Zener Diode

April 30th, 2009

How does zener diode work as voltage regulator?

In contrast to a regular diode, a zener is designed to operate reverse biased in the breakover region. In that region, large changes in current through the diode result in minimial changes in voltage across the diode. If the diode is then placed in parallel with the “load”, the two voltages will be equal. This results in very small voltage changes even when the current changes dramatically, hence voltage regulation.

eBay Logo  

NEW 1N4742A 12V 1W DO-41 GLASS 5% 10 X Zener Diode


NEW 1N4742A 12V 1W DO-41 GLASS 5% 10 X Zener Diode


$0.01


MMBZ5228BLT1 Zener Diode 3.9V 225MW 2600 PCS NEW


MMBZ5228BLT1 Zener Diode 3.9V 225MW 2600 PCS NEW


$14.99


LOT 100x LM285D-2.5R2 ZENER DIODE REF. 2.5V 1% REEL BRAND NEW


LOT 100x LM285D-2.5R2 ZENER DIODE REF. 2.5V 1% REEL BRAND NEW


$29.99


300 Micro Semi 1N5270B 91V Zener Diodes


300 Micro Semi 1N5270B 91V Zener Diodes


$19.99


Lot of (100) Diodes Inc MMBZ5248B-7-F Diode Zener 18V 350MW SOT23-3


Lot of (100) Diodes Inc MMBZ5248B-7-F Diode Zener 18V 350MW SOT23-3


$7.50


NEW 1N4731A 4.3V 1W DO-41 GLASS 5% 10 X Zener Diode


NEW 1N4731A 4.3V 1W DO-41 GLASS 5% 10 X Zener Diode


$0.01


 NEW 1/2W  0.5W  Zener Diode 30 Value Assorted 2v ~ 39v Kit Qty 300pcs


NEW 1/2W 0.5W Zener Diode 30 Value Assorted 2v ~ 39v Kit Qty 300pcs


$8.20


500 MELF SMT 15V 500mA Zener Diodes


500 MELF SMT 15V 500mA Zener Diodes


$12.99


 new 1/2w 0.5w Watt 2v ~ 39v Zener Diode 30 Value Assorted Qty 300pcs


new 1/2w 0.5w Watt 2v ~ 39v Zener Diode 30 Value Assorted Qty 300pcs


$8.20


100 pcs 9.1V  Zener Diode 0.5W 500mW 1/2W DO35 RoHS


100 pcs 9.1V Zener Diode 0.5W 500mW 1/2W DO35 RoHS


$1.50


100x Zener Diode 5.1V/0.5W 1N5231B 1N5231


100x Zener Diode 5.1V/0.5W 1N5231B 1N5231


$3.53


100 pcs 33V  Zener Diode 0.5W 500mW 1/2W DO35 RoHS


100 pcs 33V Zener Diode 0.5W 500mW 1/2W DO35 RoHS


$1.50


NEW 1N5364B 1N5364 ZENER DIODE    5 PIECES


NEW 1N5364B 1N5364 ZENER DIODE 5 PIECES


$1.00


10 X Zener Diode 1N4754A 39V 1W DO-41 GLASS 5% [EZD27]


10 X Zener Diode 1N4754A 39V 1W DO-41 GLASS 5% [EZD27]


$0.01


11V 1W DO-41 GLASS 5% 10 X Zener Diode 1N4741A NEW


11V 1W DO-41 GLASS 5% 10 X Zener Diode 1N4741A NEW


$0.01


new 30V 1W DO-41 GLASS 5% 10 X Zener Diode 1N4751A


new 30V 1W DO-41 GLASS 5% 10 X Zener Diode 1N4751A


$0.01


1 Lot of 250 Zener Diode 1N5362A.  New parts


1 Lot of 250 Zener Diode 1N5362A. New parts


$24.99


10 X Zener GLASS Diode Rectifier 1N4755A 43V 1W DO-41


10 X Zener GLASS Diode Rectifier 1N4755A 43V 1W DO-41


$0.01


500 Pcs 1/2W DIP Voltage Regulators Axial Zener Diodes


500 Pcs 1/2W DIP Voltage Regulators Axial Zener Diodes


$14.97


10 X Zener Diode 1N4752A 33V 1W DO-41 GLASS 5% [EZD25]


10 X Zener Diode 1N4752A 33V 1W DO-41 GLASS 5% [EZD25]


$0.01


24 pcs 1N5368BG 47V, 5W ZENER DIODE 1N5368 by On Semi, Lead Free


24 pcs 1N5368BG 47V, 5W ZENER DIODE 1N5368 by On Semi, Lead Free


$7.95


