DUAL Zener Diodes 2,400+

Reset All
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

BZX84-C9V1

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

9.1 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

15 ohm

-65 Cel

Tin (Sn)

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

BZX84C9V1

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

9.1 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

15 ohm

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.3 W

e3

10

260

SILICON

MMBZ5231BLT1G

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

Not Qualified

.225 W

TO-236AB

e3

30

260

SILICON

BZX84C6V2LT116

ROHM

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

6.2 V

ZENER

1

SMALL OUTLINE

6.45 %

150 Cel

R-PDSO-G3

UNIDIRECTIONAL

.25 W

HIGH RELIABILITY

10

260

SILICON

MM5Z5V1T1G

Onsemi

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

5.1 V

.9 V

ZENER

2 uA

1

2 V

SMALL OUTLINE

Voltage Reference Diodes

5.88 %

500 ohm

150 Cel

60 ohm

-65 Cel

MATTE TIN

R-PDSO-F2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

SZMM5Z4V7T1G

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

6.38 %

800 ohm

150 Cel

80 ohm

-65 Cel

MATTE TIN

R-PDSO-F2

1

UNIDIRECTIONAL

.5 W

e3

30

260

SILICON

AEC-Q101

BZT52-C5V1X

Nexperia

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

1.2 mV/Cel

5.1 V

ZENER

2 uA

1

2 V

SMALL OUTLINE

5.88 %

480 ohm

150 Cel

60 ohm

-55 Cel

TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.35 W

e3

30

260

SILICON

AEC-Q101; IEC-60134

1SMB5949BT3G

Onsemi

ZENER DIODE

DUAL

L BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

3.7 mA

SINGLE

100 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

250 ohm

-65 Cel

MATTE TIN

R-PDSO-L2

1

UNIDIRECTIONAL

Not Qualified

.55 W

e3

30

260

SILICON

BZX84C6V2-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

.7 mV/Cel

6.2 V

ZENER

3 uA

1

4 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 ohm

150 Cel

10 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G3

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

MMSZ4689-TP

Micro Commercial Components

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

5.1 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

MMSZ4689-E3-18

Vishay Intertechnology

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

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

SZMMSZ4685T1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

3.6 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

30

260

SILICON

AEC-Q101

MMSZ5245BS-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

8.5 mA

SINGLE

15 V

.9 V

ZENER

.1 uA

1

11 V

SMALL OUTLINE

5 %

11 V

600 ohm

150 Cel

16 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.2 W

e3

30

260

SILICON

ZEN056V130A24LS

TE Connectivity

ZENER DIODE

DUAL

NO LEAD

3

YES

SQUARE

PLASTIC/EPOXY

100 mA

SINGLE

5.6 V

ZENER

1

SMALL OUTLINE

S-PDSO-N3

UNIDIRECTIONAL

Not Qualified

.7 W

260

SILICON

MMSZ4698T1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

11 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

MMSZ5231B-E3-18

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

0 mV/Cel

5.1 V

ZENER

5 uA

1

2 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

1600 ohm

150 Cel

17 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

MMSZ5237BT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

20 mA

SINGLE

8.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

8 ohm

-55 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

BZX384-C12,115

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

12 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

150 ohm

-65 Cel

TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.3 W

e3

30

260

SILICON

BZX84C8V2-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

.7 mV/Cel

8.2 V

ZENER

.7 uA

1

5 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

80 ohm

150 Cel

15 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G3

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

SZMM3Z5V6ST1G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

5.6 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2.14 %

150 Cel

40 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

.3 W

e3

30

260

SILICON

AEC-Q101

BZX84C6V8-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

.7 mV/Cel

6.8 V

ZENER

2 uA

1

4 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

80 ohm

150 Cel

15 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G3

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

BZX84-C8V2

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

8.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

15 ohm

-65 Cel

TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

BZX84C8V2

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

8.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

15 ohm

Matte Tin (Sn)

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.3 W

e3

10

260

SILICON

DDZ9699T-7

Diodes Incorporated

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

12 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

-65 Cel

MATTE TIN

R-PDSO-F2

1

UNIDIRECTIONAL

Not Qualified

.15 W

e3

30

260

SILICON

SZMMBZ5245BLT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

8.5 mA

SINGLE

15 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

16 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.225 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

