current JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Diode Element Material Minimum Diode Capacitance Ratio Reference Standard

MDX587N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.225 pF

MDX595M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

10

Varactors

6 V

.8 pF

MDX593M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.45 pF

MDX598M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.8 pF

MDX583M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

35

Varactors

6 V

.1 pF

MDX586C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.225 pF

MDX593N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.45 pF

MDX592C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.45 pF

MDX581D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.1 pF

TIV21

Texas Instruments

VARIABLE CAPACITANCE DIODE

AXIAL

WIRE

2

NO

ROUND

150

CERAMIC, GLASS-SEALED

SINGLE

ULTRA HIGH FREQUENCY

1

LONG FORM

Varactors

30 V

O-GALF-W2

ISOLATED

Not Qualified

.25 W

11 pF

AVAILABLE IN MATCHED SETS

DO-34

30 V

SILICON

4.5

MDX580N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.1 pF

MDX645

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

66

Varactors

20 V

.9 pF

MDX582D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.1 pF

MDX597N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.8 pF

TIV22

Texas Instruments

VARIABLE CAPACITANCE DIODE

AXIAL

WIRE

2

NO

ROUND

150

CERAMIC, GLASS-SEALED

SINGLE

ULTRA HIGH FREQUENCY

1

LONG FORM

Varactors

30 V

O-GALF-W2

ISOLATED

Not Qualified

.25 W

11 pF

AVAILABLE IN MATCHED SETS

DO-34

30 V

SILICON

4

MDX598C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.8 pF

MDX595D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

10

Varactors

6 V

.8 pF

MDX592D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.45 pF

MDX584D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

45

Varactors

6 V

.1 pF

TIV25

Texas Instruments

VARIABLE CAPACITANCE DIODE

AXIAL

WIRE

2

NO

ROUND

80

CERAMIC, GLASS-SEALED

SINGLE

VERY HIGH FREQUENCY

1

LONG FORM

Varactors

30 V

O-GALF-W2

ISOLATED

Not Qualified

.25 W

28 pF

AVAILABLE IN MATCHED SETS

DO-34

30 V

SILICON

4.5

MDX586N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.225 pF

MDX594N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

5

Varactors

6 V

.8 pF

MDX592N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.45 pF

MDX588N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.225 pF

MDX591D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.45 pF

MDX594C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

5

Varactors

6 V

.8 pF

MDX647

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

200

Varactors

20 V

.9 pF

MDX599D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.8 pF

MDX588D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.225 pF

MDX583C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

35

Varactors

6 V

.1 pF

MDX590M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

15

Varactors

6 V

.45 pF

MDX580M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.1 pF

MDX582N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.1 pF

TIV308

Texas Instruments

VARIABLE CAPACITANCE DIODE

AXIAL

WIRE

2

NO

ROUND

200

CERAMIC, GLASS-SEALED

SINGLE

1

LONG FORM

Varactors

20 V

O-GALF-W2

ISOLATED

Not Qualified

.25 W

11 pF

DO-35

20 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

2.4

MDX587C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.225 pF

MDX590C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

15

Varactors

6 V

.45 pF

MDX581N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.1 pF

MDX598D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.8 pF

MDX586M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.225 pF

TIV23

Texas Instruments

VARIABLE CAPACITANCE DIODE

AXIAL

WIRE

2

NO

ROUND

100

CERAMIC, GLASS-SEALED

SINGLE

ULTRA HIGH FREQUENCY

1

LONG FORM

Varactors

30 V

O-GALF-W2

ISOLATED

Not Qualified

.25 W

11 pF

AVAILABLE IN MATCHED SETS

DO-34

30 V

SILICON

4

MDX584C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

45

Varactors

6 V

.1 pF

MDX599N

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

30

Varactors

6 V

.8 pF

MDX580D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.1 pF

MDX587D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

25

Varactors

6 V

.225 pF

MDX586D

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.225 pF

MDX596C

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

15

Varactors

6 V

.8 pF

MDX591M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

20

Varactors

6 V

.45 pF

MDX589M

Texas Instruments

VARIABLE CAPACITANCE DIODE

YES

10

Varactors

6 V

.45 pF

Varactor Diodes

Varactor diodes are electronic components that are used in electronic circuits as voltage-controlled capacitors. They are also known as varicap diodes or tuning diodes.

Varactor diodes operate based on the properties of their P-N junction, which acts as a variable capacitor when the diode is reverse-biased. When a voltage is applied to the diode, the width of the depletion region changes, causing the capacitance of the diode to vary. By changing the applied voltage, the capacitance of the diode can be tuned to a specific value, making it ideal for frequency tuning in electronic circuits.

Varactor diodes are commonly used in electronic circuits that require tunable frequency response, such as voltage-controlled oscillators, phase-locked loops, and frequency synthesizers. They offer several advantages over other types of components, such as high linearity, low noise, and low power consumption.

Varactor diodes come in different package sizes and capacitance ratings, depending on the application and the required performance. They can be integrated into a circuit board or mounted in a separate enclosure, depending on the application and the space available.