3 Varactor Diodes 585

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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

UZC934TA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

80

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

52.5 pF

LOW NOISE

23.81 %

12 V

e3

40

260

SILICON

3.8

ZC841

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.5 W

LOW NOISE

22 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

3.75

FMMV2102

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

450

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

8.2 pF

LOW NOISE

30 V

SILICON

2.6

UZC931

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

HIGH RELIABILITY

12 V

e3

40

260

SILICON

3.625

ZC829BTA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

250

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

8.2 pF

LOW NOISE

5 %

25 V

e3

SILICON

4.3

FMMV2107

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

350

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

22 pF

LOW NOISE

10 %

30 V

SILICON

2.7

FMMV2101

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

450

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

Varactors

30 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

6.8 pF

LOW NOISE

10.29 %

30 V

e3

40

260

SILICON

2.5

ZC832

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

22 pF

LOW NOISE

20 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZC931TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

7.15 pF

LOW NOISE

9.09 %

12 V

e3

40

260

SILICON

3.625

UZC932TA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

9.5 pF

LOW NOISE

10.53 %

12 V

e3

40

260

SILICON

3.091

FMMV2106

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

350

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

18 pF

LOW NOISE

30 V

SILICON

2.7

UZC830BTC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

10 pF

LOW NOISE

5 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.5

UZC835A

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

68 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZDC834A

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

COMMON CATHODE, 2 ELEMENTS

HYPERABRUPT

ULTRA HIGH FREQUENCY

2

SMALL OUTLINE

150 Cel

-55 Cel

R-PDSO-G3

Not Qualified

.33 W

47 pF

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZC836BTA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

100 pF

LOW NOISE

5 %

25 V

e3

40

260

SILICON

5

FMMV2102TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

450

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

8.2 pF

LOW NOISE

30 V

SILICON

2.6

ZC835TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

68 pF

LOW NOISE

20 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZC829A

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

250

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY TO ULTRA HIGH FREQUENCY

1

SMALL OUTLINE

150 Cel

-55 Cel

R-PDSO-G3

Not Qualified

.33 W

8.2 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.3

ZC931TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

R-PDSO-G3

Not Qualified

.33 W

7.15 pF

LOW NOISE

9.09 %

12 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

3.625

FMMV2108TA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

27 pF

LOW NOISE

10 %

30 V

SILICON

2.7

UZC933ATC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

150

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

22.5 pF

LOW NOISE

10 %

12 V

e3

40

260

SILICON

3.5

ZC831ATA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

15 pF

LOW NOISE

10 %

25 V

e3

SILICON

4.5

UZDC833ATA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

COMMON CATHODE, 2 ELEMENTS

HYPERABRUPT

2

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

33 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZMDC831BTA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

COMMON CATHODE, 2 ELEMENTS

HYPERABRUPT

2

SMALL OUTLINE

R-PDSO-G3

Not Qualified

15 pF

LOW NOISE

5 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.5

UZC834ATA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

47 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZC830B

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

10 pF

LOW NOISE

5 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.5

UZC833A

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

33 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

UZC833ATA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

33 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

ZC833TA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

33 pF

LOW NOISE

20 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

FMMV3102TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

LOW NOISE

11.11 %

30 V

SILICON

4.5

UZC829ATC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

250

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

8.2 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.3

UZC836B

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

100 pF

LOW NOISE

5 %

25 V

e3

40

260

SILICON

5

ZC830TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

10 pF

LOW NOISE

20 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.5

ZC830

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

300

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

10 pF

LOW NOISE

20 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4.5

UZC934TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

80

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

52.5 pF

LOW NOISE

23.81 %

12 V

e3

40

260

SILICON

3.8

ZC833BTA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

Varactors

25 V

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

33 pF

LOW NOISE

5 %

25 V

e3

30

260

SILICON

5

ZC840

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.5 W

LOW NOISE

22 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

2.941

ZDC833A

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

COMMON CATHODE, 2 ELEMENTS

VERY HIGH FREQUENCY TO ULTRA HIGH FREQUENCY

2

SMALL OUTLINE

Varactors

25 V

150 Cel

-55 Cel

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

33 pF

10 %

25 V

e3

30

260

SILICON

5

UZC835ATA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

68 pF

LOW NOISE

10 %

25 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

5

ZC840TA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.5 W

LOW NOISE

22 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

2.941

BBY31TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

17.5 pF

LOW NOISE

21.73 %

28 V

SILICON

ZC835BTA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

Varactors

25 V

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

68 pF

LOW NOISE

5 %

25 V

e3

30

260

SILICON

5

FMMV2104TC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

400

PLASTIC/EPOXY

SINGLE

ABRUPT

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

12 pF

LOW NOISE

10 %

30 V

SILICON

2.6

UZC835B

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

100

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

68 pF

LOW NOISE

5 %

25 V

e3

40

260

SILICON

5

ZC932

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

Varactors

12 V

MATTE TIN

R-PDSO-G3

1

Not Qualified

.33 W

17 pF

HIGH RELIABILITY

12 V

e3

30

260

SILICON

3.091

UFMMV105G

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

250

PLASTIC/EPOXY

SINGLE

1

SMALL OUTLINE

R-PDSO-G3

Not Qualified

.33 W

LOW NOISE

21.73 %

30 V

NOT SPECIFIED

NOT SPECIFIED

SILICON

4

ZC833BTC

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

200

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

1

SMALL OUTLINE

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

33 pF

LOW NOISE

5 %

25 V

e3

40

260

SILICON

5

UZC933ATA

Diodes Incorporated

VARIABLE CAPACITANCE DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

150

PLASTIC/EPOXY

SINGLE

HYPERABRUPT

VERY HIGH FREQUENCY

1

SMALL OUTLINE

125 Cel

Matte Tin (Sn)

R-PDSO-G3

1

Not Qualified

.33 W

22.5 pF

LOW NOISE

10 %

12 V

e3

40

260

SILICON

3.5

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.