Onsemi Zener Diodes 2,400+

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Part	Manufacturer	Diode Type	Terminal Position	Terminal Form	No. of Terminals	Surface Mount	Package Shape	Package Body Material	Working Test Current	Config	Nominal Reference Voltage	Maximum Forward Voltage (VF)	Technology	Maximum Reverse Current	No. of Elements	Reverse Test Voltage	Package Style (Meter)	Sub-Category	Maximum Voltage Tolerance	Maximum Knee Impedance	Maximum Operating Temperature	Maximum Dynamic Impedance	Minimum Operating Temperature	Terminal Finish	JESD-30 Code	Moisture Sensitivity Level (MSL)	Polarity	Case Connection	Qualification	Maximum Power Dissipation	Additional Features	JEDEC-95 Code	JESD-609 Code	Maximum Time At Peak Reflow Temperature (s)	Peak Reflow Temperature (C)	Diode Element Material	Reference Standard
SZ1SMA5928BT3G	Onsemi	ZENER DIODE	DUAL	C BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	28.8 mA	SINGLE	13 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	7 ohm	-65 Cel	MATTE TIN	R-PDSO-C2	1	UNIDIRECTIONAL			.5 W			e3	30	260	SILICON	AEC-Q101
SZ1SMB5953BT3G	Onsemi	ZENER DIODE	DUAL	L BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	2.5 mA	SINGLE	150 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	600 ohm	-65 Cel	Matte Tin (Sn) - annealed	R-PDSO-L2	1	UNIDIRECTIONAL			.55 W			e3	30	260	SILICON	AEC-Q101
SZBZX84C56ET1G	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	2 mA	SINGLE	56 V		ZENER		1		SMALL OUTLINE			425 ohm	150 Cel	200 ohm	-65 Cel	MATTE TIN	R-PDSO-G3	1	UNIDIRECTIONAL			.25 W		TO-236AB	e3	30	260	SILICON	AEC-Q101; UL RECOGNIZED
SZBZX84C5V1ET3G	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	5.1 V	.9 V	ZENER	2 uA	1	2 V	SMALL OUTLINE		5.88 %	480 ohm	150 Cel	60 ohm	-65 Cel	MATTE TIN	R-PDSO-G3	1	UNIDIRECTIONAL			.25 W		TO-236AB	e3	30	260	SILICON	AEC-Q101; UL RECOGNIZED
SZBZX84C5V1LT1	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	5.1 V		ZENER		1		SMALL OUTLINE		5.88 %					TIN LEAD	R-PDSO-G3		BIDIRECTIONAL		Not Qualified	.225 W		TO-236AB	e0			SILICON	UL RECOGNIZED
SZMM3Z7V5T1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	7.5 V	.9 V	ZENER	1 uA	1	5 V	SMALL OUTLINE	Voltage Reference Diodes	6.04 %	160 ohm	150 Cel	15 ohm	-65 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL			.3 W			e3	30	260	SILICON	AEC-Q101
SZMM5Z4V7ST1G	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	4.7 V	.9 V	ZENER	3 uA	1	2 V	SMALL OUTLINE	Voltage Reference Diodes	2.15 %	80 ohm	150 Cel	800 ohm	-65 Cel	MATTE TIN	R-PDSO-F2	1	UNIDIRECTIONAL			.5 W			e3	30	260	SILICON	AEC-Q101
SZMM5Z5V6ST1G	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	5.6 V	.9 V	ZENER	1 uA	1	2 V	SMALL OUTLINE	Voltage Reference Diodes	2.14 %	40 ohm	150 Cel	200 ohm	-65 Cel	MATTE TIN	R-PDSO-F2	1	UNIDIRECTIONAL			.5 W			e3	30	260	SILICON	AEC-Q101
SZMM5Z9V1ST1G	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	9.1 V	.9 V	ZENER	.5 uA	1	6 V	SMALL OUTLINE		2.1 %	15 ohm	150 Cel	160 ohm	-65 Cel	MATTE TIN	R-PDSO-F2	1	UNIDIRECTIONAL			.5 W			e3	30	260	SILICON	AEC-Q101
SZMMBZ5225BLT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	20 mA	SINGLE	3 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	29 ohm	-65 Cel	MATTE TIN	R-PDSO-G3	1	UNIDIRECTIONAL			.225 W		TO-236AB	e3	30	260	SILICON	AEC-Q101
SZMMBZ5231BLT3G	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	20 mA	SINGLE	5.1 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5.1 %		150 Cel	17 ohm	-65 Cel	MATTE TIN	R-PDSO-G3	1	UNIDIRECTIONAL			.225 W		TO-236AB	e3	30	260	SILICON	AEC-Q101
1N5366BRLG	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	PLASTIC/EPOXY	30 mA	SINGLE	39 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		200 Cel	14 ohm	-65 Cel	MATTE TIN	O-PALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	5 W			e3			SILICON
BZX84C33LT3G	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	2 mA	SINGLE	33 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	6.06 %		150 Cel	80 ohm	-65 Cel	MATTE TIN	R-PDSO-G3	1	UNIDIRECTIONAL		Not Qualified	.25 W		TO-236AB	e3	30	260	SILICON	UL RECOGNIZED
MM3Z11VT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	11 V	.9 V	ZENER	.1 uA	1	8 V	SMALL OUTLINE	Voltage Reference Diodes	5.45 %	160 ohm	150 Cel	20 ohm	-65 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.3 W			e3	30	260	SILICON
SZMM5Z13VT1G	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	13 V	.9 V	ZENER	.1 uA	1	8 V	SMALL OUTLINE	Voltage Reference Diodes	2 %	80 ohm	150 Cel	30 ohm	-65 Cel	MATTE TIN	R-PDSO-F2	1	UNIDIRECTIONAL			.5 W			e3	30	260	SILICON	AEC-Q101
MMSZ24T1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	24 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	70 ohm	-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON	UL RECOGNIZED
