Varactor Diodes

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Part	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 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	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Diode Element Material	Minimum Diode Capacitance Ratio
SMV1234-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR	1000	PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE	Varactors	15 V			TIN	R-PDSO-F2	1		Not Qualified	.25 W	6.5 pF	LOW NOISE		10 %	15 V	e3		260	SILICON	1.6
SMV1235-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR	750	PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE	Varactors	15 V			Matte Tin (Sn)	R-PDSO-F2	1		Not Qualified	.25 W	11.5 pF	LOW NOISE		10 %	15 V	e3	40	260	SILICON	1.6
SMV1249-011LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	600	PLASTIC/EPOXY	SINGLE	HYPERABRUPT		.02 uA	1	12 V	SMALL OUTLINE		15 V	125 Cel	-55 Cel	Matte Tin (Sn)	R-PDSO-G2	1		Not Qualified	.25 W	31 pF				15 V	e3	40	260	SILICON	11
SMV1265-011	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	HYPERABRUPT			1		SMALL OUTLINE	Varactors				TIN LEAD	R-PDSO-G2	1		Not Qualified	.25 W	13.8 pF			8.09 %	28 V	e0		220	SILICON	17.7
SMV1413-004LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	2400	PLASTIC/EPOXY	COMMON CATHODE, 2 ELEMENTS	ABRUPT	S BAND		2		SMALL OUTLINE	Varactors	30 V			Tin (Sn)	R-PDSO-G3	1		Not Qualified	.25 W	7.4 pF	LOW NOISE			30 V	e3	40	260	SILICON	4.2
SMV1430-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR	3500	PLASTIC/EPOXY	SINGLE	ABRUPT	S BAND		1		SMALL OUTLINE					MATTE TIN	R-PDSO-F2	1		Not Qualified	.25 W	1.01 pF	LOW NOISE			30 V	e3		260	SILICON	3.8
SMV1763-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE	Varactors				Matte Tin (Sn)	R-PDSO-F2	1		Not Qualified	.25 W	6.7 pF	LOW NOISE		7.46 %	10 V	e3	40	260	SILICON	2.3
SMV2026-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE																					1											260	SILICON
SMV2205-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	BOTTOM	NO LEAD	2	YES	RECTANGULAR	400	PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND	.05 uA	1	17.6 V	CHIP CARRIER		22 V	175 Cel	-55 Cel		R-PBCC-N2				.75 W	4.86 pF			10.81 %	22 V		NOT SPECIFIED	NOT SPECIFIED	SILICON
1SV149	Toshiba	VARIABLE CAPACITANCE DIODE	SINGLE	THROUGH-HOLE	2	NO	RECTANGULAR	200	PLASTIC/EPOXY	SINGLE			.05 uA	1	15 V	IN-LINE			125 Cel		Tin/Lead (Sn/Pb)	R-PSIP-T2			Not Qualified			2.5% MATCHED GROUP AVAILABLE		.5 %	15 V	e0			SILICON	15
1SV204	Toshiba	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE		VERY HIGH FREQUENCY TO ULTRA HIGH FREQUENCY	.01 uA	1	28 V	SMALL OUTLINE			125 Cel			R-PDSO-F2			Not Qualified						30 V				SILICON	2.5
1SV228(TPH3,F)	Toshiba	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	3	YES	RECTANGULAR		PLASTIC/EPOXY	COMMON CATHODE, 2 ELEMENTS	ABRUPT	VERY HIGH FREQUENCY		2		SMALL OUTLINE			125 Cel			R-PDSO-G3					30.5 pF			6.56 %	15 V		NOT SPECIFIED	NOT SPECIFIED	SILICON	2.1
1SV229(TPH3,F)	Toshiba	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	ABRUPT	ULTRA HIGH FREQUENCY		1		SMALL OUTLINE			125 Cel			R-PDSO-G2					15 pF			6.67 %	15 V		NOT SPECIFIED	NOT SPECIFIED	SILICON	2
