GULL WING Zener Diodes 2,400+

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Part RoHS Manufacturer Diode Type Terminal Position Terminal Form No. of Terminals Surface Mount Package Shape Package Body Material Working Test Current Config Maximum Voltage Temperature Coefficient Nominal Reference Voltage Maximum Output Current Maximum Non Repetitive Peak Reverse Power Dissipation Maximum Forward Voltage (VF) Nominal Breakdown Voltage Maximum Reverse Recovery Time Technology Maximum Reverse Current No. of Elements Reverse Test Voltage Package Style (Meter) Sub-Category Maximum Voltage Tolerance Maximum Repetitive Peak Reverse Voltage 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 Maximum Clamping Voltage 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 Maximum Breakdown Voltage Reference Standard

MMSZ4687T1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

4.3 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

4.99 %

150 Cel

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

UL RECOGNIZED

BZT52-C3V9X

Nexperia

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

0 mV/Cel

3.9 V

ZENER

3 uA

1

1 V

SMALL OUTLINE

5.13 %

500 ohm

150 Cel

95 ohm

-55 Cel

TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.35 W

e3

30

260

SILICON

AEC-Q101; IEC-60134

MMSZ8V2T1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

8.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

15 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

UL RECOGNIZED

PDZ15B,115

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

11.4 mV/Cel

15 V

ZENER

.05 uA

1

SMALL OUTLINE

Voltage Reference Diodes

2.18 %

150 Cel

TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.4 W

e3

30

260

SILICON

SZMMSZ5254BT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

4.6 mA

SINGLE

27 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

41 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

30

260

SILICON

AEC-Q101

MMSZ5243BT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

9.5 mA

SINGLE

13 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

13 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

AZ23C12-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

COMMON ANODE, 2 ELEMENTS

12 V

ZENER

2

SMALL OUTLINE

Voltage Reference Diodes

5.39 %

150 Cel

20 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.3 W

HIGH RELIABILITY

e3

40

260

SILICON

BZT52-C12X

Nexperia

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

10 mV/Cel

12.05 V

ZENER

.1 uA

1

8 V

SMALL OUTLINE

5.39 %

90 ohm

150 Cel

10 ohm

-55 Cel

TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.35 W

e3

30

260

SILICON

AEC-Q101; IEC-60134

BZX84-C3V6,215

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

0 mV/Cel

3.6 V

ZENER

5 uA

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

90 ohm

-65 Cel

TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

BZX84-C3V9

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.9 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

90 ohm

-65 Cel

TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

BZX84C2V4LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

2.4 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

8.33 %

150 Cel

100 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

UL RECOGNIZED

BZX84C3V9

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.9 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

90 ohm

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.3 W

e3

10

260

SILICON

MMSZ4688-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

4.7 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

SILICON

SZBZX84C3V0LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

6.67 %

150 Cel

95 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

BZT52C3V3-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

-.3 mV/Cel

3.3 V

ZENER

5 uA

1

1 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

500 ohm

150 Cel

95 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

BZX84-B5V1,215

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

1.2 mV/Cel

5.1 V

ZENER

2 uA

1

SMALL OUTLINE

Voltage Reference Diodes

2 %

150 Cel

60 ohm

-65 Cel

TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

BZX84C3V3LT116

ROHM

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.3 V

ZENER

1

SMALL OUTLINE

6.06 %

150 Cel

R-PDSO-G3

UNIDIRECTIONAL

.25 W

HIGH RELIABILITY

10

260

SILICON

MMSZ5268BT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

1.5 mA

SINGLE

82 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

330 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

BZT52B5V1-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

.4 mV/Cel

5.1 V

ZENER

.1 uA

1

.8 V

SMALL OUTLINE

Voltage Reference Diodes

2 %

480 ohm

150 Cel

60 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

BZX384C5V6-E3-08

Vishay Intertechnology

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

.2 W

e3

SILICON

BZX84B5V6-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

.6 mV/Cel

5.6 V

ZENER

1 uA

1

2 V

SMALL OUTLINE

Voltage Reference Diodes

2 %

400 ohm

150 Cel

40 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G3

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

MMSZ5242B-G3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

12 V

ZENER

1

SMALL OUTLINE

5 %

150 Cel

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

SILICON

AEC-Q101

SZBZX84C24LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

24 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5.79 %

150 Cel

70 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

BZX84C24LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

24 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5.79 %

150 Cel

70 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

UL RECOGNIZED

MMSZ4689T1

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

5.1 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

Tin/Lead (Sn/Pb)