24 pcs 1N5341BG 6.2V, 5W ZENER DIODE 1N5341 by On Semi, Lead Free


24 pcs 1N5341BG 6.2V, 5W ZENER DIODE 1N5341 by On Semi, Lead Free


$7.95


APPRX 500PC 1N4732A 4.7VOLT 1WATT ZENER DIODE LOT


APPRX 500PC 1N4732A 4.7VOLT 1WATT ZENER DIODE LOT


$9.95


24 pcs 1N5342BG 6.8V, 5W ZENER DIODE 1N5342 by On Semi, Lead Free


24 pcs 1N5342BG 6.8V, 5W ZENER DIODE 1N5342 by On Semi, Lead Free


$7.95


24 pcs 1N5384BG 160V, 5W ZENER DIODE 1N5384 by On Semi, Lead Free


24 pcs 1N5384BG 160V, 5W ZENER DIODE 1N5384 by On Semi, Lead Free


$7.95


24 pcs 1N5352BG 15V, 5W ZENER DIODE 1N5352 by On Semi, Lead Free


24 pcs 1N5352BG 15V, 5W ZENER DIODE 1N5352 by On Semi, Lead Free


$7.95


8.2V 1/2W Glass Sealed Package DIP Zener Diodes 100 Pcs


8.2V 1/2W Glass Sealed Package DIP Zener Diodes 100 Pcs


$6.11


24 pcs 1N5355BG 18V, 5W ZENER DIODE 1N5355 by On Semi, Lead Free


24 pcs 1N5355BG 18V, 5W ZENER DIODE 1N5355 by On Semi, Lead Free


$7.95


24 pcs 1N5346BG 9.1V, 5W ZENER DIODE 1N5346 by On Semi, Lead Free


24 pcs 1N5346BG 9.1V, 5W ZENER DIODE 1N5346 by On Semi, Lead Free


$7.95


24 pcs 1N5349BG 12V, 5W ZENER DIODE 1N5349 by On Semi, Lead Free


24 pcs 1N5349BG 12V, 5W ZENER DIODE 1N5349 by On Semi, Lead Free


$7.95


1N5314 GLASS ZENER DIODE TIN NOS


1N5314 GLASS ZENER DIODE TIN NOS


$4.95


1N5308 KSI ZENER DIODE NOS


1N5308 KSI ZENER DIODE NOS


$4.95


1N5318 SI GLASS ZENER DIODE NOS


1N5318 SI GLASS ZENER DIODE NOS


$3.95


10 X Zener Diode 1N4757A 51V 1W DO-41 GLASS 5% [EZD30]


10 X Zener Diode 1N4757A 51V 1W DO-41 GLASS 5% [EZD30]


$0.01


NEW 1N4735A 6.2V 1W DO-41 GLASS 5% 10 X Zener Diode


NEW 1N4735A 6.2V 1W DO-41 GLASS 5% 10 X Zener Diode


$0.01


1/2W Through Hole Zener Diodes Voltage Regulators 4B1


1/2W Through Hole Zener Diodes Voltage Regulators 4B1


$12.60


ZENER DIODE JANTX1N3034B


ZENER DIODE JANTX1N3034B “d” GOLD Vintage 1N3034B


$29.95


ZENER DIODE CCZL JANTX1N3034B SIEMENS GOLD Vintage 1N3034B


ZENER DIODE CCZL JANTX1N3034B SIEMENS GOLD Vintage 1N3034B


$29.95


1N5241B ZENER DIODE 11V 500mw NOS


1N5241B ZENER DIODE 11V 500mw NOS


$1.19


Tympanium Zener Diode Rectifier BSA Lightning  Thunderbolt Norton Atlas Victor


Tympanium Zener Diode Rectifier BSA Lightning Thunderbolt Norton Atlas Victor


$49.99


ZENER DIODE 1WATT JAN1N3038B


ZENER DIODE 1WATT JAN1N3038B “d” GOLD 1970 1N3038B


$19.95


8pk - 1N4736 (6.8V) Zener Diodes


8pk – 1N4736 (6.8V) Zener Diodes


$1.00


8pk - 1N5225B - 3V - Zener Diode


8pk – 1N5225B – 3V – Zener Diode


$1.00


ZENER DIODE 1WATT JAN1N3038B CCZL GOLD 1968 1N3038B


ZENER DIODE 1WATT JAN1N3038B CCZL GOLD 1968 1N3038B


$29.95


ZENER DIODE 1N3073 VINTAGE GOLD 1962


ZENER DIODE 1N3073 VINTAGE GOLD 1962


$29.95


ZENER DIODE 1N3073 VINTAGE TIN 1967


ZENER DIODE 1N3073 VINTAGE TIN 1967


$19.95


1N2831B-JANTX (MIL SPEC) ZENER DIODE 51v,50w (LOT OF 4)


1N2831B-JANTX (MIL SPEC) ZENER DIODE 51v,50w (LOT OF 4)


$33.00


1N5232B ZENER DIODE 5.6V 1/2W MOTOROLA X 40 Pcs.