1SV262	Toshiba	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE			.01 uA	1	32 V	SMALL OUTLINE	Varactors	36 V	125 Cel			R-PDSO-G2			Not Qualified		35.5 pF	2% MATCHED GROUP AVAILABLE, SMALL TRACKING ERROR		7.04 %	34 V		NOT SPECIFIED	NOT SPECIFIED	SILICON	12
1SV280,H3F	Toshiba	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	ABRUPT	ULTRA HIGH FREQUENCY	.003 uA	1	15 V	SMALL OUTLINE		15 V	125 Cel			R-PDSO-F2					4.25 pF			10.59 %	15 V				SILICON	2
1SV285	Toshiba	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE		ULTRA HIGH FREQUENCY	.003 uA	1	10 V	SMALL OUTLINE	Varactors	10 V	125 Cel			R-PDSO-F2			Not Qualified		4.45 pF			10.11 %	10 V		NOT SPECIFIED	NOT SPECIFIED	SILICON	2
MV1401	Motorola	VARIABLE CAPACITANCE DIODE	AXIAL	WIRE	2	NO	ROUND	200	GLASS	SINGLE	HYPERABRUPT		.1 uA	1	10 V	LONG FORM			175 Cel		TIN LEAD	O-LALF-W2		ISOLATED	Not Qualified	.4 W	550 pF		DO-204AB	15 %	12 V	e0			SILICON	14
MV1620	Motorola	VARIABLE CAPACITANCE DIODE	AXIAL	WIRE	2	NO	ROUND	300	GLASS	SINGLE	ABRUPT	ULTRA HIGH FREQUENCY	.1 uA	1	15 V	LONG FORM	Varactors	20 V	125 Cel		Tin/Lead (Sn/Pb)	O-LALF-W2		ISOLATED	Not Qualified	.4 W	6.8 pF		DO-204AA		20 V	e0			SILICON	2
MV2201	Motorola	VARIABLE CAPACITANCE DIODE				NO		300									Varactors	25 V			Tin/Lead (Sn/Pb)						6.8 pF					e0
MV7005T1	Onsemi	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	4	YES	RECTANGULAR	150	PLASTIC/EPOXY	SINGLE				1		SMALL OUTLINE					TIN LEAD	R-PDSO-G4		CATHODE	Not Qualified	.8 W			TO-261AA	13.04 %	15 V	e0			SILICON	12
MVAM109	Motorola	VARIABLE CAPACITANCE DIODE	BOTTOM	THROUGH-HOLE	2	NO	ROUND	150	PLASTIC/EPOXY	SINGLE	HYPERABRUPT		.1 uA	1	9 V	CYLINDRICAL	Varactors	15 V	125 Cel	-55 Cel	TIN LEAD	O-PBCY-T2			Not Qualified	.28 W	460 pF	3% MATCHED SETS AVAILABLE	TO-226AC		15 V	e0			SILICON	12
MVAM125	Motorola	VARIABLE CAPACITANCE DIODE	BOTTOM	THROUGH-HOLE	2	NO	ROUND	150	PLASTIC/EPOXY	SINGLE	HYPERABRUPT		.1 uA	1	25 V	CYLINDRICAL	Varactors	28 V	125 Cel	-55 Cel	TIN LEAD	O-PBCY-T2			Not Qualified	.28 W	500 pF	3% MATCHED SETS AVAILABLE	TO-226AC		28 V	e0			SILICON	15
SMV1212-001	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	150	PLASTIC/EPOXY	SINGLE	HYPERABRUPT			1		SMALL OUTLINE	Varactors	12 V			Tin/Lead (Sn/Pb)	R-PDSO-G3	1		Not Qualified	.25 W	50 pF	LOW NOISE			12 V	e0	30	245	SILICON	2
SMV1215-001LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	350	PLASTIC/EPOXY	SINGLE	HYPERABRUPT			1		SMALL OUTLINE	Varactors	12 V			Matte Tin (Sn)	R-PDSO-G3	1		Not Qualified	.25 W	9.5 pF				12 V	e3	40	260	SILICON	2
SMV1220-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE																					1											260	SILICON
SMV1232-079	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR	1400	PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE	Varactors	15 V			Tin/Lead (Sn/Pb)	R-PDSO-F2	1		Not Qualified	.25 W	1.5 pF	LOW NOISE			15 V	e0	30	245	SILICON	1.5
SMV1234-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	BOTTOM	NO LEAD	2	YES	RECTANGULAR		UNSPECIFIED	SINGLE	HYPERABRUPT	S BAND		1		CHIP CARRIER	Varactors	15 V	175 Cel	-55 Cel		R-XBCC-N2	1			.75 W	6.5 pF			12.07 %	15 V			260	SILICON	1.6