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e0

30

235

SILICON

UL RECOGNIZED

MMSZ4689-T1

Won-top Electronics

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

5.1 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

Tin/Lead (Sn/Pb)

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e0

30

235

SILICON

UL RECOGNIZED

1PMT5921BT1G

Onsemi

ZENER DIODE

SINGLE

GULL WING

1

YES

SQUARE

PLASTIC/EPOXY

55.1 mA

SINGLE

6.8 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

2.5 ohm

-55 Cel

MATTE TIN

S-PSSO-G1

1

UNIDIRECTIONAL

CATHODE

Not Qualified

.5 W

DO-216AA

e3

30

260

SILICON

1PMT5927BT1G

Onsemi

ZENER DIODE

SINGLE

GULL WING

1

YES

SQUARE

PLASTIC/EPOXY

31.2 mA

SINGLE

12 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

6.5 ohm

-55 Cel

MATTE TIN

S-PSSO-G1

1

UNIDIRECTIONAL

CATHODE

Not Qualified

.5 W

DO-216AA

e3

30

260

SILICON

BZX84C6V8W-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.8 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5.88 %

125 Cel

15 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.2 W

e3

30

260

SILICON

MM3Z6V8ST1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.8 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2.06 %

150 Cel

15 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.3 W

e3

30

260

SILICON

MMSZ5227B-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

3.6 V

.9 V

ZENER

15 uA

1

1 V

SMALL OUTLINE

5 %

1700 ohm

150 Cel

24 ohm

-65 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.37 W

e3

30

260

SILICON

SZMMBZ5234BLT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

6.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

7 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.225 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

BZT52C4V3-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

0 mV/Cel

4.3 V

ZENER

3 uA

1

1 V

SMALL OUTLINE

6.98 %

600 ohm

150 Cel

90 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.37 W

HIGH RELIABILITY

e3

30

260

SILICON

BZX84C3V9-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

-.3 mV/Cel

3.9 V

ZENER

3 uA

1

1 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

600 ohm

150 Cel

90 ohm

-55 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.5 W

e3

30

260

SILICON

SZBZX84C13LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

13 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

6.42 %

150 Cel

30 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

SZMM3Z16VST1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

16 V

ZENER

1

SMALL OUTLINE

2.04 %

150 Cel

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.3 W

e3

30

260

SILICON

AEC-Q101

SZMMSZ5225BT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

3 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

29 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

30

260

SILICON

AEC-Q101

BZX84B5V1-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

1.2 mV/Cel

5.1 V

.9 V

ZENER

2 uA

1

2 V

SMALL OUTLINE

2 %

480 ohm

150 Cel

60 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.35 W

e3

30

260

SILICON

BZX84C8V2LYT116

ROHM

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.1 mV/Cel

8.2 V

ZENER

.7 uA

1

5 V

SMALL OUTLINE

6.1 %

150 Cel

15 ohm

TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

HIGH RELIABILITY

e3

SILICON

MMSZ4690-TP

Micro Commercial Components

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

5.6 V

ZENER

.01 uA

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

HIGH RELIABILITY

e3

10

260

SILICON

BZT52C27-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

2 mA

SINGLE

27 V

ZENER

.1 uA

1

18.9 V

SMALL OUTLINE

7.04 %

300 ohm

150 Cel

80 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.37 W

HIGH RELIABILITY

e3

30

260

SILICON

BZX84B12LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

12 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

1.7 %

150 Cel

25 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

UL RECOGNIZED

SZMMSZ5243BT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

9.5 mA

SINGLE

13 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

13 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

30

260

SILICON

AEC-Q101

BZT52C10S-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

10 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

6 %

150 Cel

20 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.2 W

HIGH RELIABILITY

e3

30

260

SILICON

BZX84-C16,235

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

14 mV/Cel

16 V

ZENER

.05 uA

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

40 ohm

-65 Cel

TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

BZX84C3V3-HE3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.3 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

95 ohm

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.3 W

e3

SILICON

AEC-Q101

BZX84C6V8LT116

ROHM

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.8 V

ZENER

1

SMALL OUTLINE

5.88 %

150 Cel

R-PDSO-G3

UNIDIRECTIONAL

.25 W

HIGH RELIABILITY

10

260

SILICON

MMSZ5232B-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

1.792 mV/Cel

5.6 V

ZENER

5 uA

1

3 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

1600 ohm

150 Cel

11 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

10

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.