1N5232B ZENER DIODE 5.6V 1/2W MOTOROLA X 40 Pcs.


$3.49


Microtron IN5257B,1/2W, 5%, 33V, zener diodes, REEL


Microtron IN5257B,1/2W, 5%, 33V, zener diodes, REEL


$161.95


100x Zener Diode 4.7V/0.5W 1N5230B 1N5230


100x Zener Diode 4.7V/0.5W 1N5230B 1N5230


$3.53


10  -  NTE140A  10V/ 1Watt Zener Diode - NEW


10 – NTE140A 10V/ 1Watt Zener Diode – NEW


$5.00


Intermetall Zener Diodes Large Assortment NOS


Intermetall Zener Diodes Large Assortment NOS


$600.00


2200 Temic BZT55C QuadroMelf Small Signal Zener Diodes


2200 Temic BZT55C QuadroMelf Small Signal Zener Diodes


$24.99


2200 Temic TZM5240B MiniMelf Small Signal Zener Diodes


2200 Temic TZM5240B MiniMelf Small Signal Zener Diodes


$24.99


ZENER DIODE 1N3037B ETCO GOLD Vintage 1N3037


ZENER DIODE 1N3037B ETCO GOLD Vintage 1N3037


$19.95


ZENER DIODE 1N3037 SEMCOR TIN Vintage 1N3037


ZENER DIODE 1N3037 SEMCOR TIN Vintage 1N3037


$14.95


BZX55-C24 DIODE, ZENER 24V, 500mW...Pack of 100


BZX55-C24 DIODE, ZENER 24V, 500mW…Pack of 100


$6.60


BZX55-C2V7 DIODE, ZENER 2V7, 500mW...Pack of 100


BZX55-C2V7 DIODE, ZENER 2V7, 500mW…Pack of 100


$6.60


BZX55-C5V1 DIODE, ZENER 5V1, 500mW...Pack of 100


BZX55-C5V1 DIODE, ZENER 5V1, 500mW…Pack of 100


$6.60


BZX55-C3V6 DIODE, ZENER 3V6, 500mW...Pack of 100


BZX55-C3V6 DIODE, ZENER 3V6, 500mW…Pack of 100


$6.60


BZX55-C18 DIODE, ZENER 18V 500mW...Pack of 100


BZX55-C18 DIODE, ZENER 18V 500mW…Pack of 100


$6.60


3K NXP BZX284-C5V1 5.1V zener diode SOD110 SMT 7


3K NXP BZX284-C5V1 5.1V zener diode SOD110 SMT 7″ reel


$60.00


10pk - 1N4372  Zener  Diodes


10pk – 1N4372 Zener Diodes


$1.00


10pk - 12V- .4W Zener Diodes  # 1N963


10pk – 12V- .4W Zener Diodes # 1N963


$1.00


10 X Zener Diode 1N4756A 47V 1W DO-41 GLASS 5% [EZD29]


10 X Zener Diode 1N4756A 47V 1W DO-41 GLASS 5% [EZD29]


$0.01


NEW 1N4749A 24V 1W DO-41 GLASS 5% 10 X Zener Diode


NEW 1N4749A 24V 1W DO-41 GLASS 5% 10 X Zener Diode


$0.01


10 X Zener Diode 1N4732A 4.7V 1W DO-41 GLASS 5% [EZD05]


10 X Zener Diode 1N4732A 4.7V 1W DO-41 GLASS 5% [EZD05]


$0.01


300 X 1N4728 - 1N4728A 3.3V 1 WATT ZENER DIODE DO-41 GLASS ON TAPE 300 PCS


300 X 1N4728 – 1N4728A 3.3V 1 WATT ZENER DIODE DO-41 GLASS ON TAPE 300 PCS


$13.45


1N4763 /ECG5095A  1W ZENER DIODE


1N4763 /ECG5095A 1W ZENER DIODE


$2.95


500 Pcs 1/2W 5.1V DIP Voltage Regulators Zener Diodes


500 Pcs 1/2W 5.1V DIP Voltage Regulators Zener Diodes


$14.96


50x Zener Diode 5.1V/1W 1N4733A 1N4733


50x Zener Diode 5.1V/1W 1N4733A 1N4733


$3.51


D817A USSR Powerful Zener Diodes Lot of 12 NOS


D817A USSR Powerful Zener Diodes Lot of 12 NOS


$5.00


D817B USSR High Voltage Zener Diodes Lot of 12 NOS


D817B USSR High Voltage Zener Diodes Lot of 12 NOS


$5.00


D816G USSR High Voltage Zener Diodes Lot of 12 NOS


D816G USSR High Voltage Zener Diodes Lot of 12 NOS


$5.00


20pk-1N5240  Zener Diodes


20pk-1N5240 Zener Diodes