MM3Z16VC	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	16 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	37 ohm		Matte Tin (Sn) - annealed	R-PDSO-F2	1	UNIDIRECTIONAL		Not Qualified	.2 W			e3	NOT SPECIFIED	NOT SPECIFIED	SILICON
MM3Z4V3B	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	4.3 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	2 %		150 Cel	84 ohm		Matte Tin (Sn) - annealed	R-PDSO-F2	1	UNIDIRECTIONAL		Not Qualified	.2 W			e3	NOT SPECIFIED	NOT SPECIFIED	SILICON
MMSZ4715T1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	.05 mA	SINGLE	36 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel		-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON
1N5367BG	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	PLASTIC/EPOXY	30 mA	SINGLE	43 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		200 Cel	20 ohm	-65 Cel	MATTE TIN	O-PALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	5 W			e3			SILICON
BZX79C3V9	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	GLASS	5 mA	SINGLE	3.9 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		200 Cel	90 ohm	-65 Cel	Matte Tin (Sn) - annealed	O-LALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	.5 W		DO-35	e3	NOT SPECIFIED	NOT SPECIFIED	SILICON
SZMMSZ5272BT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	1.1 mA	SINGLE	110 V	.9 V	ZENER	.1 uA	1	84 V	SMALL OUTLINE		5 %	3000 ohm	150 Cel	750 ohm	-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL			.5 W			e3	30	260	SILICON	AEC-Q101
1SMA5938BT3G	Onsemi	ZENER DIODE	DUAL	C BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	10.4 mA	SINGLE	36 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	38 ohm	-65 Cel	MATTE TIN	R-PDSO-C2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON
MMSZ36T1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	2 mA	SINGLE	36 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	90 ohm	-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON
MMSZ5V6T3G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	5.6 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	40 ohm	-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON	UL RECOGNIZED
NZ9F15VT5G	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	15 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	42 ohm	-65 Cel	MATTE TIN	R-PDSO-F2	1	UNIDIRECTIONAL		Not Qualified	.2 W			e3	30	260	SILICON
1SMB5925BT3	Onsemi	ZENER DIODE	DUAL	C BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	37.5 mA	SINGLE	10 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		175 Cel	4.5 ohm		Tin/Lead (Sn/Pb)	R-PDSO-C2	1	UNIDIRECTIONAL		Not Qualified	.55 W		DO-214AA	e0	30	235	SILICON
1N4744ARL	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	GLASS	17 mA	SINGLE	15 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		200 Cel	14 ohm		TIN LEAD	O-LALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	1 W	METALLURGICALLY BONDED	DO-41	e0			SILICON
1N5360B	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	PLASTIC/EPOXY	50 mA	SINGLE	25 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		200 Cel	4 ohm	-65 Cel	TIN	O-PALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	5 W		DO-41	e3		260	SILICON
1N746ARL	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	GLASS	20 mA	SINGLE	3.3 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		175 Cel	24 ohm		Tin (Sn)	O-LALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	.5 W	METALLURGICALLY BONDED	DO-204AH	e3			SILICON
1SMB5955BT3	Onsemi	ZENER DIODE	DUAL	C BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	2.1 mA	SINGLE	180 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		175 Cel	900 ohm		TIN LEAD	R-PDSO-C2	1	UNIDIRECTIONAL		Not Qualified	.55 W		DO-214AA	e0		235	SILICON
BZX85C100RL	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	GLASS	2.7 mA	SINGLE	101 V		ZENER		1		LONG FORM	Voltage Reference Diodes	4.95 %		200 Cel	3000 ohm		Tin/Lead (Sn/Pb)	O-LALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	1 W		DO-41	e0			SILICON
MMSZ5222BT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	20 mA	SINGLE	2.5 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	30 ohm	-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON
MMSZ5242BT1	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	20 mA	SINGLE	12 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	30 ohm	-55 Cel	Tin/Lead (Sn/Pb)	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e0	30	235	SILICON
1N5356BRLG	Onsemi	ZENER DIODE	AXIAL	WIRE	2	NO	ROUND	PLASTIC/EPOXY	65 mA	SINGLE	19 V		ZENER		1		LONG FORM	Voltage Reference Diodes	5 %		200 Cel	3 ohm	-65 Cel	MATTE TIN	O-PALF-W2		UNIDIRECTIONAL	ISOLATED	Not Qualified	5 W			e3			SILICON