SMV1237-001LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	500	PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE	Varactors	15 V			Tin (Sn)	R-PDSO-G3	1		Not Qualified	.25 W	49.5 pF	LOW NOISE		9.09 %	15 V	e3	40	260	SILICON	1.6
SMV1255-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	BOTTOM	NO LEAD	2	YES	RECTANGULAR	350	PLASTIC/EPOXY	SINGLE	HYPERABRUPT		.02 uA	1	12 V	CHIP CARRIER		15 V	125 Cel	-55 Cel		R-PBCC-N2	1			.25 W	64 pF				15 V			260	SILICON	11
SMV1270-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE					Matte Tin (Sn)	R-PDSO-F2	1		Not Qualified	.25 W	23.6 pF	LOW NOISE		6.36 %	20 V	e3	40	260	SILICON	2.3
SMV1275-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND	.01 uA	1	10 V	SMALL OUTLINE		10 V	125 Cel	-55 Cel		R-PDSO-F2				.25 W	3.15 pF	LOW NOISE		9.52 %	10 V		NOT SPECIFIED	NOT SPECIFIED	SILICON	1.8
SMV1276-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND	.01 uA	1	10 V	SMALL OUTLINE		10 V	125 Cel	-55 Cel		R-PDSO-F2				.25 W	4.45 pF	LOW NOISE		10.11 %	10 V		NOT SPECIFIED	NOT SPECIFIED	SILICON	2
SMV1405-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	BOTTOM	NO LEAD	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	ABRUPT	S BAND		1		CHIP CARRIER			175 Cel	-55 Cel		R-PBCC-N2	1			.75 W	1.305 pF			11.11 %	30 V			260	SILICON	3.8
SMV1770-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE				YES											Varactors	12 V					1				23.6 pF							260	SILICON
SMV1801-079LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND		1		SMALL OUTLINE					Matte Tin (Sn)	R-PDSO-F2	1		Not Qualified	.25 W	58 pF	LOW NOISE		6.9 %	32 V	e3	40	260	SILICON	20.6
SMV2203-040LF	Skyworks Solutions	VARIABLE CAPACITANCE DIODE	BOTTOM	NO LEAD	2	YES	RECTANGULAR	400	PLASTIC/EPOXY	SINGLE	HYPERABRUPT	S BAND	.05 uA	1	17.6 V	CHIP CARRIER		22 V	175 Cel	-55 Cel		R-PBCC-N2				.75 W	1.86 pF			12.13 %	22 V		NOT SPECIFIED	NOT SPECIFIED	SILICON
BB208-02,115	NXP Semiconductors	VARIABLE CAPACITANCE DIODE	DUAL	FLAT	2	YES	RECTANGULAR		PLASTIC/EPOXY	SINGLE				1		SMALL OUTLINE	Varactors	10 V	125 Cel	-55 Cel	TIN	R-PDSO-F2	1		Not Qualified		10.1 pF					e3	30	260	SILICON	3.7
GCX1204-23-0	Microchip Technology	VARIABLE CAPACITANCE DIODE				YES		3000									Varactors	30 V									1.8 pF
MDX595N	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		10									Varactors	6 V									.8 pF
MDX646	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		133									Varactors	20 V									.9 pF
MDX589D	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		10									Varactors	6 V									.45 pF
MDX597C	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		20									Varactors	6 V									.8 pF
MDX582C	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		30									Varactors	6 V									.1 pF
MDX644	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		33									Varactors	20 V									.9 pF
MDX593D	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		30									Varactors	6 V									.45 pF
MDX597D	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		20									Varactors	6 V									.8 pF
MDX596D	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		15									Varactors	6 V									.8 pF
MDX585M	Texas Instruments	VARIABLE CAPACITANCE DIODE				YES		10									Varactors	6 V									.225 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.