$1.00


16pk-1N5256B  Zener Diodes


16pk-1N5256B Zener Diodes


$1.00


NEW 25 X 16V 1N4745 4745 1W  Zener  Diodes Freeship


NEW 25 X 16V 1N4745 4745 1W Zener Diodes Freeship


$1.59


100 pcs, SMT Zener Diodes 500mW


100 pcs, SMT Zener Diodes 500mW


$1.95


ZENER DIODE KIT 9 DIFFERENT PARTS 72 TOTAL PARTS


ZENER DIODE KIT 9 DIFFERENT PARTS 72 TOTAL PARTS


$9.99


2N3904 2N3906 PN2222A PN2907A 2N4401 2N4403 3.3V - 36V ZENER DIODE KIT 200X & MO


2N3904 2N3906 PN2222A PN2907A 2N4401 2N4403 3.3V – 36V ZENER DIODE KIT 200X & MO


$22.00


2500 Pcs SMD SMT Zener Diode Voltage Regulator 2.4V 5mA


2500 Pcs SMD SMT Zener Diode Voltage Regulator 2.4V 5mA


$27.61


1N4730A 3.9 V, 1 W silicon zener diode 100 ea LOT


1N4730A 3.9 V, 1 W silicon zener diode 100 ea LOT


$4.99


1N5241B ZENER DIODE 11Volt 500mw ,11V 1/2W,  LOT OF 10


1N5241B ZENER DIODE 11Volt 500mw ,11V 1/2W, LOT OF 10


$4.99


BZX85C18 18V 1.3W 18V 1 W  Zener Diode 100ea FREE US SH


BZX85C18 18V 1.3W 18V 1 W Zener Diode 100ea FREE US SH


$4.99


1N4748A  22V 1W 5% ZENER DIODE 10ea lot free  shipping


1N4748A 22V 1W 5% ZENER DIODE 10ea lot free shipping


$4.99


BZX85C18 18V 1.3W 18V 1W  Zener Diode 10 ea FREE SHIP


BZX85C18 18V 1.3W 18V 1W Zener Diode 10 ea FREE SHIP


$4.99


1N4748A  22V 1W 5% ZENER DIODE 100ea FREE SHIPPING


1N4748A 22V 1W 5% ZENER DIODE 100ea FREE SHIPPING


$4.99


1N4735A DIODE ZENER 6.2V 1W 5% DO-41 BULK (20pc) USA


1N4735A DIODE ZENER 6.2V 1W 5% DO-41 BULK (20pc) USA


$0.99


100x Zener Diode 12V/0.5W 1N5242B 1N5242


100x Zener Diode 12V/0.5W 1N5242B 1N5242


$3.53


Diodes BZT52C5V1-7 Zener Diodes 5.1V 500mW  SOD123 50pcs


Diodes BZT52C5V1-7 Zener Diodes 5.1V 500mW SOD123 50pcs


$3.25


1/2W 2V-39V Zener Diode Assorted Kit  30valuesX10pcs


1/2W 2V-39V Zener Diode Assorted Kit 30valuesX10pcs


$9.90


1W 3.6V-43V Zener Diode Assorted Kit  24values 240pcs  volatage regualtor


1W 3.6V-43V Zener Diode Assorted Kit 24values 240pcs volatage regualtor


$9.90


10 pcs New Zener Diode Rectifier 1N4753A DO-41 GLASS 5%


10 pcs New Zener Diode Rectifier 1N4753A DO-41 GLASS 5%


$0.01


2500 Pcs ZMM7V5 7.5V 5mA Glass Sealed Case Zener Diodes


2500 Pcs ZMM7V5 7.5V 5mA Glass Sealed Case Zener Diodes


$26.27


New 1W DO-41 GLASS 5% 10 X Zener Diode 1N4753A 36V


New 1W DO-41 GLASS 5% 10 X Zener Diode 1N4753A 36V


$0.01


DIP Zener Diodes 2.4V 1/2W for Liquid Crystal Display


DIP Zener Diodes 2.4V 1/2W for Liquid Crystal Display


$6.69


NEW 1N4747A 20V 1W DO-41 GLASS 5% 10 X Zener Diode


NEW 1N4747A 20V 1W DO-41 GLASS 5% 10 X Zener Diode


$0.01


100pcs, Zener Diode 12V/0.5W 1N5242B 1N5242,3322


100pcs, Zener Diode 12V/0.5W 1N5242B 1N5242,3322


$10.99


100pcs, Zener Diode 24V/0.5W 1N5252B 1N5252,3323


100pcs, Zener Diode 24V/0.5W 1N5252B 1N5252,3323


$10.99


100pcs, Zener Diode 5.6V/0.5W 1N5232B 1N5232,3321


100pcs, Zener Diode 5.6V/0.5W 1N5232B 1N5232,3321


$10.99

Comments are closed.