1PMT5929BT1G	Onsemi	ZENER DIODE	SINGLE	GULL WING	1	YES	SQUARE	PLASTIC/EPOXY	25 mA	SINGLE	15 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	9 ohm	-55 Cel	MATTE TIN	S-PSSO-G1	1	UNIDIRECTIONAL	CATHODE	Not Qualified	.5 W		DO-216AA	e3	30	260	SILICON
1SMB5940BT3G	Onsemi	ZENER DIODE	DUAL	L BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	8.7 mA	SINGLE	43 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	53 ohm	-65 Cel	MATTE TIN	R-PDSO-L2	1	UNIDIRECTIONAL		Not Qualified	.55 W			e3	30	260	SILICON
1SMB5944BT3G	Onsemi	ZENER DIODE	DUAL	L BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	6 mA	SINGLE	62 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	100 ohm	-65 Cel	MATTE TIN	R-PDSO-L2	1	UNIDIRECTIONAL		Not Qualified	.55 W			e3	30	260	SILICON
1SMB5952BT3G	Onsemi	ZENER DIODE	DUAL	L BEND	2	YES	RECTANGULAR	PLASTIC/EPOXY	2.9 mA	SINGLE	130 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	450 ohm	-65 Cel	MATTE TIN	R-PDSO-L2	1	UNIDIRECTIONAL		Not Qualified	.55 W			e3	30	260	SILICON
MM3Z20VT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	20 V	.9 V	ZENER	.05 uA	1	14 V	SMALL OUTLINE	Voltage Reference Diodes	6 %	100 ohm	150 Cel	55 ohm	-65 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.3 W			e3	30	260	SILICON
MM3Z2V7C	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	2.7 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	94 ohm		Matte Tin (Sn) - annealed	R-PDSO-F2	1	UNIDIRECTIONAL		Not Qualified	.2 W			e3	NOT SPECIFIED	NOT SPECIFIED	SILICON
MM3Z39VT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	2 mA	SINGLE	39 V	.9 V	ZENER	.05 uA	1	27.3 V	SMALL OUTLINE	Voltage Reference Diodes	5.13 %	500 ohm	150 Cel	130 ohm	-65 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.3 W			e3	30	260	SILICON
MM3Z3V0T1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	3 V	.9 V	ZENER	10 uA	1	1 V	SMALL OUTLINE	Voltage Reference Diodes	6.67 %	1000 ohm	150 Cel	100 ohm	-65 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.3 W			e3	30	260	SILICON
MM3Z4V7C	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	4.7 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	75 ohm		Matte Tin (Sn) - annealed	R-PDSO-F2	1	UNIDIRECTIONAL		Not Qualified	.2 W			e3	NOT SPECIFIED	NOT SPECIFIED	SILICON
MM5Z3V0T1G	Onsemi	ZENER DIODE	DUAL	FLAT	2	YES	RECTANGULAR	PLASTIC/EPOXY	5 mA	SINGLE	3 V	.9 V	ZENER	10 uA	1	1 V	SMALL OUTLINE	Voltage Reference Diodes	6.67 %	1000 ohm	150 Cel	100 ohm	-65 Cel	MATTE TIN	R-PDSO-F2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON
MMBZ5230BLT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	3	YES	RECTANGULAR	PLASTIC/EPOXY	20 mA	SINGLE	4.7 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5.11 %		150 Cel	19 ohm	-65 Cel	MATTE TIN	R-PDSO-G3	1	UNIDIRECTIONAL		Not Qualified	.225 W		TO-236AB	e3	30	260	SILICON
MMSZ4714T1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	.05 mA	SINGLE	33 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel		-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON
MMSZ5221BT1G	Onsemi	ZENER DIODE	DUAL	GULL WING	2	YES	RECTANGULAR	PLASTIC/EPOXY	20 mA	SINGLE	2.4 V		ZENER		1		SMALL OUTLINE	Voltage Reference Diodes	5 %		150 Cel	30 ohm	-55 Cel	MATTE TIN	R-PDSO-G2	1	UNIDIRECTIONAL		Not Qualified	.5 W			e3	30	260	SILICON

Zener Diodes

Zener diodes are electronic components that are designed to operate in the reverse breakdown region of their P-N junction, providing a stable and predictable voltage output. They are commonly used in electronic circuits as voltage regulators, voltage references, and surge protectors.

Zener diodes operate based on the properties of their P-N junction, which is designed to have a narrow depletion region and a low breakdown voltage. When a reverse voltage is applied to the diode, the depletion region widens, allowing a small reverse current to flow. As the voltage across the diode increases, the reverse current increases exponentially, maintaining a stable voltage across the diode.

Zener diodes offer several advantages over other types of voltage regulators, such as simplicity, low cost, and high efficiency. They do not require any external components, such as capacitors or inductors, and they can provide a stable output voltage over a wide range of input voltages and temperatures.

Zener diodes are commonly used in electronic circuits that require a stable voltage source, such as power supplies, battery chargers, and voltage regulators. They come in different package sizes and voltage ratings, depending on the application and the required performance.