BZX84C18W-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

18 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

6.41 %

125 Cel

45 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.2 W

e3

30

260

SILICON

MMSZ4690T3G

Onsemi

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

.05 mA

SINGLE

5.6 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

UL RECOGNIZED

SZBZX84B5V6LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

5.6 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

1.96 %

150 Cel

40 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

BZT52C13-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

11 mV/Cel

13 V

ZENER

.1 uA

1

8 V

SMALL OUTLINE

6.42 %

170 ohm

150 Cel

30 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.37 W

HIGH RELIABILITY

e3

30

260

SILICON

MMSZ5254B-TP

Micro Commercial Components

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

6.2 mA

SINGLE

24.3 mV/Cel

20 V

.9 V

ZENER

.0001 uA

1

21 V

SMALL OUTLINE

5 %

600 ohm

150 Cel

41 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

10

260

SILICON

BZX84C7V5LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

7.5 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

6.04 %

150 Cel

15 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

UL RECOGNIZED

BZD27C15P-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

50 mA

SINGLE

15 V

ZENER

1

SMALL OUTLINE

6.12 %

150 Cel

-55 Cel

MATTE TIN

R-PDSO-F2

1

UNIDIRECTIONAL

.8 W

DO-219AB

e3

10

260

SILICON

AEC-Q101

SZBZX84C4V7ET1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

4.7 V

ZENER

1

SMALL OUTLINE

6.38 %

500 ohm

150 Cel

80 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

TO-236AB

e3

30

260

SILICON

AEC-Q101; UL RECOGNIZED

BZX84B15LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

15 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

2 %

150 Cel

30 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

UL RECOGNIZED

1SMA5939BT3G

Onsemi

ZENER DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

9.6 mA

SINGLE

39 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

45 ohm

-65 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

SZBZX84C2V7LT1G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

2.7 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

7.41 %

150 Cel

100 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

.25 W

TO-236AB

e3

30

260

SILICON

AEC-Q101

BZD27C5V6P-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

100 mA

SINGLE

5.6 V

ZENER

1

SMALL OUTLINE

7.14 %

150 Cel

-55 Cel

Matte Tin (Sn)

R-PDSO-F2

1

UNIDIRECTIONAL

.8 W

DO-219AB

e3

30

260

SILICON

AEC-Q101

1SMB5920B-13

Diodes Incorporated

ZENER DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

60.5 mA

SINGLE

6.2 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

2 ohm

-65 Cel

MATTE TIN

R-PDSO-C2

1

UNIDIRECTIONAL

.55 W

e3

30

260

SILICON

BZX84C11-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

11 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5.45 %

150 Cel

20 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.35 W

HIGH RELIABILITY

e3

30

260

SILICON

BZX84C3V9-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.9 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5.13 %

150 Cel

90 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.35 W

HIGH RELIABILITY

e3

30

260

SILICON

BZX84C9V1LT116

ROHM

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

9.1 V

ZENER

1

SMALL OUTLINE

6.08 %

150 Cel

R-PDSO-G3

UNIDIRECTIONAL

.25 W

HIGH RELIABILITY

10

260

SILICON

BZG05C3V6-M3-18

Vishay Intertechnology

ZENER DIODE

DUAL

C BEND

2

YES

RECTANGULAR

PLASTIC/EPOXY

60 mA

SINGLE

3.6 V

ZENER

1

SMALL OUTLINE

5.56 %

150 Cel

-65 Cel

Matte Tin (Sn)

R-PDSO-C2

1

UNIDIRECTIONAL

1.25 W

HIGH RELIABILITY

DO-214AC

e3

30

260

SILICON

BZT52C3V0-7-F

Diodes Incorporated

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

0 mV/Cel

3 V

ZENER

10 uA

1

1 V

SMALL OUTLINE

6.67 %

600 ohm

150 Cel

95 ohm

-65 Cel

MATTE TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.37 W

HIGH RELIABILITY

e3

30

260

SILICON

BZX84C9V1LT3G

Onsemi

ZENER DIODE

DUAL

GULL WING

3

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

9.1 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

6.08 %

150 Cel

15 ohm

-65 Cel

MATTE TIN

R-PDSO-G3

1

UNIDIRECTIONAL

Not Qualified

.25 W

TO-236AB

e3

30

260

SILICON

UL RECOGNIZED

MMSZ5248B-E3-08

Vishay Intertechnology

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

7 mA

SINGLE

14.76 mV/Cel

18 V

ZENER

.1 uA

1

14 V

SMALL OUTLINE

Voltage Reference Diodes

5 %

600 ohm

150 Cel

21 ohm

-55 Cel

Matte Tin (Sn)

R-PDSO-G2

1

UNIDIRECTIONAL

.5 W

e3

10

260

SILICON

BZX384-C3V3,115

NXP Semiconductors

ZENER DIODE

DUAL

GULL WING

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

3.3 V

ZENER

1

SMALL OUTLINE

Voltage Reference Diodes

5 %

150 Cel

600 ohm

-65 Cel

TIN

R-PDSO-G2

1

UNIDIRECTIONAL

Not Qualified

.3 W

e3

30

260

SILICON

MM5Z16VT1G

Onsemi

ZENER DIODE

DUAL

FLAT

2

YES

RECTANGULAR

PLASTIC/EPOXY

5 mA

SINGLE

16.2 V

.9 V

ZENER

.05 uA

1

11.2 V

SMALL OUTLINE

Voltage Reference Diodes

5.56 %

80 ohm

150 Cel

40 ohm

-65 Cel

MATTE TIN

R-PDSO-F2

1

UNIDIRECTIONAL

Not Qualified

.5 W

e3

30

260

SILICON

MMSZ5242BT3G

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

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.